Key to Afrotropical Tetramorium globulinode species
This worker key is based on Bolton (1986)[1]
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NOTE: Tetramorium caritum is known only from the queen caste.
1
- Propodeum armed with a pair of spines or teeth ..... Tetramorium critchleyi
- Propodeum unarmed . . . . . 2
2
return to couplet #1
- Mesosoma and usually also the head with dense, opaque reticulate-punctate sculpture throughout ..... Tetramorium opacum
- Head and mesosoma in large part smooth and shining . . . . . 3
3
return to couplet #2
- Postpetiole subglobular, in dorsal view up to about 1,5 times broader than long, in profile with a prominent rounded ventral protuberance ..... Tetramorium globulinode
- Postpetiole transversely subrectangular, in dorsal view up to about twice broader than long, in profile without a prominent rounded ventral protuberance..... Tetramorium transversinode