Key to Afrotropical Odontomachus species

Key created from Brown 1976 and Fisher & Smith to cover the three reported species for the Afrotropical Region

1

 * First gastric tergum with abundant and conspicuous appressed to decumbent pubescence; sides of petiolar node finely striate or reticulate .....2
 * First gastric segment glassy smooth, without appreciable pubescence, but usually with a few coarse hairs; petiolar node prevailingly smooth and shining .....Odontomachus assiniensis

2
return to couplet .....1
 * Metasternal process acute, forming paired, slender spines, often unequal in length. Petiole spine notably bent posteriorly at base . . . . . Odontomachus troglodytes


 * Metasternal process low, rounded. Petiole spine slightly curved posteriorly, but not noticeably bent posteriorly at base of spine . . . . . Odontomachus simillimus