Figure 4 from: Schindler M, Hofmann MM, Wittmann D, Renner SS (2018) Courtship behaviour in the genus Nomada – antennal grabbing and possible transfer of male secretions. Journal of Hymenoptera Research 65: 47-59. https://doi.org/10.3897/jhr.65.24947

Figure 4 Semi-thin sections of antennomere 9 of Nomadalathburiana ♂ [a=longitudinal, b=cross. Ty=Thyloid, C1=compact epidermal cells, C2= gland cells, type III (Noirot & Quennedey 1991). Scale unit: 0.05 mm (a1, b1, b2), 0.02 mm (a2). Topography: l=lateral, m=medial, v=ventral, d=dorsal] and of antennomere 7 of Nomadafucata ♂ [c=cross. Ty=Tyloid, C1= compact epidermal cells, C2=gland cells, type III, P=porous cuticle (Noirot & Quennedey 1991). Scale unit: 0.05 mm (c1, c2) Topography: l=lateral, m=medial, v=ventral, d=dorsal].