Draconirvana siamensis, Dietrich, 2011

Dietrich, C. H., 2011, A remarkable new genus of Nirvanini (Hemiptera: Cicadellidae: Evacanthinae) from Southeast Asia, Zootaxa 2970 (1), pp. 63-67 : 66-67

Draconirvana siamensis , sp. n.

( Figs. 1–18 )

Description. Length of male 4.6 mm, female 5.3–5.5 mm. Coloration predominantly pale yellow ventrally, black and orange dorsally, markings symmetrical but somewhat variable among specimens in size and tint; frontoclypeus with pair of large black lateral spots anterad of eyes; gena below eye black, crown mostly orange, apex white, keels mesad of eyes marked with black. Pronotum orange with pair of black posterolateral maculae continuous with adjacent spots on mesonotum. Forewing mostly black with large ovoid orange area near middle of corium extended to claval suture and costal margin, clavus with area between first anal vein and commisural margin orange, additional small irregular orange marking more distad on corium, clear ovoid area present preapically. Front tibia, apex of hind tibia, and hind tarsomere III dark brown. Head with crown of male ~1.3X longer and that of female ~1.5X longer than width between eyes. Male with sternum III apodemes short, not extended to posterior margin of sternite. Pygofer spine elongate, nearly straight in both lateral and ventral views. Subgenital plates with 10–11 macrosetae. Aedeagus with shaft nearly straight through most of length with pair of apical spines, pair of smaller anterodorsal spines near midlength and smaller dorsal spine near base. Female sternite VII with short, obtusely angulate median projection.

Material examined. Holotype ♂ THAILAND Surat Thani, Khao Sok NP Klong Mog Unit 8º53.725'N 98º39.025'E 87m, Malaise trap 31.vii–7.viii.2008, Pongphan T3067 ( QSBG) . Paratypes: 2 ♀ THAILAND Chanthaburi, Khao Khitchakut NP 100m N/ Prabaht Unit 12º48.842'N 102º9.144'E 203m, Malaise trap 21–28.vii.2008 Charoenchai & Suthida T2969 ( QSBG, INHS) .

Etymology. The species name refers to the country of origin, Thailand, formerly Siam.

Figures

FIGURES 1–10. Draconirvana siamensis: 1–2 dorsal habitus of male holotype and female paratype, respectively; 3, lateral habitus of male holotype; 4, head, pronotum, and mesonotum, dorsal view; 5, head, anteroventral view; 6, prothoracic femur, anterior view; 7–8, fore and hind wing; 9–10, male genital capsule, lateral and ventral views.

FIGURES 11–18. Draconirvana siamensis: 11, male styles and connective, ventral view; 12, style, connective, and aedeagus, lateral view; 13, aedeagus, posterior view 14, female sternite VII; 15, first valvula; 16, apex of first valvula; 17, second valvula; 18, second valvifer and third valvula.