Hecullus balli, Beamer, 1937

Zahniser, James N., 2021, Revision of the New World leafhopper tribe Faltalini (Hemiptera: Cicadellidae: Deltocephalinae) and the evolution of brachyptery, Zootaxa 4954 (1), pp. 1-160 : 71

balli Beamer, 1937 ( United States)

bracteatus Ball, 1901 ( United States)

mexicanus n. sp. ( Mexico)

Key to species of Hecullus

1. Female 8.0 mm or longer (43A1,B1, 48A,B); female head length 1.7x or more interocular width (43A1, 48A); known males ( H. balli ) with forewings pale and without distinct shading along veins (43A2,B2), head and pronotum without distinct longitudinal banding pattern (43A2), aedeagus in lateral view with apex rounded (43H), and ventral processes of aedeagus projecting caudad from ventral side of aedeagal base (43H)............................................................ 2

1’. Female 7.0 mm or less (44A1,B1); female head length 1.3x or less interocular width (44A1); male forewings with brown shading along vein margins (44A2,B2), head and pronotum with distinct longitudinal banding pattern (44A2), aedeagus in lateral view with apex attenuated to sharp apex (44H), and ventral processes not projecting caudad and closely following curvature of aedeagus (44H)............................................................................ H. bracteatus

2. Female head length 2.0x or more interocular width (43A1); face without distinct broad brown bands or other distinct brown markings (43B1)................................................................................ H. balli

2’. Female head length 1.7–1.8x interocular width (48A); face with broad brown to dark brown band along anterolateral portion of frontoclypeus, continuing beneath eye and onto ventral side of thorax (48B,C,Q); face with brown mark from basolateral corner of clypellus to medial margin of lorum, widening along lorum margin toward apex (48C).................. H. mexicanus