Family MELLICOLLIGERÆ (Honey collectors), Shuck.

Subfamily 1. Andrenides (Subnormal Bees), Leach.

Syn. Genus Melitta, Kirby.

The maxillary palpi always six-jointed.

Section 1. With lacerate paraglossæ.

Subsection a. Linguæ emarginatæ (with emarginate tongues).

Syn. Obtusilingues, Westw.

Three submarginal cells to the wings.

Genus 1. Colletes, Latreille.

([Plate I.] fig. 1. ♂ ♀.)