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 5. Key for identification of known species of Lirometopum

Species	Head Clypeus	Fastigium Abdominal sterna
coronatum	face round, flat black	5 times as wide as scapus black
concolor	face oval, slightly convex green	3 times as wide as scapus green