Key to the Stigmatomma of India

This worker key is based on: Bharti, H. & Wachkoo, A.A. 2011. Amblyopone boltoni, a new ant species from India. Sociobiology 58: 585-591.

Our understanding of this genus has changed since the publication of this key. All of the Amblyopone from the Bharti and Wachkoo key have been transferred to other genera. The corrected names are shown in the key.

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Stigmatomma

1

• Antenna 11 segmented . . . . . Stigmatomma pertinax

• Antenna 12 segmented . . . . . 2

2

return to couplet #1

• Eyes promincnt with distinct facets; clypeal denticles in a continuous series . . . . . 3

• Eyes rudimentary without di stiner facets represented by a tiny black dot; clypeus with 3 median and a pait offused teeth on each side . . . . . Stigmatomma boltoni

3

return to couplet #2

• Head distinctly longer than broad; anterior margin ofclypeus with 10-12 fairly discernible denticles; color brown . . . . . Stigmatomma rothneyi

• Head as broad as long; anterior margin of clypeus with more than 12 minute denticles; color blackish . . . . . Stigmatomma bellii