Katydids of Costa Rica / Vol. 1, Systematics and bioacoustics of the cone-head katydids (Orthoptera: Tettigoniidae: Conocephalinae sensu lato). Author Piotr Naskrecki text 2000 The Orthopterists Society at the Academy of Natural Sciences of Philadelphia, Philadelphia, PA book 10.5281/zenodo.270035 647046fe-0ee5-401d-b4f8-aea0355fde7f 270035

TABLE 14. Key for identification of Costa Rican species of Erioloides

Species longipennis	Tegmina surpassing apices of hind femora by 1/2 of their length	Face upper portion green; lower portion of face, upper portion of clypeus and mandibles brown; labrum yellow	Male cerci D = dorsal L = lateral long, incurved, with or without small subapical spine (D)	Titillators long, needle-like (Figs. 18 F-G)	Stridulatory file 1.2-1.3 mm long with about 160-180 teeth
macrocephalus	surpassing apices of hind femora by 1/2 of their length	upper portion of face green; lower portion of face, upper portion of clypeus and mandibles black; labrum yellow	apex constricted, subapical spine always present (D)	strongly flattened, squamose, apices dilated (Fig. 19 F)	1.8 mm long with about 190 teeth
brevipennis	surpassing apices of hind femora by only 1/6 of their length	light green, labrum yellow	with apical and subapical spines (D)	strongly flattened, squamose, apices blunt (Fig. 20 E)	2.3 mm long, with about 180 teeth
longinoi	surpassing apices of hind femora by 1/2 of their length	green, mandibles sometimes brightly emerald green, labrum black	thick, with blunt, hook-like spine (L)	strongly flattened, squamose, apices dilated (Fig. 22 A)	1.2 mm long with about 240 teeth
consobrinus	surpassing apices of hind femora by 1/2 of their length	green, mandibles sometimes brightly emerald green, labrum black	cylindrical, with blunt, hook-like spine (L)	flattened, squamose, apices divergent (Fig. 22 B)	1.2 mm long with about 230 teeth
acutidentis	surpassing apices of hind femora by 1/2 of their length	green, mandibles sometimes brightly emerald green, labrum black	cylindrical, with acute, spur-like spine (L)	poorly defined, blunt, squamose (Fig. 22 C)	1.0 mm long with about 180 teeth
sikesi	surpassing apices of hind femora by 1/2 of their length	green, mandibles sometimes brightly emerald green, labrum black	cylindrical, with blunt, spur-like spine (L)	flattened, blunt, squamose (Fig. 22 D)	1.4 mm long with about 200 teeth
latiscobinus	surpassing apices of hind femora by 1/2 of their length	green, mandibles sometimes brightly emerald green, labrum black	cylindrical, with bluny, finger-like spine (L)	flattened, blunt, squamose (Fig. 22 E)	1.1 mm long with about 220 teeth