File:Probolomyrmex kelleri F20.jpg

Summary
Figure 20. SEM micrography of Probolomyrmex kelleri (worker A, B, C, D: USNM 00412443; E: USNM 00446592.). A. Habitus (pr = prora; ppd = dorsal protuberance in the posterior region of the first gastral tergite). B. Mandibles (he = hypostomal margin; esm = external surface of basal region of mandible). C. Antenna (ap = antennal pit; lah = long appressed hair; sh = Short hair). D. Metapleural gland. E. Petiole (pil = postero-inferior lobe of petiole; sp = subpetiolar process).

[[Media:Oliveira, A.M., Feitosa, R.M. 2019. Taxonomic revision of the genus Probolomyrmex for the Neotropical region.pdf|Oliveira, A.M., Feitosa, R.M. 2019. Taxonomic revision of the genus Probolomyrmex Mayr, 1901 (Hymenoptera: Formicidae: Proceratiinae) for the Neotropical Region. Zootaxa 4614 (1): 61–94]].