FIGURES 2A–E in A new species of Samba s. str. (Hymenoptera: Melittidae) from the Turkana Basin, Kenya with observations on the function of the metatibial spur in females

FIGURES 2A–E. Samba turkana: darkest paratype female. Fig. 2A. Clypeus, oblique view to show weakly developed median longitudinal ridge (label line). Fig. 2B. Lateral view of mesosoma to show darker colouration than in holotype (compare to Figs. 1A and 1E). Fig. 2C. Cardo, mentum and prementum to show, as labelled: a) enormous inner cardinal process, b) sclerotized sides to mentum (broken and somewhat displaced at basal 1/3, and c) elongate fragmentum. Fig. 2D. Lorum to show posterior concavity (label line). Fig. 2E. Prementum, slightly oblique dorsal view to show, as labelled: a) form of ligular arm, b) membranous lateral wall; c) concave apex of ligular arm.