FIGURES 43–50 in The Stephanidae (Hymenoptera) of Mexico, with description of six new species and key to western Foenatopus Smith

FIGURES 43–50. Megischus celaenocephalus, sp. n., ♀. 43, head, dorsal, holotype; 44, detail of frons, left, holotype; 45, coronal area and respective aterior ocellum, dorsal view, holotype; 46, head, left, paratype OSUC20500; 47, pronotum and anterior part of mesonotum, dorsal, paratype OSUC20501; 48, propodeum and crenulate sulcus, dorsal, holotype; 49, pronotum, left, paratype OSUC20501; 50, metalpleuron + propodeum, left, paratype OSUC20500. Illustrations not to scale.