Table 2 in A new subterranean species and an updated checklist of Strumigenys (Hymenoptera, Formicidae) from Macao SAR, China, with a key to species of the Greater Bay Area

Table 2. Comparison of five diagnostic characters for S. rostrata group. Characters are (A) appressed spatulate hairs on cephalic region, (B) margin of clypeus convex, (C) anterior margin of postpetiole concave, (D) propodeal spines small or absent and (E) eye composed of a single ommatidium. Values represent the presence (1) or absence (0) of a character.
SpeciesCharactersABCDEsubterranea11111ambatrix11100arizonica00000atropos00011Bunki10010californica10000carolinensis10000chiricahua00000emeswangi00110Fautrix11100hyalina10000incerta00110inopina00100nepalensis10100rostrata10000rostrataeformis11000symmetrix11100Victrix10110