Duocrassana longula Pinedo-Escatel, Zahniser & Dietrich

Pinedo-Escatel, J. A., Dietrich, C. H. & Moya-Raygoza, G., 2016, Duocrassana longula, new genus and species of leafhopper (Hemiptera: Cicadellidae: Deltocephalinae) from southern Mexico and its relationship to other genera in Athysanini, Zootaxa 4196 (4), pp. 579-588: 586-587

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Duocrassana longula Pinedo-Escatel, Zahniser & Dietrich

sp. nov.

Duocrassana longula Pinedo-Escatel, Zahniser & Dietrich   , sp. nov.

Description. Body length, ♂ 4.6 mm, ♀ 5.1 mm ( Figs. 16, 18 View FIGURES 15 – 18. D ). Coloration on dorsal structures light brown with minute markings of pale brown, and ventrally black brown. Head, crown with a brown pair of lines close to middle line; posterior crown sides close to eyes with a brown spots in each side. Between ocelli with interrupted weakly brown band at middle, above each ocelli a brown dot with twice its size. Face, frontoclypeus at tip has a transversal broad curve, connected with a medial vertical line, intermediately extended along the frontoclypeus with faint black-brown arcuate lines; clypellus and lora entire black-brown; gena with some marks of black, also on base of lora, clypellus, below eyes, and lateral sides of clypellus. Pronotum and scutellum pale-brown ( Fig. 15 View FIGURES 15 – 18. D ). Ventral sclerites of thorax pale brown-black. Abdomen entire black unto genital capsule. Genital sclerites brown with black setae. Female same color pattern as male but more intense, except on vertex and ventral sclerites of thorax.

Male genitalia: segment X sclerotized laterally with basal process bow shaped and extended nearly to ventral margin of pygofer ( Fig. 8 View FIGURES 7 – 14 ). Pygofer ventral appendage curved dorsad near base but straight through most of length in lateral view ( Fig. 7 View FIGURES 7 – 14 ).

Female genitalia: seventh sternite as long as two times the sixth sternite, sides moderately excavated, medially with a bilobed projection ( Fig. 11 View FIGURES 7 – 14 ).

Material examined. Holotype ♂ ( CZUG), Mexico   : Oaxaca, rt. 190 km # 180 \ La Reforma 800 m \ 16°23’56” N, 95°46’56” W \ 7–Nov –2001 \ C. H. Dietrich \ sweeping \ 01–056–03; Paratypes 1 ♀ ( CZUG), same locality data as holotype GoogleMaps   ; 2 ♀ ( INHS), Mexico   : Oaxaca, rt. 190 km # 180 \ La Reforma 800 m \ 16°23’56” N, 95°46’29” W \ 6–Nov –2001 \ R. Rakitov \ sweeping \ 01–056–02. GoogleMaps  

Etymology. The species epithet refers to the long processes of the male pygofer.


Universidad de Guadalajara,Centro de Estudios en Zoologia, Entomologia


Illinois Natural History Survey