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 24. Key for identification of Costa Rican species of Subria

Species	Coloration	Male pronotum	Male cerci	Stridulatory file
sylvestris	light green, olive green, or light brown	short, covers at most half of stridulatory apparatus (Fig. 32 B)	apex of cercus incised, with large, ventral, subapical lobe (Fig. 37 D)	with about 180 teeth (Fig. 49 A)
scutellaris	light to dark brown, never green	metazona expanded, covers entire stridulatory apparatus (Fig. 32 C)	cercus about twice as long as thick, with large apical spine (Fig. 37 E)	with about 140 teeth (Fig. 48 G)
crassicerca	light to dark brown, never green	metazona expanded, covers entire stridulatory apparatus (Fig. 32 D)	cercus nearly as thick as long, with large apical spine (Fig. 37 F)	with about 200 teeth (Fig. 48 H)