COLLETES. 185 



sive subjects suggested by the matter in hand, and'here 

 a dry didactic style has been purposely avoided, as in 

 the majority of cases they record the personal experi- 

 ences or notions of and hints from an old practical en- 

 tomologist. 



Class INSECTA METABOLIA, Leach. 



Order HYMENOPTEBA, Linnceiis. 



DiTisiON ACVLEATA, Leach. 



Antenna; in male with 13 joints, in female with 12. Abdomen in male 

 with 7 segments, in female with 6. 



Family MELLICOLLiaEE^ (Honey-collectors), SJiitch. 



Subfamily 1. AifDitEisriJUES (Subnormal Bees), Leach. 



Syn. Genus Melitta, Kirby. 



The maxillwry palpi always six-jointed. 



Section 1. With lacerate paraglossee. 



Subsection a. XiJS&vm emaeqinat^ (with emarginate tongues). 

 Syn. Obtfsilingues, Westw. 



Three suhmarginal cells to the wings. 



Genus 1. COLLETES, Latreille. 

 (Plate I. fig. 1 t? ? .) 

 Melitta* a, Kirby. 



Gen. Char. : Head transverse, flattish ; ocelli in an 

 open triangle on the vertex ; antennm not geniculated, but 

 slightly curved, filiform, short; joints, excepting the basal 

 or scape, which is as long as five of the rest and slightly 

 curved, nearly equal; face beneath and within the inser- 

 tion of the antennse, slightly protuberant, laterally flat 

 or concave; clypeus convex, margined anteriorly, entire; 

 labrum transverse, slightly produced in the centre in 



