taxonID	type	description	language	source
063A87885E6AF5429A8EB9E8FBCC3AA9.taxon	description	(Figs. 1 A – C, 2 A – C, 3 A, B, 4 A, B, E, F, 5 A, C)	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E6AF5429A8EB9E8FBCC3AA9.taxon	materials_examined	Type material. Lectotype of Achias lobularis (designed by Kameneva, 2004 b) (male): “ P. lobularis / Wied. / Brazils / Lund ”, “ Mus. / Westerm. ”, “ Syntype male / Achias lobularis / Wiedemann / 1830 / des. V. Korneyev / XII. 2003 ”, “ Syntypus ”, “ ZMUC 00025500 ”.	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E6AF5429A8EB9E8FBCC3AA9.taxon	diagnosis	Diagnosis. Plagiocephalus lobularis can be differentiated from P. latifrons and P. intermedius by the shortest eyestalks (1.42 – 3.94 mm) (Fig. 1 A, B); female parafacialia yellow (Fig. 2 A); radial – medial band well connected to discal band (Fig. 3 A, B), and male wing with three posterior lobes (Fig. 3 A). The species can also be distinguished by male frons with dark gold spot on anterior portion of ocellar triangle (Fig. 1 B); male with purplish black spot from ventral side of the head up to face and part of the parafacialia (Fig. 1 A); scape dark gold to brown (Figs. 1 A, 2 A); pedicel and first flagellomere gold, sometimes with darker marks (Figs. 1 A, 2 A); male palpus brown, and female palpus yellow; proboscis brown, with brown and yellow setulae. Wing with crossvein r-m located distinctly before apex of vein R 1 (Fig. 3 A, B); cell cup yellow and, in males, closed by an almost straight vein (Fig. 3 A); cells c and sc, and base of discal band with colouration darker than in the other bands (Fig. 3 A, B); male discal and subapical bands forming a rounded angle (Fig. 3 A). Legs brown, with tarsi lighter and fore coxa yellow; male fore femur with base yellow (Fig. 1 C); female fore femur yellow, with a subbasal brown ring (Fig. 2 C). Measurements: Male: Body: 2.37 – 3.52 mm; Wing: 4.35 – 5.34 mm. Female: Body: 2.49 – 3.75 mm; Wing: 4.35 – 5.82 mm; Oviscape: 1.0 – 1.5 mm.	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E6AF5429A8EB9E8FBCC3AA9.taxon	materials_examined	Material examined. ARGENTINA: Misiónes, Iguazú (25.6036 S, 54.5558 W), 04 – 10. x. 1927, R. C & E. M. Shannon leg., 1 male (Det.: E. Kameneva, 2001) (USNM). BRAZIL: Ceará: Ibiapaba, Cachoeira Samambaia, 21. x. 2011, Gomes & Duarte leg., 1 female (DZUP); Ubajara, Parque Nacional do Ubajara, Cachoeira do Cafundó (3.8369 S, 40.9097 W), 01 – 15. i. 2013, F. Limeira-de-Oliveira & J. S. Pinto Júnior leg., 1 male (CZMA). Goiás: (Est. Goyaz), Campinas, i – 1936, R. Spitz leg., 1 female (MNRJ) and 5 females (MZSP); Goianesia, ix. 1969, H. Ebert leg., 2 females (MZSP). Mato Grosso do Sul: Aquidauana (20.4344 S, 55.6558 W), 15 – 26. x. 2011, Lamas, Nihei & eq. leg., 1 female (MZSP); Maracaju, ii. 1937, 1 female (USNM). Paraná: Antonina, Reserva Rio Cachoeira (25.3119 S, 48.6717 W), 50 m, 23 – 27. i. 2017, A. C. Domahovski leg., 1 male and 1 female (DZUP); Curitiba, Jardim Botânico (25.4421 S, 49.2388 W), 05. iv. 2015, O. Aguirre-Obando leg., 1 male (DZUP); idem, Universidade Federal do Paraná, Centro Politécnico, Mata Viva (25.4458 S, 49.2324 W), 921 m, 28. vii – 11. viii. 2015, L. Wendt leg., 1 male (DZUP); ibidem, 11 – 25. viii. 2015, 2 females (DZUP); ibidem, 09 – 24. ix. 2015, 1 female (DZUP); ibidem, 09 – 23. x. 2015, 1 male (DZUP); ibidem, 18. xi – 03. xii. 2015, 1 female (DZUP); ibidem, 08 – 25. i. 2016, 1 male and 2 females (DZUP); ibidem, 11 – 25. ii. 2016, 1 male and 2 females (DZUP); ibidem, 26. ii – 14. iii. 2016, 2 males and 1 female (DZUP); ibidem, 14 – 28. iii. 2016, 3 males and 2 females (DZUP); ibidem, 28. iii – 13. iv. 2016, 2 males and 2 females (DZUP); ibidem, 13 – 28. iv. 2016, 2 males and 4 females (DZUP); ibidem, 25. viii – 09. ix. 2016, 1 female (DZUP); idem, 6 – 9. xii. 2016, A. C. Vasconcelos leg., 1 female (DZUP); ibidem, 21 – 23. ii. 2017, 1 male and 1 female (DZUP); ibidem, 28. iii – 03. iv. 2017, 1 male (DZUP); idem, 15. ix. 2017, S. Silva leg., 3 females (DZUP); Paranaguá, Floresta Estadual do Palmito (25.5688 S, 48.5355 W), 16 – 17. vii. 2014, Leviski, Siewert & Queiroz-Santos leg., 2 males (DZUP); São José dos Pinhais (25.6047 S, 49.1933 W), 897 m, xi. 2016, A. C. Domahovski leg., 2 females (DZUP); ibidem, xii. 2016, 1 female (DZUP). Pernambuco: Bonito, Cachoeira Véu da Noiva (8.5423 S, 35.715 W), 510 m, 25. iii. 2015, F. Bravo leg., 1 male (DZUP). Rio de Janeiro: Angra, Japuíba “ Japuhyba ” (22.9949 S, 44.2920 W), i. 1985, E. Dorio & T. Travasso leg., 1 female (MNRJ); Casimiro de Abreu, Reserva Biológica da União, Trilha Buracão (22.4240 S, 42.0391 W), 14. i – 14. ii. 2014, Eq. Col. Biota Diptera Fluminense leg., 1 female (MNRJ); Rio de Janeiro, x – xii. 1937 – 1.1938, R. C. Shannon leg., 2 females (USNM); idem, ix. 1938, 1 female (USNM); idem, x. 1938, YelFevServ. MESBrazil, 9 females (Det.: G. Steyskal, 1962) (USNM); ibidem, i. 1939, 1 female (USNM); idem, 08. xi. 1933, H. Lopes Souza leg., “ Terpnomyia latifrons ”, 1 female (MNRJ); idem, ix. 1938, Serv. Febre Amarela MESBrazil, 1 female (USNM); idem, “ Dist. Federal ”, x. 1937, Serv. Febre Amarela MESBrazil, 1 male (USNM); idem, xii. 1938, Serv. Febre Amarela MESBrazil, 1 female (USNM); ibidem, xiii. 1938, 1 female (USNM); idem, ix. 1938, R. C. Shannon leg., YelFevServ. MESBrazil, 1 female (USNM); Jacarepaguá, Repr. Rio Grande, iii. 1968, M. Alvarenga leg., 1 female (MZSP); Nova Friburgo, Caledônia, 2219 m, ii. 2001, E. & P. Grossi leg., 1 male (DZUP). idem, Sans Souci (22.2808 S, 42.5121 W), 06. i. 2010, 2 males (DZUP). idem, Sítio Caturama, 1050 m, 30. xii. 2008, P. Grossi leg., 1 male (DZUP); Petrópolis, Taquara (22.6185 S, 43.2301 W), 28. xii. 197?, H. S. Lopes leg., 1 male (MZSP); ibidem, 13. xii. 1970, 1 female (MZSP); ibidem, 28. xii. 1970, 1 female (MZSP); ibidem, 01. i. 1971, 1 female (MZSP); ibidem, 03. i. 1971, 3 females (MZSP); ibidem,?. i. 1971, 1 female (MZSP); ibidem, 11. i. 1971, 1 female (MZSP); ibidem, 14. i. 1971, 1 male and 3 females (MZSP); ibidem, 06. ii. 1971, 1 male and 2 females (MZSP); ibidem, 07. ii. 1971, 1 male and 2 females (MZSP); ibidem, 14. ii. 1972, 2 females (MZSP); ibidem, 15. ii. 1972, 3 females (MZSP); ibidem, 11. vi. 1972, 1 female (MZSP) and 7 females (MZSP). Santa Catarina: Florianópolis, vii. 1960, Casemiro leg., 1 female (MZSP); Joinville, 27. i. 1972, H. S. Lopes leg., 1 female (MZSP); Seara [= Nova Teutônia] (27.1833 S, 52.3833 W), 24. x. 1936, Fritz Plaumann leg., Brit. Mus. 1936 – 256, A. E. Whittington (2004), 1 male (NHMUK 010862540); ibidem, 29. xi. 1937, Brit. Mus. 1938 – 40, 2 females (NHMUK 010862538, NHMUK 010862539); ibidem, 28. iii. 1938, Brit. Mus. 1938 – 312, 1 female (NHMUK 010862537); ibidem, ii. 1967, 1 female (MZSP); ibidem, ii. 1969, 1 female (MZSP); ibidem, x. 1969, 2 females (MZSP); ibidem, xi. 1970, 1 female (MZSP); ibidem, vii. 1971, 1 female (MZSP). São Paulo: Andes, 1955, M. Carrera leg., 1 male and 2 females (MZSP); Barueri,?. ii. 1966, K. Lenko leg., 1 female (MZSP); Butantan, 02. vii. 1979, H. S. Lopes leg., 1 female (MZSP); ibidem, 12. vii. 1979, 1 female (MZSP); idem, Horta O. Cruz, 06. viii. 1969, L. T. F. leg., 1 male (MZSP); ibidem, 08. viii. 1979, 1 male (MZSP); ibidem, 11. viii. 1971, 2 males and 3 females (MZSP); Cantareira, Chapadão (23.4142 S, 46.6000 W), viii. 1946, Barreto leg., 1 female (MZSP); Rio Paraná, Porto Cabral, 01 – 25. iv. 1944, Trav. Fo., Carrera & E. Dente leg., 1 male (MZSP); São José dos Campos, 15 – 22. viii. 1997, Eurico R. de Paulo leg., 1 female (LACM); ibidem, 07 – 14. ix. 1997, 1 female (LACM).	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E6AF5429A8EB9E8FBCC3AA9.taxon	distribution	Distribution. Brazil (Ceará *, Pernambuco *, Goiás, Mato Grosso do Sul, Rio de Janeiro, São Paulo, Paraná * and Santa Catarina), Paraguay and Argentina (Fig. 6).	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E6AF5429A8EB9E8FBCC3AA9.taxon	discussion	Comments. Blanchard (1938 a, 1938 b) deposited the holotypes of Paragoniaeola tanycephala and Eupterocerina conjuncta in his personal collection, and only the material of P. tanycephala could be tracked down (INTA).	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E69F54C9958BC00FB033BBE.taxon	description	(Figs. 1 D – F, 2 D – F, 3 C, D, 4 C, D, 5 B, D)	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E69F54C9958BC00FB033BBE.taxon	materials_examined	Type material. Syntypes of Terpnomyia latifrons (4 females): “ Bolivia – Mapiri / 21. I. 03 / S. Carlos 800 m ”, “ Terpnomyia latifrons / det. F. Hendel ”, “ Cotypus ”; “ Bolivia – Mapiri / 5. III. 03 / Sarampioni 700 m ”, “ Terpnomyia latifrons / det. F. Hendel ”, “ Cotypus ”; “ Peru – Urubambafl. / 10. IX. 03 / Umahuankilia ”; “ Terpnomyia latifrons / det. F. Hendel ”, “ Cotypus ”, “ Staatl. Museum für / Tierkunde Dresden / Coll. W. Schnuse, 1911 // (MTD); “ Peru – Urubambafl. / 13. IX. 03 / Umahuankilia ”, “ Terpnomyia latifrons / det. F. Hendel ”, “ Paratype ”, “ Coll. Hendel ” (NHMW).	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E69F54C9958BC00FB033BBE.taxon	diagnosis	Diagnosis. Plagiocephalus latifrons can be differentiated from P. lobularis and P. intermedius by the longest eyestalks (5.08 – 18.08 mm) (Fig. 1 D, E); female parafacialia black (Fig. 2 D); radial-medial band with base almost as narrow as the apex, at most barely touching the discal band (Fig. 3 C, D). The species can also be distinguished by male frons with gold spot on anterior portion of ocellar triangle (Fig. 1 E); male face yellowish white, with region close to antennae yellower (Fig. 1 D); male scape, pedicel and first flagellomere entirely yellow (Fig. 1 D), and female scape, pedicel and first flagellomere gold with apex sometimes darker (Fig. 2 D); palpus yellow; male proboscis yellow, with yellow setulae, and female proboscis reddish yellow, with brown and yellow setulae. Male wing of normal outline, without posterior lobes (Fig. 3 C); crossvein r-m almost at the level of apex of vein R 1 (Fig. 3 C, D). Male fore and mid legs entirely yellow, and hind leg yellow to gold (Fig. 1 F); female legs brown, with tarsi lighter, and fore femur yellowish on the apex (Fig. 2 F). Measurements: Male: Body: 2.55 – 3.75 mm; Wing: 4.05 – 6.8 mm. Female: Body: 2.85 – 4.00 mm; Wing: 4.75 – 6.48 mm; Oviscape: 1.05 – 1.5 mm.	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E69F54C9958BC00FB033BBE.taxon	materials_examined	Material examined. BELIZE: Stann Creek Valley, 06. iv. 1979, B. Bowers leg., 4 males (USNM). BRAZIL: Acre: Cruzeiro do Sul, Rio Moa (7.6172 S, 72.7708 W), 19 – 28. xi. 1996, J. A. Rafael, J. Vidal & R. L. Menezes leg., 1 female wing (INPA). Amapá: Serra do Navio, 13. x. 1957, J. Lane leg., 1 female (MZSP). Amazonas: Barcelos, Rio Demeni Pirico (0.325 S, 62.7892 W), viii. 2008, A. Silva & R. Machado leg., 1 female (INPA); Ipixuna, Rio Gregório, Com. Lago Grande (7.1699 S, 70.8195 W), 18 – 23. v. 2011, J. A. Rafael, J. T. Câmara, R. F. Silva, A. Somavilla, C. Gonçalves leg., 1 female (INPA); idem, Rio Liberdade, Estirão da Preta (7.363 S, 71.8686 W), 11 – 15. v. 2011, J. A. Rafael, J. T. Câmara, R. F. Silva, A. Somavilla, C. Gonçalves & A. Agudelo leg., 1 female (INPA); ibidem, J. A. Rafael, J. T. Câmara, R. F. Silva, A. Somavilla & C. Gonçalves leg., 2 females (INPA); Manaus, Campus Universitário, 23. vi. 1979, J. A. Rafael leg., 1 female (INPA); idem, Reserva Ducke (2.9166 S, 59.9833 W), 20 m, 07 – 21. xii. 1994, J. A. Rafael & J. Vidal leg., 1 female (INPA); idem, 09. viii. 2000, J. Vidal & A. F. Oliveira leg., 1 male (INPA); ibidem, 12. ix. 2000, 1 male (INPA); ibidem, 26. x. 2000, 2 males (INPA); ibidem, 27. x. 2000, 1 female (INPA); ibidem, 28. xi. 2000, 1 male (INPA); ibidem, 24. v. 2001, 1 male (INPA); idem, ix. 2001, J. Vidal leg., 1 female (INPA); idem, ZF 2 km- 14 Torre (2.5892 S, 60.1153 W), 19 – 22. iii. 2004, J. A. Rafael, C. S. Motta, F. F. Xavier F, A. Silva F & J. T. Câmara leg., 1 female (INPA); idem, 18 – 21. v. 2004, J. A. Rafael, F. B. Baccaro, F. F. Xavier & A. Silva leg., 1 female (INPA); idem, 12 – 15. x. 2004, J. A. Rafael, C. S. Motta, F. F. Xavier, A. Silva F & S. Trovisco leg., 1 female (INPA); idem, 17 – 21. viii. 2017, J. A. Rafael, A. C. Vasconcelos, F. F. Xavier, T. Mahlmann, S. Lima & B. Oliveira leg., 1 male (INPA); Novo Aripuanã, Reserva Soka (5.2647 S, 60.1188 W), 28. iv – 06. v. 1999, R. L. Ferreira, R. A Rocha, J. Vidal & R. S. Leite leg., 2 females (INPA); idem, 17 – 25. viii. 1999, J. Vidal & A. L. Henriques leg., 1 male and 4 females (INPA); Pq. N. Jau, Ig. Miracutu, Ig. do Gerlei (1.9500 S, 61.8167 W), 23 – 28. vii. 1995, J. A. Rafael & J. Vidal leg., 1 female (INPA); Rio Javari, Retirão do Equador, x. 1979, Alvarenga leg., 2 females (MZSP); São Gabriel da Cachoeira, Morro dos Seis Lagos, 800 m, 28. ix – 6. x. 1990, J. Vidal & J. A. Rafael leg., 1 male (INPA). Maranhão: Bom Jardim, REBIO-Res. Biol. Gorupi, 02 – 11. ix. 2010, D. W. A. Marques, E. A. S. Barbosa, J. A. Silva & M. M. Abreu leg., 1 female (CZMA). Pará: Belém, APEG Forest, x. 1969, T. H. G. Aitken leg., 1 female (USNM); Óbidos, Colônia São Tomé (1.8461 S, 55.0397 W), 01 – 11. ix. 2001, J. A. Rafael & J. Vidal leg., 1 female (INPA); idem, Faz. Parujá (1.6225 S, 55.3872 W), 05 – 11. ix. 2000, J. A. Rafael & J. F. Vidal leg., 1 male (INPA); idem, Sítio Curuó (1.7842 S, 55.1181 W), 29. viii – 08. ix. 2001, J. A. Rafael & J. Vidal leg., 1 female (INPA). Rondônia: 62 Km SE Ariquemes (10.2418 S, 62.5492 W), 17 – 24. iii. 1989, W. J. Hanson leg., 4 females (LACM); idem, 15 – 22. iii. 1991, W. Hanson & G. Bohart leg., 1 female (LACM); idem, 13 – 25. iv. 1992, W. J. Hanson leg., 1 female (LACM); ibidem, 8 – 20. xi. 1994, 5 females (LACM); ibidem, 7 – 18. xi. 1995, 1 female (LACM); ibidem, 22 – 31. x. 1997, 1 female (LACM); ibidem, 1 – 14. xi. 1997, 1 female (LACM); Monte Negro, Fazenda Amorim (10.6683 S, 63.4833 W), 03 – 15. xii. 2011, Amorim, Ament & Riccardi leg., 1 female (MZSP); Porto Velho, AHE Jirau, Rio Madeira (9.5981 S, 65.3667 W), 28. iii – 08. iv. 2011, R. R. Silva, E. Z. Albuquerque & eq. leg., 1 female (MZSP). Roraima: Ilha de Maracá, Rio Uraricoera, 19 – 24. vii. 1987, J. A. Rafael & L. S. Aquino leg., 1 female (Det.: A. Norrbom, 1990) (INPA); Pacaraima, 5 – 8. iii. 1988, Eq. J. A. Rafael leg., 1 female (INPA). BOLIVIA: Sta Cruz, Buena Vista, 21. ii. 1999, F. D. Parker leg., 1 female (LACM). COLOMBIA: Antioquia: Mpio la Pintada, Farailon La Paz, 16. ii. 2007, N. Uribe leg., 1 male (CEUA); idem, Sán Jerónimo, Parque los Tamarindos, 425 m, 24 – 27. iv. 2006, A. Velez leg., 1 male (CEUA 38267); idem, San Roque vrd, El Topacio, VSR Rez Bosque F 1, v. 2013, 1 male (CEUA); Ma, Santa Marta, Puerto Mosquito Rva La Iguana Verde, bosque VSR (11.1852 N, 74.1769 W), 09. xi. 2012, C. Valverde leg., 1 male (CEUA); ibidem, 10. xi. 2012, 1 male (CEUA). Santander: Cimitarra, Ciénaga de Cachimberos, Hacienda San Miguel, 05 – 8. x. 2001, M. Castaño & M. Velez leg., 2 males (CEUA 38268); idem, Hacienda El Bosque, Campamento Ecuador, Bosque Ecuador, 09 – 12. x. 2001, 1 male (CEUA 38133); idem, Vd. Primavera, 05 – 8. v. 2001, M. Castaño & M. Velez leg., 3 males (CEUA 38269); idem, Vereda Primavera Km 4, Hacienda El Bosque, Campamento Santa Isabel, 01 – 4. x. 2001, 1 male (CEUA 38270); San J. Girón, Prof. Sogamoso Denso Tierra, 603 m, 10 – 11. v. 2015, Y. Correa leg., 1 male (CEUA). COSTA RICA: Alajuela: 2 Km S Pital, 05 – 28. ix. 1988, F. D. Parker leg., 1 female (LACM); 20 Km S Upala, 14 – 17. viii. 1990, F. D. Parker leg., 1 female (EMUS); ibidem, 21 – 23. viii. 1990, 1 female (EMUS); ibidem, 28 – 30. viii. 1990, 2 females (EMUS); ibidem, 01 – 10. v. 1990, 1 female (LACM); ibidem, vi. 1990, 2 females (LACM); ibidem, 15. vii. 1990, 1 female (LACM); ibidem, 29. vii. 1990, 1 female (LACM); ibidem, 01. viii. 1990, 1 male (LACM); ibidem, 07 – 09. viii. 1990, 1 female (LACM); ibidem, 21 – 23. viii. 1990, 2 females (LACM); ibidem, 28 – 30. viii. 1990, 1 female (LACM); ibidem, 10 – 13. ix. 1990, 1 female (LACM); ibidem, 16 – 25. ix. 1990, 1 female (LACM); ibidem, 27. ix – 18. x. 1990, 1 male and 2 females (LACM); ibidem, 1 – 5. x. 1990, 1 female (LACM); ibidem, 16. x. 1990, 3 females (LACM); ibidem, 23. x. 1990, 4 females (LACM); ibidem, 26 – 30. x. 1990, 2 females (LACM); ibidem, 28. x. 1990, 4 females (LACM); ibidem, 30. x. 1990, 3 females (LACM); ibidem, 01. xi. 1990, 7 females (LACM); ibidem, 01 – 20. xi. 1990, 2 females (LACM); ibidem, 06. xi. 1990, 5 females (LACM); ibidem, 8. xi. 1990, 11 females (LACM); ibidem, 13. xi. 1990, 7 females (LACM); ibidem, 20. xi. 1990, 3 females (LACM); ibidem, 29. xi. 1990, 3 females (LACM); ibidem, 06. xii. 1990, 4 females (LACM); ibidem, 11. xii. 1990, 3 females (LACM); ibidem, 13. xii. 1990, 1 female (LACM); ibidem, 13. xii. 1990 – 09. i. 1991, 2 males (LACM); ibidem, 06. i. 1991, 1 male (LACM); ibidem, 20. i – 12. ii. 1991, 1 male (LACM); ibidem, 29. i. 1991, 2 females (LACM); ibidem, 05. ii. 1991, 2 females (LACM); ibidem, 07. ii. 1991, 1 female (LACM); ibidem, 12. ii – 05. iii. 1991, 1 female (LACM); ibidem, 3 – 9. iii. 1991, 1 male and 1 female (LACM); ibidem, 05 – 18. viii. 1991, 1 male (LACM); ibidem, 10 – 19. iii. 1991, 3 females (LACM); ibidem, 12. iii. 1991, 2 females (LACM); ibidem, 18 – 26. iii. 1991, 1 female (LACM); ibidem, 20 – 26. iii. 1991, 2 females (LACM); ibidem, 27 – 31. iii. 1991, 5 females (LACM); ibidem, 1 – 10. iv. 1991, 6 females (LACM); ibidem, 11 – 20. iv. 1991, 2 females (LACM); ibidem, 12 – 30. iv. 1991, 1 female (LACM); ibidem, 1 – 9. v. 1991, 1 female (LACM); ibidem, 10 – 21. v. 1991, 2 females (LACM); ibidem, 1 – 11. vi. 1991, 1 female (LACM); ibidem, 03. vi. 1991, 1 female (LACM); ibidem, 07. vi. 1991, 1 female (LACM); ibidem, 21. vi. 1991, 1 female (LACM); ibidem, 1 – 15. vii. 1991, 1 female (LACM); ibidem, 16 – 24. vii. 1991, 4 females (LACM); ibidem, 21 – 31. vii. 1991, 2 females (LACM); ibidem, 1 – 10. x. 1991, 1 female (LACM); ibidem, 11 – 21. x. 1991, 1 female (LACM); ibidem, 22 – 31. x. 1991, 1 female (LACM); Golfito: 22. vii. 1957, Truxal & Menke leg., 2 females (Det.: Korneyev & Kameneva, 2001, Det.: Kameneva, 2001) (LACM); ibidem, 24. vii. 1957, 1 male (LACM). Guanacaste: S Cañas, 11 – 15. iii. 1989, F. D. Parker leg., 1 male (LACM); 14 Km S Cañas, 14 – 16. x. 1989, F. D. Parker leg., 1 male (LACM); ibidem, 15 – 25. vii. 1990, 1 female (LACM); ibidem, 24 – 31. viii. 1990, 2 females (LACM); ibidem, 16 – 19. xi. 1990, 1 female (LACM); ibidem, 1 – 22. vi. 1991, 1 female (LACM); 3 Km SE R. Naranjo (10.7911 N, 85.6689 W), 15 – 22. x. 1991, F. D. Parker leg., 1 female (LACM); ibidem, 20. xi. 1991, 1 male (LACM); ibidem, 1 – 5. xii. 1991, 1 female (LACM); ibidem, 10 – 23. i. 1992, 1 female (LACM); ibidem, 20 – 31. i. 1992, 1 female (LACM); ibidem, 10 – 19. ii. 1992, 1 female (LACM); ibidem, 23 – 31. viii. 1992, 1 female (LACM); ibidem, iv. 1992, 1 female (LACM); ibidem, v. 1992, 1 female (LACM); ibidem, 13. vii. 1992, 1 female (LACM); ibidem, 10 – 20. ix. 1992, 1 male (LACM); ibidem, 11 – 20. ix. 1992, 1 male (EMUS); ibidem, 1 – 9. x. 1992, 1 female (LACM); ibidem, 22. x. 1992, 1 female (LACM); ibidem, xii. 1992, 1 female (LACM); ibidem, 4 – 8. i. 1993, 1 female (LACM); ibidem, 15 – 19. iii. 1993, 1 male (LACM); ibidem, 15 – 30. iv. 1993, 1 female (LACM); ibidem, 1 – 9. vii. 1993, 1 female (LACM); ibidem, 14 – 16. vii. 1993, 1 female (LACM); ibidem, 1 – 3. vii. 1993, 1 female (LACM); ibidem, 25. vii. 1993, 1 female (LACM); ibidem, 23. viii. 1993, 1 female (LACM). Heredia: La Selva (10.4333 N, 84.0167 W), 06. ix. 1999, INBio-OET, 1 female (LACM); ibidem, 10. ix – 03. x. 1999, 1 female (LACM); ibidem, 20. ix. 1999, 3 females (LACM); La Selva Res. Sta., 24 – 30. viii. 1988, W. J. Hanson leg., 1 female (LACM). Higuito: San Mateo CR, Pablo Schild leg., 1 male (USNM). Limon: 7 mi N Guacimo, 22. ii – 3. iii. 1988, F. D. Parker leg., 1 female (LACM); Prov. Guapiles, 25. vi. 1965, R. J. Hamton leg., 1 male (LACM). Puntarenas: Piedras Blancas 24 Km W (8.7833 N, 83.2500 W), 200 m, xi. 1990, P. Hanson leg., 1 female (Det.: Kameneva, 2001) (USNM). San Jose: Escazu, 19 – 24. iv. 1988, F. D. Parker leg., 1 female (LACM); ibidem, 15 – 22. vii. 1989, 1 female (LACM); ibidem, 23 – 24. ix. 1989, 1 female (LACM); San Isidro 9 mi S (9.331 N, 83.6993 W), 31. xii. 1988, F. D. Parker leg., 1 female (EMUS). Turrialba: Catie / IICA Research Station, 24 – 30. vii. 1981, W. R. Dolling B. M. 1981 – 411, 1 male (NHMUK 010862541). ECUADOR: Napo: Lago Agrio 8 Km W, 28. viii. 1975, Langley & Cohen leg., 1 female (USNM); Limoncocha, 15. vi. 1977, P. J. Spangler & D. R. Givens leg., 3 females (USNM); Misahualli nr. Tena, 6 – 19. x. 2001, C. Brammer leg., 1 male (LACM); Res. Ethnica Waorani 1 Km S, Onkone Gare Camp (0.6527 S, 76.4333 W), 03. vii. 1995, T. L. Erwin et al. leg., 1 female (USNM); ibidem, 26. vi. 1996, 1 male (USNM); ibidem, 08. ii. 1996, 1 male (Det.: V. Korneyev, 2008) (USNM); Yasuni Res. Sta. (0.6667 S, 76.3833 W), 250 m, 19 – 30. x. 1998, W. J. Hanson leg., 8 females (LACM). Sucumbios: Sacha Lodge (0.5000 S, 76.4833 W), 270 m, 20 – 30. ix. 1994, P. Hibbs leg., 1 female (LACM). EL SALVADOR: El Impossible, 04. vii. 1977, Jarger leg., 1 female (USNM). La Unión (13.3351 N, 87.8470 W), 25. i. 1957, P. A. B leg., 1 male (USNM); idem, 25. i. 1957, G. R. S. leg., 2 females (USNM). Santa Tecla, 23. ii. 1935, P. A. B. leg., 1 male (USNM). GUATEMALA: Escuintla: Palín, 1992, J. Lopez leg., 1 male and 1 female (Det.: A. Norrbom, 1992) (USNM). Rodriguez, 1 male (Det.: E. E. Austen, 8. ix. 1926: Stylophthalmyia fascipennis Frey) (NHMUK 010862536). Sta. Lucia Cotz., 02 – 11. v. 1988, F. D. Parker leg., 1 female (LACM). HONDURAS: Atlántida, La Ceiba, 07. ix. 1916, F. J. Dyer leg., 1 female (USNM). MEXICO: Chiapas: Cacahoatan, 30. viii. 1967, H. Sanchez R. leg., 2 females (USNM); Tuxtla Chico, 02. viii. 1967, H. Sanchez R. leg., 1 male (USNM). Sinaloa, 68 mi SE Culiacan, 23. iv. 1977, Hanson & Davis leg., 1 female (LACM). NICARAGUA: Masaya: La Concha, Estrada 62 – 2376, 02. vii. 1961, Sequeira & Leal leg., 2 males (USNM). PANAMA: Barro Colorado: CZ, iv – v. 1937, J. Zetek leg., 1 female (USNM); ibidem, vii. 1937, 3 females (USNM); ibidem, x – xi. 1941, 1 female (USNM); ibidem, i – iii. 1944, 2 males and 2 females (USNM); Canal Zone, 09. vii. 1978, N. E. Woodley leg., 1 female (Det.: Terpnomyia sp. G. Steyskal, 1982) (USNM); ibidem, 14. vii. 1978, 1 female (USNM); Is, xi. 1937, J. Zetek leg., 2 females (USNM); idem, 10 – 17. v. 1964, W. D. & S. S. Duckworth leg., 1 male (USNM); idem, 25 – 28. iii. 1965, S. S. & W. D. Duckworth leg., 1 female (USNM). Cerro Campana, 11 – 14. vii. 1967, O. S. Flint, Jr. leg., 1 female (USNM). El Cermeño, iv – v. 1939, 1 female (USNM); idem, xii. 1939 – i. 1940, J. Zetek leg., 2 males and 1 female (USNM). La Campana, i – iii. 1938, J. Zetek leg., 1 male and 3 females (USNM). PERU: Dp. Junin: Chanchamayo, 11. viii. 1918, J. M. Schunke leg., 1 female (USNM). Huanuco: Cochicote, 08. ix. 1965, J. C. Hitchcock, Jr. leg., 1 female (Det.: G. Steyskal, 1965) (USNM); vic. Tingo Maria, 1 – 5. vi. 1999, W. Hanson & S. Keller leg., 2 females (LACM). Iquitos, iii – iv. 1932, R. C. Shannon leg., 1 female (Det.: Greene: Terpnomyia latifrons Hendel) (USNM). TRINIDAD: Simla, Arima-Blanchisseuse Rd., 20. vii. 1975, J. Price leg., 1 male (USNM); Simla Res. Sta., I., 2 – 15. vi. 1981, Hanson & Clemons leg., 1 male and 6 females (LACM). VENEZUELA: Lara, 4 Km NW de La Pastora, 2 – 3. iii. 1978, J. B. Heppner leg., 1 male (USNM). T. F. Amaz., Cerro de La Neblina Basecamp (0.8333 N, 66.1622 W), 140 m, 4 – 12. ii. 1984, D. Davis & T. McCabe leg., 2 females (USNM); ibidem, 1 – 10. iii. 1984, 1 female (USNM).	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E69F54C9958BC00FB033BBE.taxon	distribution	Distribution. Mexico, Belize *, Guatemala, Honduras, El Salvador, Nicaragua, Costa Rica, Panama, Trinidad, Venezuela, Colombia, Brazil (Maranhão *, Amapá *, Pará, Roraima *, Amazonas, Rondônia * and Acre *), Ecuador, Peru and Bolivia (Fig. 6).	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E69F54C9958BC00FB033BBE.taxon	discussion	Comments. A female specimen with the label “ Paraguay: Depto Alto Paraguay, 14 – 16.04.1986, Pague, Solis leg. (USNM) ” was analyzed and identified by Kameneva (2004 b) as P. latifrons. However, from the analysis of this specimen, it was concluded that it belongs to the genus Pterocerina Hendel.	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E67F54D9958BF29FE853CED.taxon	description	(Figs. 2 G – I, 3 E, F)	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E67F54D9958BF29FE853CED.taxon	materials_examined	Type material. Holotype (male): Costa Rica: Puntarenas: Monteverde, San Luis, Buen Amigo, 1000 – 1350 m, ix. 1994, 3224, Fuentes leg .. Paratypes (3 males, 17 females): Costa Rica: Cartago: A. C. Amistad, P. N. Tapanti, 1150 m, i. 1994, Mora leg., 1 male; Guanacaste: Rio San Lorenzo, Tierras Morenas, Z. P. Tenorio, 1050 m, i. 1993, Rodriguez leg., 1 female; P. N. Guanacaste: Est. Cacao, vii. 1989, GNP Biod. Sur. leg., 1 female; idem, SW side Volcan Cacao, 1000 – 1400 m, xi – xii. 1989, Blanco, Chaves leg., 1 female; idem, Lado SO Volcan Cacao, 800 – 1600 m, 12 – 17. vii. 1993, Fuentes leg., 1 female; Puntarenas: Monteverde, San Luis, Buen Amigo, 100 – 1350 m, ix. 1994, 1 female; ibidem, xi. 1994, 1 male; ibidem, 25. xi – 10. xii. 1996, Fuentes leg., 1 male; Est. Pittier, Sendero Pittier, 1670 m, 26. vi. 1995, Angulo leg., 1 female; ibidem, 21. vi – 4. vii. 1995, Moraga leg., 2 females; ibidem, 25. vi – 4. vii. 1995, Zumbado leg., 3 females; ibidem, 1700 m, 3. vii. 1995, Zumbado leg., 2 females; Buenos Aires, Est. Altamira, Sendero Los Gigantes, 1450 m, 4. i – 3. ii. 2000, Rubi leg., 4 females (INBio).	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E67F54D9958BF29FE853CED.taxon	diagnosis	Diagnosis. Plagiocephalus intermedius can be differentiated by the eyestalks of male longer than in P. lobularis and shorter than in P. latifrons (3.00 – 7.00 mm); female parafacialia yellow (Fig. 2 G); radial-medial band with base wider than apex, at most barely touching the discal band (Fig. 3 E, F). The species can also be distinguished by male face yellowish white; male scape, pedicel and first flagellomere entirely yellow, and female scape, pedicel and first flagellomere gold with apex darker (Fig. 2 G); palpus yellow; proboscis reddish yellow, with brown and yellow setulae. Male wing of normal outline, without posterior lobes (Fig. 3 E); crossvein r-m located distinctly before the apex of vein R 1 (Fig. 3 E, F); male subapical band curved and narrower when touching the apical band (Fig. 3 E); male apical band wider than in P. lobularis and P. latifrons (Fig. 3 E). Male fore and mid legs entirely yellow, and hind leg yellow to gold; female legs brown with tarsi lighter, and fore femur yellowish on the apex (Fig. 2 I). Measurements: Male: Body: 4.50 – 5.80 mm; Wing: 4.70 – 6.10 mm. Female: Body: 2.88 – 3.35 mm; Wing: 4.62 – 5.7 mm; Oviscape: 1.29 – 1.50 mm.	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E67F54D9958BF29FE853CED.taxon	materials_examined	Material examined. COSTA RICA: La Suiza, 1961, P. Schild leg., 1 female (USNM); idem, 24. xi. 1961, PablShild leg., 1 female (USNM).	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E67F54D9958BF29FE853CED.taxon	distribution	Distribution. Costa Rica (Fig. 6).	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
063A87885E67F54D9958BF29FE853CED.taxon	discussion	Comments. Part of the INBio collection, including the type material of P. intermedius, was aggregated to the Museo Nacional de Costa Rica. The material of P. intermedius from the USNM examined in this work had been previously misidentified as P. latifrons by Kameneva (2004 b).	en	Vasconcelos, Ana Caroline O., Wendt, Lisiane D., de Carvalho, Claudio J. B. (2019): Taxonomic revision of the Neotropical stalk-eyed fly Plagiocephalus Wiedemann (Diptera, Ulidiidae, Ulidiinae). Revista Brasileira de Entomologia 63 (1): 80-90, DOI: 10.1016/j.rbe.2018.12.002, URL: http://dx.doi.org/10.1016/j.rbe.2018.12.002
