FIGURE 5 in The species of Colletinae (Hymenoptera: Colletidae) in the Brazilian state of Minas Gerais

FIGURE 5. Ventral view of hypostomal carina (A, B) and frontal view of supraclypeal area (C, D) of Colletes. The white arrows indicate the ordinary hypostomal carina in C. argentinus Friese, 1908 (A), and the hypostomal carina forming a high, concave lamella in C. rugicollis Friese, 1900 (B). The impunctate mid-portion of supraclypeal area in C. argentinus (C), and the densely punctate mid-portion of supraclypeal area in C. rugicollis (D).