taxonID	type	description	language	source
B31A87E5CA4E3E0CFE4CA869375FD9C0.taxon	diagnosis	DIAGNOSIS: Moderately large (13 – 26 mm), robust, setose bees (Figs. 1 – 4, 7 – 10, 13 – 15, 18 – 21, 25, 26, 28 – 32, 35 – 37). Head with clypeus protuberant; labrum as long as or longer than broad; lacinia composed of reduced sclerites hidden on inner side of stipes at base of galea; mentum and submentum fused into a single plate; basal labial palpomere flattened and elongate; malar area linear; facial foveae absent; ocelli low on face, near antennal toruli (Figs. 5, 6, 11, 12, 16, 17, 22, 23, 27, 33, 34, 38); orbits of compound eyes in males converging above (Figs. 5, 12, 17, 23, 27, 34); antennal toruli separated from epistomal sulcus by less than torular diameter; two subantennal sulci, outer sulcus arched; first flagellomere as long as or longer than scape (Figs. 5, 6, 11, 12, 16, 17, 22, 23, 27, 33, 34, 38); preepisternal sulcus absent below scrobal sulcus; forewing with pterostigma virtually absent; marginal cell narrow and elongate, longer than distance from apex to wing tip, apex bent away from margin and appendiculate (resembling to some degree a narrowly truncate marginal cell analogous to Panurginae) (Figs. 2, 4, 14, 21, 24, 28, 32); three submarginal cells; distal portion of wing papillate; female metafemoral apex enlarged and flattened to form a plate associated with metabasitibial plate (Figs. 2, 8, 19, 36); scopa abundant from metacoxa to metabasitarsus; pretarsal claws cleft, arolia reduced; female pygidial plate present; male metasomal sterna VII and VIII with large discs (refer to figures in Hurd & Linsley, 1976, and Ascher et al., 2006); male genital capsule tapering basally, gonobase small; volsella elongate, digitus and cuspis fused; penis valve and aedeagus fused (refer to figures in Hurd & Linsley, 1976, and Ascher et al., 2006). A complete description of the subfamily is provided by Hurd & Linsley (1976). INCLUDED GENERA: Oxaea Klug, 1807 a; Protoxaea Cockerell & Porter, 1899; Mesoxaea Hurd & Linsley, 1976; Notoxaea Hurd & Linsley, 1976; and Alloxaea Ascher, Engel, & Griswold, 2006.	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA4F3E0AFE73A8F0320EDDE8.taxon	diagnosis	DIAGNOSIS: Male without pale maculations on clypeus, labrum, mandible, and antenna (Figs. 12, 17); mandible simple apically (Fig. 12); maxillary palpi composed of six palpomeres; metasomal terga brownish black or black, not partly or largely reddish (Figs. 7 – 10, 13 – 15); metasomal tergum VI (male) and tergum V (female) with long, conspicuous tufts of white setae at sides (Figs. 8, 10, 14); apical margin of male metasomal sternum VIII deeply emarginate medially (refer to figures in Hurd & Linsley, 1976); gonobase greatly reduced, ringlike, much wider than long, not tapering basally; gonostylus partially differentiated from gonocoxae, with setae apically (refer to figures in Hurd & Linsley, 1976); outer lateral apex of volsella with dorsal lobed extension, outer margin from narrow ventral apex to widest point apical from apodeme frequently deeply concave before mediolateral process, process frequently protrudent (refer to figures in Hurd & Linsley, 1976); penis valve not elongate, only slightly surpassing gonostylar apices, with prominent ventral subapical ridge with apicolateral setae, not extending to thin lateral process (refer to figures in Hurd & Linsley, 1976).	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA4F3E0CFE60AFCA374DDECA.taxon	description	(Figs. 1 – 6)	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA4F3E0CFE60AFCA374DDECA.taxon	diagnosis	DIAGNOSIS: Male without pale maculations on clypeus, labrum, mandible, and antenna (Fig. 5); mandible simple apically; maxillary palpi composed of six palpomeres; metasomal terga brownish black or black, not partly or largely reddish (Figs. 1 – 4); metasomal tergum VI (male) and tergum V (female) without long, conspicuous tufts of white setae at sides; apical margin of male metasomal sternum VIII entire, convex, not emarginate medially (refer to figures in Hurd & Linsley, 1976); gonobase elongate, not ringlike, much longer than wide, tapering basally; gonostylus partially differentiated from gonocoxae, with setae apically (refer to figures in Hurd & Linsley, 1976); outer lateral apex of volsella with dorsal lobed extension, outer margin from narrow ventral apex to widest point apical from apodeme shallowly concave before mediolateral process, process not protrudent (refer to figures in Hurd & Linsley, 1976); penis valve not elongate, only slightly surpassing gonostylar apices, with prominent ventral subapical ridge with apicolateral setae, not extending to thin lateral process (refer to figures in Hurd & Linsley, 1976). INCLUDED SPECIES: Protoxaea australis Hurd & Linsley, 1976; P. gloriosa (Fox, 1893); and P. micheneri Hurd & Linsley, 1976. A key to species was provided by Hurd & Linsley (1976).	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA493E09FE6FAB92341BDD90.taxon	description	(Figs. 7 – 12)	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA493E09FE6FAB92341BDD90.taxon	diagnosis	DIAGNOSIS: Mesosomal dorsum of female with dark brown to black pubescence (Fig. 7); metafemoral scopa brown or reddish brown to black, or largely white; forewing darkly infuscate, at most nearly hyaline basally (Fig. 6). INCLUDED SPECIES: Mesoxaea (Mesoxaea) arizonica (Cockerell, 1936); M. (M.) clypeata Hurd & Linsley, 1976; and M. (M.) nigerrima (Friese, 1912). A key to species was provided by Hurd & Linsley (1976).	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA4B3E07FE7DAB883729DF28.taxon	description	(Figs. 13 – 17)	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA4B3E07FE7DAB883729DF28.taxon	materials_examined	TYPE SPECIES: Mesoxaea rufescens Hurd & Linsley, 1976.	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA4B3E07FE7DAB883729DF28.taxon	diagnosis	DIAGNOSIS: Mesosomal dorsum of female with pale pubescence (Fig. 13); metafemoral scopa largely white (Fig. 14); forewing nearly hyaline in basal half to two thirds, apically darkly infuscate (Fig. 14).	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA4B3E07FE7DAB883729DF28.taxon	etymology	ETYMOLOGY: The new subgeneric name is a combination of heteros (Greek, meaning “ different ”) and Oxaea, type genus of the subfamily. The gender of the name is feminine. INCLUDED SPECIES: Mesoxaea (Heteroxaea) rufescens Hurd & Linsley, 1976; M. (H.) tachytiformis (Cameron, 1901); M. (H.) texana (Friese, 1898); and M. (H.) vagans (Fox, 1893). Hurd & Linsley (1976) provide a key to the species as part of their key to all Mesoxaea s. l.	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA443E07FE75A951352EDDB6.taxon	diagnosis	DIAGNOSIS: Male with pale maculations on clypeus and mandible (Fig. 23); mandible with preapical tooth on inner margin; maxillary palpi composed of six palpomeres; metasomal terga I – III and sometimes IV at least partly or largely reddish (Figs. 18 – 21); metasomal tergum VI (male) and tergum V (female) with long, conspicuous tufts of white setae at sides; apical margin of male metasomal sternum VIII deeply emarginate medially (refer to figures in Hurd & Linsley, 1976); gonobase greatly reduced, ringlike, much wider than long, not tapering basally; gonostylus partially differentiated from gonocoxae, with setae apically; outer lateral apex of volsella without dorsal lobed extension, outer margin from narrow ventral apex to widest point apical from apodeme weakly concave before mediolateral process, process not protrudent (refer to figures in Hurd & Linsley, 1976); penis valve not elongate, only slightly surpassing gonostylar apices, with strong ventral subapical ridge extending to thin lateral process bearing setae (refer to figures in Hurd & Linsley, 1976). INCLUDED SPECIES: Notoxaea ferruginea (Friese, 1898).	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA453E05FE09AB46321ADEEB.taxon	diagnosis	DIAGNOSIS: Male without pale maculations on clypeus, labrum, mandible, and antenna (Fig. 27); mandible simple apically (Fig. 27); maxillary palpi composed of three palpomeres; metasomal terga brownish black or black with faint metallic highlights, not partly reddish (Figs. 25, 26); metasomal tergum VI with long, conspicuous tufts of brown to yellow brown setae at sides; apical margin of male metasomal sternum VIII deeply emarginate medially; gonobase greatly reduced, ringlike, much wider than long, not tapering basally (refer to figures in Ascher et al., 2006); gonostylus partially (albeit weakly) differentiated from gonocoxae, with setae apicolaterally; outer lateral apex of volsella without dorsal lobed extension, outer margin from broadly-rounded ventral apex to widest point apical from apodeme deeply concave before protrudent mediolateral process (refer to figures in Ascher et al., 2006); penis valve not elongate, not surpassing gonostylar apices, without ventral subapical ridge or process (refer to figures in Ascher et al., 2006). Female remains unknown. INCLUDED SPECIES: Alloxaea brevipalpis (Ascher, Engel, & Griswold, 2006).	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA463E04FD85A89137DDDDF8.taxon	diagnosis	DIAGNOSIS: Male often with pale maculations on clypeus, labrum, mandible, and basal antennal articles (Fig. 34); mandible simple apically (Fig. 38); maxillary palpi absent; metasomal terga with or without metallic coloration, otherwise brownish black, black (Figs. 28 – 30, 35 – 37), or partly or largely reddish; metasomal tergum VI (male) and tergum V (female) with long, conspicuous tufts of white or black setae at sides (Figs. 31, 32); apical margin of male metasomal sternum VIII deeply emarginate medially (refer to figures in Hurd & Linsley, 1976); gonobase greatly reduced, ringlike, much wider than long, not tapering basally; gonostylus not differentiated from gonocoxae, apex without setae (refer to figures in Hurd & Linsley, 1976); outer lateral apex of volsella without dorsal lobed extension, apex and outer margin variable; penis valve sometimes elongate, slightly to greatly surpassing gonostylar apices, without ventral subapical ridge or process.	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA473E03FDB0AB823204DE02.taxon	description	(Figs. 28 – 38)	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA473E03FDB0AB823204DE02.taxon	diagnosis	DIAGNOSIS: Metasomal terga with bright metallic coloration, frequently as metallic green, purple, or bluish-green bands (Figs. 28 – 32, 35, 37); male mandible without basal tooth (Fig. 38); outer lateral margin of volsella from narrow apex to widest point apical from apodeme straight, mediolateral angle not pronounced (refer to figures in Hurd & Linsley, 1976); penis valve elongate, slender, greatly surpassing gonostylar apices (refer to figures in Hurd & Linsley, 1976). INCLUDED SPECIES: Oxaea (Oxaea) austera Gerstaecker, 1867; O. (O.) festiva Smith, 1854 (Fig. 28); O. (O.) flavescens Klug, 1807 a [lectotype (Fig. 35) designation by Engel, 2006]; O. (O.) fuscescens Sichel, 1865; and O. (O.) stenocoryphe Moure, 1947.	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA403E03FE7CA8883539DD82.taxon	materials_examined	TYPE SPECIES: Oxaea rufa Friese, 1899.	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA403E03FE7CA8883539DD82.taxon	diagnosis	DIAGNOSIS: Metasomal terga largely red, with exceedingly faint iridescence on terga II – IV; tergum VI dark brown to black. Scopa with pubescence off-white. Male remains undescribed. This is an enigmatic oxaeine from Bahia and Pará in Brazil, and is in need of greater investigation.	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA403E03FE7CA8883539DD82.taxon	etymology	ETYMOLOGY: The new subgeneric name is a combination of rhodon (Greek, meaning “ red ”) and Oxaea, type genus of the subfamily. The gender of the name is feminine. INCLUDED SPECIES: Oxaea (Rhodoxaea) rufa Friese, 1899.	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA413E01FE7AA8F63560DA80.taxon	materials_examined	TYPE SPECIES: Oxaea schwarzi Moure & Seabra, 1962.	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA413E01FE7AA8F63560DA80.taxon	diagnosis	DIAGNOSIS: Metasomal terga brownish black or black, at most weakly metallic, never bright metallic green; male mandible with basal tooth or at least basal higharched ridge present (refer to figures in Moure & Seabra, 1962, Moure & Urban, 1963, and Graf & Urban, 2008); outer lateral margin of volsella from broadly-rounded apex to widest point apical from apodeme deeply concave before protrudent mediolateral process (refer to figures in Moure & Seabra, 1962); penis valve not elongate, only slightly surpassing gonostylar apices (refer to figures in Moure & Seabra, 1962, and Moure & Urban, 1963).	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
B31A87E5CA413E01FE7AA8F63560DA80.taxon	etymology	ETYMOLOGY: The new subgeneric name is a combination of perknos (Greek, meaning “ dark-colored ”) and Oxaea, type genus of the subfamily. The gender of the name is feminine. INCLUDED SPECIES: Oxaea (Percnoxaea) alvarengai Moure & Urban, 1963; O. (P.) mourei Graf, 1992; O. (P.) schwarzi Moure & Seabra, 1962; and O. (P.) sooretama Graf & Urban, 2008. Graf & Urban (2008) provide a key to the species.	en	Engel, Michael S. (2015): A review of the genera and subgenera of Oxaeinae (Hymenoptera: Andrenidae). Journal of Melittology 2015 (52): 1-18, DOI: 10.17161/jom.v0i52.4902, URL: http://dx.doi.org/10.17161/jom.v0i52.4902
