Key to Tetramorium inglebyi-group species

This worker key is based on: [[Media:Agavekar, G., Hita Garcia, F., Economo, E.P. 2017. Taxonomic overview of the hyperdiverse ant genus Tetramorium in India with descriptions and X-ray microtomography.pdf|Gaurav Agavekar, G., Hita Garcia, F., Economo, E.P. 2017. Taxonomic overview of the hyperdiverse ant genus Tetramorium Mayr (Hymenoptera, Formicidae) in India with descriptions and X-ray microtomography of two new species from the Andaman Islands. PeerJ 5:e3800 (DOI 10.7717/peerj.3800).]]

This is a small species group of Tetramorium species with all known members from India.

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 * Tetramorium
 * India
 * Tetramorium of India

1

 * Eyes large, always longer than maximum width of antennal scapes (Fig. 13A) . . . . . Tetramorium inglebyi


 * Eyes much smaller than above, always shorter than maximum width of antennal scapes (Figs. 13B–13E) . . . . . 2

2
return to couplet #1
 * Propodeal spines relatively shorter (Fig. 13F); dorsum of petiolar node in dorsal view conspicuously much broader than long (Fig. 13H); procoxae never completely reticulate–punctate . . . . . 3


 * Propodeal spines relatively longer (Fig. 13G); dorsum of petiolar node in dorsal view about as long as broad or clearly longer than broad (Fig. 13I); procoxae completely reticulate–punctate . . . . . 4

3
return to couplet #2
 * In profile petiolar node appearing higher and thinner (Fig. 14A); dorsum of promesonotum reticulate–rugose (Fig. 14C); first gastral tergite unsculptured, smooth and shiny . . . . . Tetramorium elisabethae


 * In profile petiolar node appearing thicker and more compact (Fig. 14B); dorsum of promesonotum longitudinally rugulose (Fig. 14D); base of first gastral tergite longitudinally rugulose . . . . . Tetramorium triangulatum

4
return to couplet #2
 * Propodeum with comparatively longer spines (Fig. 14E); in profile peduncle of petiole with large anteroventral lamella; shape of petiolar node narrowing from base to apex and dorsum convex (Fig. 14E) . . . . . Tetramorium myops


 * Propodeum with comparatively shorter spines (Fig. 14F); in profile peduncle of petiole without large anteroventral lamella; shape of petiolar node appearing square and dorsum straight (Fig. 14F) . . . . . Tetramorium jarawa