identifier	taxonID	type	CVterm	format	language	title	description	additionalInformationURL	UsageTerms	rights	Owner	contributor	creator	bibliographicCitation
181B523334905FBDA14918DEA1F5F202.text	181B523334905FBDA14918DEA1F5F202.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Metanigrus chromus Lv & Chen 2021	<div><p>Metanigrus chromus Lv &amp; Chen sp. nov. Figs 1, 2, 9-19</p><p>Measurements.</p><p>Total length: male 3.90-4.31 mm (N = 18), female 4.31-4.75 mm (N = 31).</p><p>Diagnosis.</p><p>The salient features of the new species include: frons (Fig. 10) with two brownish-black patches on both sides; outer process of gonostyli (Figs 13, 16) differentiated into two processes nearly equal at apex in lateral view; only basolateral side of anal tube (Figs 13, 16) with a finger-like process.</p><p>Coloration.</p><p>General color grayish yellow (Figs 1, 2). Vertex yellowish white. Eyes blackish red. Frons whitish yellow, a yellowish-brown stripe in middle, with two brownish-black patches on both sides. Clypeus black-brown. Pronotum sublaterally with brownish-black patches. Mesonotum yellowish brown, with brown stripe medially. Legs yellowish brown. Tegmen hyaline, veins brownish. Wings semitransparent. Abdomen brown.</p><p>Head and thorax.</p><p>Head (Figs 1, 9) significantly narrower than pronotum, median carina absent. Vertex shorter in middle line than wide at base (1: 1.51), with two posterolateral areolets at base not meeting medially. Frons (Fig. 10) subrectangular, without median carina, longer in middle line than wide at widest portion (about 1.45: 1), lateral carinae with a dense row of sensory pits along outer margin. Postclypeus (Fig. 10) with distinct median and lateral carinae. Frontoclypeal suture nearly straight. Rostrum elongate, surpassing hind-coxae. Pronotum (Fig. 9) wider than maximum width of head (including eyes) (1.37: 1), lateral carinae sinuate, median carina present. Mesonotum (Fig. 9) about 6.14 times longer than pronotum in midline, with distinct median carina. Tegmina (Fig. 11) slender, longer than maximal width (2.41: 1), almost as wide at postnodal as prenodal area, veins ScP + R + MP with several sensory pits, MP 3 two branched; five postnodal closed cells with C1 smaller than C2, C5 placed next to C3, C4 distally displaced after the nodal line, im, r-m and anterior two-thirds of margin with white areas. Hind wing (Fig. 12) with lateral margin notched at CuA1, CuP, and A2, more strongly at A1; A2 not reaching posterior margin. Metatibiotarsal formula: (3+5)-6-5.</p><p>Male genitalia.</p><p>Pygofer (Figs 13, 14, 16, 17) symmetrical, gradually narrowed towards apex, with sinuate anterior and posterior margins. Pygopher with internal sulcus and almost parallel lateral margins in ventral view. Anal tube (Figs 13, 16) in lateral view, hand-shaped, anal style stout, lateral lobes distally shorter than anal style, basolateral side with a long finger-like process. Aedeagus (Figs 13, 15, 16, 19) acuminate apically, with tubular periandrium, lateral lobes swelling on both sides, surface beset with scale-like productions, ventral lobe slender with an acute apex, dorsal lobes with an acute and a nearly rectangular process; in ventral view, base wider. Gonostyli (Figs 13, 14, 16-18) divided into two parts, inner process curved apically, tapering into a process; in lateral view, outer process convex, bifurcated nearly equally at apex, inner margin with long setae; in ventral view, divergent, duck-shaped.</p><p>Type material.</p><p>Holotype: ♂, China: Hubei, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=115.666664&amp;materialsCitation.latitude=31.05" title="Search Plazi for locations around (long 115.666664/lat 31.05)">Dabieshan National Natural Reserve</a> (31°03'N, 115°40'E), 2 July 2014, Jian-Kun Long; Paratypes : 2♂♂, 7♀♀, Hubei, Dabieshan National Natural Reserve, 29-30 June 2014, Zhi-Min Chang and Mei-Na Guo ; 15♂♂, 24♀♀, Hubei, Dabieshan National Natural Reserve, 2-3 July 2014, Jian-Kun Long, Zheng-Xiang Zhou, Ying-Jian Wang, Mei-Na Guo and Hai-Yan Sun .</p><p>Etymology.</p><p>The species name is derived from the Latin adjective " Metanigrus chromus ", referring to frons with two brownish-black patches on both sides.</p><p>Remarks.</p><p>This species is similar to Metanigrus yami Tsaur, Yang &amp; Wilson, 1986, but differs from the latter in: (1) frons with two brownish-black patches on both sides (frons without two brownish-black patches on both sides in M. yami); (2) basolateral side of anal tube with a long curved finger-like process (basolateral side of anal tube with a short finger-like process in M. yami); (3) outer process of gonostyli without a thumb-like process (outer process of gonostyli with a thumb-like process in M. yami).</p><p>Distribution.</p><p>China (Hubei) (Fig. 61).</p></div>	https://treatment.plazi.org/id/181B523334905FBDA14918DEA1F5F202	Public Domain	No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.		Pensoft via Plazi	Lv, Sha-Sha;Bourgoin, Thierry;Yang, Lin;Chen, Xiang-Sheng	Lv, Sha-Sha, Bourgoin, Thierry, Yang, Lin, Chen, Xiang-Sheng (2021): Four new species of the planthopper genus Metanigrus Tsaur, Yang & Wilson from China (Hemiptera, Fulgoromorpha, Meenoplidae). ZooKeys 1024: 197-213, DOI: http://dx.doi.org/10.3897/zookeys.1024.62226, URL: http://dx.doi.org/10.3897/zookeys.1024.62226
D2B1F0CF096959AF8CB26D440CDADF31.text	D2B1F0CF096959AF8CB26D440CDADF31.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Metanigrus gremius Lv & Chen 2021	<div><p>Metanigrus gremius Lv &amp; Chen sp. nov. Figs 5, 6, 31-41</p><p>Measurements.</p><p>Total length: male 3.0-3.5 mm (N = 4), female 5.1 mm (N = 1).</p><p>Diagnosis.</p><p>The salient features of the new species include: general color (Figs 5, 6) yellowish white; dorsolateral and middle parts of anal tube (Figs 35, 38) each with a finger-like process; outer process of gonostyli (Figs 35, 38) convex and arcuate with nearly square process at apex in lateral view.</p><p>Coloration.</p><p>General color yellowish white (Figs 5, 6). Mesonotum light brown. Eyes black. Legs yellowish brown. Tegmina semitransparent. Wings hyaline. Abdomen yellowish white.</p><p>Head and thorax.</p><p>Head (Figs 5, 31) significantly narrower than pronotum, without median carina. Vertex shorter in middle line than wide at base (1: 1.99), with two posterolateral areolets at base not meeting medially. Frons (Fig. 32) subrectangular, without median carina, longer in middle line than wide at widest portion (about 1.93: 1), lateral carinae with a dense row of sensory pits along outer margin. Postclypeus (Fig. 32) with distinct median and lateral carinae. Frontoclypeal suture nearly straight. Rostrum elongate, surpassing hind-coxae. Pronotum (Fig. 31) wider than maximum width of head (including eyes) (1.43: 1), with median carina and sinuate lateral carinae. Mesonotum (Fig. 31) about 5.96 times longer than pronotum in midline, with distinct median carina. Tegmina (Fig. 33) slender, longer than maximal width (2.59: 1), almost as wide at postnodal as prenodal area, veins ScP + R + MP with several sensory pits, MP 3 two branched; five postnodal closed cells with C1 smaller than C2, C5 placed next to C3, C4 distally displaced after the nodal line, im, r-m and anterior two-thirds of margin with white areas. Hind wing (Fig. 34) with lateral margin notched at CuA1, CuP, and A2, more strongly at A1; A2 not reaching posterior margin. Metatibiotarsal formula: (3+5)-6-5.</p><p>Male genitalia.</p><p>Pygofer (Figs 35, 36, 38, 39) symmetrical, gradually narrowed towards the apex, with sinuate anterior and posterior margins. Pygopher with internal sulcus and slightly curved lateral margins in ventral view. Anal tube (Figs 35, 38) in lateral view, hand-shaped, anal style slender, lateral lobes distally shorter than anal style, dorsolateral and middle parts each with a finger-like process, basolateral side with a finger-like process. Aedeagus (Figs 35, 37, 38, 41) acuminate apically, with tubular periandrium, lateral lobes swelling on both sides, surface beset with scale-like productions, ventral lobe slender with acute apex, dorsal lobes with a short finger-like process; in ventral view, base wider. Gonostyli (Figs 35, 36, 38-40) divided into two parts, inner process curved apically, tapering into a process; in lateral view, outer process convex and arcuate with nearly square process at apex; in ventral view, divergent, inner part beak-shaped backward, apex of outer process nearly fan-shaped.</p><p>Type material.</p><p>Holotype: ♂, China: Yunnan, Daweishan National Natural Reserve (22°94'N, 103°70'E), 4 June 2016, Ying-Jian Wang; Paratypes : 3♂♂, Yunnan, Daweishan National Natural Reserve, 4 June 2016, Ying-Jian Wang ; 1♀, Yunnan, Daweishan National Natural Reserve, 4 June 2016, Qiang Luo .</p><p>Etymology.</p><p>The species name is derived from the Latin adjective " Metanigrus gremius ", referring to general yellowish white.</p><p>Remarks.</p><p>This species is similar to Metanigrus guttatus but differs from the latter in: (1) distal part of tegmina without large, black patch (distal part of tegmina with large, black patch in M. guttatus); (2) dorsolateral and middle parts of anal tube each with a finger-like process (only dorsolateral part of anal tube with a finger-like process in M. guttatus); (3) outer process of gonostyli nearly square at apex in lateral view (outer process of gonostyli nearly fan-shaped at apex in lateral view in M. guttatus).</p><p>Distribution.</p><p>China (Yunnan) (Fig. 61).</p></div>	https://treatment.plazi.org/id/D2B1F0CF096959AF8CB26D440CDADF31	Public Domain	No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.		Pensoft via Plazi	Lv, Sha-Sha;Bourgoin, Thierry;Yang, Lin;Chen, Xiang-Sheng	Lv, Sha-Sha, Bourgoin, Thierry, Yang, Lin, Chen, Xiang-Sheng (2021): Four new species of the planthopper genus Metanigrus Tsaur, Yang & Wilson from China (Hemiptera, Fulgoromorpha, Meenoplidae). ZooKeys 1024: 197-213, DOI: http://dx.doi.org/10.3897/zookeys.1024.62226, URL: http://dx.doi.org/10.3897/zookeys.1024.62226
80A23828DAEB5FA5B072BC1C0004C1D8.text	80A23828DAEB5FA5B072BC1C0004C1D8.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Metanigrus guttatus Lv & Chen 2021	<div><p>Metanigrus guttatus Lv &amp; Chen sp. nov. Figs 3, 4, 20-30</p><p>Measurements.</p><p>Total length: male 3.96-4.31 mm (N = 13), female 4.44-4.72 mm (N = 8).</p><p>Diagnosis.</p><p>The salient features of the new species include: the distal part of tegmina (Fig. 22) with a large black patch; dorsolateral part of anal tube (Figs 24, 27) with a stout finger-like process, a protrusion on the basolateral finger-like process; gonostyli (Figs 24, 27, 29) slender, inner process very narrow, apex of outer process nearly fan-shaped in lateral view.</p><p>Coloration.</p><p>General color yellowish white (Figs 3, 4). Frons whitish yellow. Clypeus black-brown. Vertex and pronotum white. Mesonotum brown. Eyes black. Legs yellowish brown. Tegmina semitransparent, with black patch near end. Wings hyaline. Abdomen brown.</p><p>Head and thorax.</p><p>Head (Figs 3, 20) significantly narrower than pronotum, without median carina. Vertex shorter in middle line than wide at base (1: 1.77), with two posterolateral areolets at base not meeting medially. Frons (Fig. 21) subrectangular, without median carina, longer in middle line than wide at widest portion (about 1.67: 1), lateral carinae with a dense row of sensory pits along outer margin. Postclypeus (Fig. 21) with distinct median and lateral carinae. Frontoclypeal suture nearly straight. Rostrum elongate, in repose well surpassing hind-coxae. Pronotum (Fig. 20) wider than maximum width of head (including eyes) (1.71: 1), with median carina and sinuate lateral carinae. Mesonotum (Fig. 20) about 4.57 times longer than pronotum in midline, with distinct median carina. Tegmina (Fig. 22) slender, longer than maximal width (2.59: 1), almost as wide at postnodal as prenodal area, veins ScP + R + MP with several sensory pits, MP 3 two branched; five postnodal closed cells with C1 smaller than C2, C5 placed next to C3, C4 distally displaced after the nodal line, im, r-m and anterior two-thirds of margin with white areas. Hind wing (Fig. 23) with lateral margin notched at CuA1, CuP, and A2, more strongly at A1; A2 not reaching posterior margin. Metatibiotarsal formula: (3+5)-6-5.</p><p>Male genitalia.</p><p>Pygofer (Figs 24, 25, 27, 28) symmetrical, gradually narrowed towards apex, with sinuate anterior and posterior margins. Pygopher with internal sulcus, with slightly curved lateral margins in ventral view. Anal tube (Figs 24, 27) in lateral view, hand-shaped, anal style slender, lateral lobes distally shorter than anal style, dorsolateral part with a stout finger-like process, a protrusion on the basolateral finger-like process. Aedeagus (Figs 24, 26, 27, 30) acuminate apically, with tubular periandrium, lateral lobes swelling on both sides, surface beset with scale-like productions, ventral lobe slender with acute apex, dorsal lobes with an acute and a nearly rectangular process; in ventral view, base wider. Gonostyli (Figs 24, 25, 27-29) slender, divided into two parts, inner process very narrow, curved apically, tapering into a process; in lateral view, outer process convex, apex nearly fan-shaped, inner margin with long setae; in ventral view, divergent, top of outer gonostyli with a pointed needle-like structure on the inner side.</p><p>Type material.</p><p>Holotype: ♂, China: Guizhou, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=105.88333&amp;materialsCitation.latitude=26.583334" title="Search Plazi for locations around (long 105.88333/lat 26.583334)">Zhijin county</a> (26°35'N, 105°53'E), 18 July 2020, Sha-Sha Lv; Paratypes : 12♂♂, Guizhou, Zhijin county, 18 July 2020, Sha-Sha Lv, Feng-E Li, Xiao-Ya Wang and Nian Gong ; 8♀♀, Guizhou, Zhijin county, 18 July 2020, Sha-Sha Lv, Feng-E Li and Nian Gong .</p><p>Etymology.</p><p>The species name is derived from the Latin adjective " Metanigrus guttatus ", referring to the tegmina with a patch.</p><p>Remarks.</p><p>This species is similar to Metanigrus chromus but differs from the latter in: (1) distal part of tegmina with a large black patch (distal part of tegmina without a large black patch in M. chromus); (2) frons without two brownish-black patches on both sides (frons with two brownish-black patches on both sides in M. chromus); (3) dorsolateral part of anal tube with a finger-like process (dorsolateral part of anal tube without a finger-like process in M. chromus).</p><p>Distribution.</p><p>China (Guizhou) (Fig. 61).</p></div>	https://treatment.plazi.org/id/80A23828DAEB5FA5B072BC1C0004C1D8	Public Domain	No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.		Pensoft via Plazi	Lv, Sha-Sha;Bourgoin, Thierry;Yang, Lin;Chen, Xiang-Sheng	Lv, Sha-Sha, Bourgoin, Thierry, Yang, Lin, Chen, Xiang-Sheng (2021): Four new species of the planthopper genus Metanigrus Tsaur, Yang & Wilson from China (Hemiptera, Fulgoromorpha, Meenoplidae). ZooKeys 1024: 197-213, DOI: http://dx.doi.org/10.3897/zookeys.1024.62226, URL: http://dx.doi.org/10.3897/zookeys.1024.62226
04AB8694867E59028270A4BF0ABF6527.text	04AB8694867E59028270A4BF0ABF6527.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Metanigrus spinatus Lv, Chen & Bourgoin 2021	<div><p>Metanigrus spinatus Lv, Chen &amp; Bourgoin sp. nov. Figs 7, 8, 42-52</p><p>Metanigrus yami Liu &amp; Qin 2020: 27-29 (misidentification)</p><p>Measurements.</p><p>Total length: male 3.01-3.52 mm (N = 18), female 3.68-4.13 mm (N = 15).</p><p>Diagnosis.</p><p>The salient features of the new species include: frons (Fig. 43) with a big, longitudinal and black brown marking in middle; middle part of anal tube (Figs 46, 49) with a finger-like process, a protrusion on the basolateral finger-like process; inner margin of outer gonostyli (Figs 46, 49) strongly protruding, outer margin gentle, bifurcated unequally in lateral view.</p><p>Coloration.</p><p>General color fuscous (Figs 7, 8). Vertex and pronotum yellowish white. Eyes reddish black. Frons yellowish white, with a big, longitudinal, black-brown marking in middle, reaching apex of frons. Mesonotum ocherous. Legs yellowish brown. Tegmina semitransparent, veins light yellow. Wings hyaline. Abdomen brown.</p><p>Head and thorax.</p><p>Head (Figs 7, 42) significantly narrower than pronotum, without median carina. Vertex (Fig. 42) shorter in middle line than wide basally (1: 1.84), with two posterolateral areolets at base not meeting medially. Frons (Fig. 43) subrectangular, without median carina, longer in middle line than wide at widest portion (about 1.86: 1), lateral carinae with a dense row of sensory pits along outer margin. Postclypeus (Fig. 43) with distinct median and lateral carinae. Frontoclypeal suture nearly straight. Rostrum elongate, in repose well surpassing hind-coxae. Pronotum (Fig. 42) wider than maximum width of head (including eyes) (1.35: 1), with median carina and sinuate lateral carinae. Mesonotum (Fig. 42) about 5.62 times longer than pronotum in midline, with distinct median carina. Tegmina (Fig. 44) slender, longer than maximal width (2.45: 1), almost as wide at postnodal as prenodal area, veins ScP + R + MP with several sensory pits, MP 3 two branched; five postnodal closed cells with C1 smaller than C2, C5 placed next to C3, C4 distally displaced after the nodal line, im, r-m and anterior two-thirds of margin with white areas. Hind wing (Fig. 45) with lateral margin notched at CuA1, CuP, and A2, more strongly at A1; A2 not reaching posterior margin. Metatibiotarsal formula: (3+5)-6-5.</p><p>Male genitalia.</p><p>Pygofer (Figs 46, 47, 49, 50) symmetrical, gradually narrowed towards apex, with sinuate anterior and posterior margins. Pygopher with internal sulcus and slightly curved lateral margins in ventral view. Anal tube (Figs 46, 49) in lateral view, hand-shaped, anal style long, lateral lobes distally shorter than anal style, middle part with a finger-like process, a protrusion on the basolateral finger-like process. Aedeagus (Figs 46, 48, 49, 52) acuminate apically, with tubular periandrium, lateral lobes swelling on both sides, surface beset with scale-like productions, ventral lobe slender with acute apex, dorsal lobe with a little finger-like process; in ventral view, base wider. Gonostyli (Figs 46, 47, 49-51) divided into two parts, inner process curved apically, tapering into a process; in lateral view, inner margin of outer process strongly protruding, outer margin gentle, bifurcated unequally; in ventral view, divergent, outer process hammer-shaped.</p><p>Type material.</p><p>Holotype: ♂, China: Menglun, Yunnan Province (21°93'N, 101°26'E), 21 June 2019, Feng-E Li; Paratypes : 17♂♂ 15♀♀, Menglun, Yunnan Province, 22 June 2019, Feng-E Li, Yan Zhi and Nian Gong .</p><p>Etymology.</p><p>The species name is derived from the Latin adjective " Metanigrus spinatus ", referring to the middle part of anal tube with a finger-like process.</p><p>Remarks.</p><p>This species is similar to Metanigrus chromus but differs from the latter in: (1) frons with a big, longitudinal and black brown marking in middle (frons with two brownish-black patches on both sides in M. chromus); (2) middle part of anal tube with a finger-like process (middle part of anal tube without a finger-like process in M. chromus); (3) outer process of gonostyli bifurcated unequally at apex in lateral view (outer process of gonostyli bifurcated nearly equal at apex in lateral view in M. chromus).</p><p>Distribution.</p><p>China (Yunnan) (Fig. 61).</p></div>	https://treatment.plazi.org/id/04AB8694867E59028270A4BF0ABF6527	Public Domain	No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.		Pensoft via Plazi	Lv, Sha-Sha;Bourgoin, Thierry;Yang, Lin;Chen, Xiang-Sheng	Lv, Sha-Sha, Bourgoin, Thierry, Yang, Lin, Chen, Xiang-Sheng (2021): Four new species of the planthopper genus Metanigrus Tsaur, Yang & Wilson from China (Hemiptera, Fulgoromorpha, Meenoplidae). ZooKeys 1024: 197-213, DOI: http://dx.doi.org/10.3897/zookeys.1024.62226, URL: http://dx.doi.org/10.3897/zookeys.1024.62226
56B589B0AEB157978002149684343B26.text	56B589B0AEB157978002149684343B26.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Metanigrus Tsaur, Yang & Wilson 1986	<div><p>Metanigrus Tsaur, Yang &amp; Wilson, 1986</p><p>Metanigrus Tsaur, Yang &amp; Wilson, 1986: 108; Liu and Qin 2020: 29.</p><p>Type species.</p><p>Metanigrus yami Tsaur, Yang &amp; Wilson, 1986, by original designation.</p><p>Diagnosis.</p><p>Small to medium-sized meenoplids. Vertex without median carina, with two posterolateral areolets at base not meeting medially. Frons without median carina. Postclypeus with median and lateral carinae. Pro- and mesonotum with median carina. Tegmina slender, with anterior and posterior margins subparallel, almost as wide at postnodal as prenodal area, MP 3 two branched, five postnodal closed cells with C1 smaller than C2, C5 placed next to C3, C4 distally displaced after the nodal line, im, r-m and anterior two-thirds of margin with white areas. Hind wing with lateral margin notched at CuA1, CuP, and A2, more strongly at A1; A2 not reaching posterior margin. Metatibiotarsal formula: (3+5)-6-5. Male genitalia in lateral view, pygopher with internal sulcus, basolateral side of anal tube with a finger-like process, aedeagus acuminate, a membraneous lateral lobes with many scale-like productions; gonostyli divided into two parts, inner process curved apically, tapering into a process, outer process convex, inner margin with long setae.</p><p>Distribution.</p><p>China (Taiwan, Hubei, Guizhou, Yunnan) (Fig. 61).</p></div>	https://treatment.plazi.org/id/56B589B0AEB157978002149684343B26	Public Domain	No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.		Pensoft via Plazi	Lv, Sha-Sha;Bourgoin, Thierry;Yang, Lin;Chen, Xiang-Sheng	Lv, Sha-Sha, Bourgoin, Thierry, Yang, Lin, Chen, Xiang-Sheng (2021): Four new species of the planthopper genus Metanigrus Tsaur, Yang & Wilson from China (Hemiptera, Fulgoromorpha, Meenoplidae). ZooKeys 1024: 197-213, DOI: http://dx.doi.org/10.3897/zookeys.1024.62226, URL: http://dx.doi.org/10.3897/zookeys.1024.62226
