File:Camacho et al 2020 F06.jpg

Summary
Figure 6. Dorsal view of head, showing A) transverse costulae extending across the width of the vertex (Gnamptogenys gracilis- CASENT0281525); B) vertex without transverse costulae (Gnamptogenys illimani-CASENT0179988); C) transverse costulae limited to the center of the vertex (Gnamptogenys pittieri-CASENT0281218); and D) transverse costulae not extending all across the vertex (Gnamptogenys porcata-CASENT0281222). Photos by Zach Lieberman (A), Erin Prado (B) and Estella Ortega (C, D).

[[Media:Camacho, G.P., Franco, W. et al. 2020. Additions to the taxonomy of Gnamptogenys.pdf|Camacho, G.P., Franco, W., Feitosa, R.M. 2020. Additions to the taxonomy of Gnamptogenys Roger (Hymenoptera: Formicidae: Ectatomminae) with an updated key to the New World species. Zootaxa 4747: 450 476]].