COLLETID.E. 183 



Litei-il processes, dilated and tnmcate at the apex and two 

 wing-like appendages on their proximal side, eighth 

 narrowly produced, its apex terminating in two hairy pro- 

 cesses, armature with the stipites truncate, and fringed with 

 very long hairs j legs with the anterior tibire in front, the 

 base of the other tibice and all the tarsi yellow in the c?, 

 the base of the tibias only yellow in the ? , intermediate 

 metatarsi in the $ much swollen at the base. 



L. 6-7 rain. 



Very rare ; occurs in July and August. Eeigate ; 

 Hollington, near Hastings; Cove Common, Hants ; [Smitli). 

 Shiere ; (Caproii). Smith says it has been bred from the 

 stem of the common dock. 



P. Masoni, Samul. (dilatata Saund.nec Kirh.). — Black; 

 head and thorax dull, deeply and closely punctured, S with 

 the face white, the mandibles black, the scape of the 

 antennae much flattened and dilated, deeply punctured, 

 white, except along the stem of the joint, its posterior 

 margin rounded and the anterior dilatation diverging from 

 the stem alove almost at right angles, then largely rounded 

 and uniting again with the stem at its base at an angle 

 of about 60°, its greatest width being across the centie, 

 flagellum yellow, except along the back and at the extreme 

 apex ; ? with the antennte simple, black, the flagellum 

 fulvous beneath, face nearly round and bearing a roundish 

 yellow spot just beneath each antenna; thorax with the 

 tegulffi and tubercles and sometimes two spots on the 

 pronotal collar yellow in both sexes, wings dusky; abdo- 

 men dull, strongly punctured in the <S , shining in the ?, 

 with the basal segment distinctly but finely and rather 

 remotely punctured, second segment in the cJ with a 

 distinctly impressed transverse line, beneath finely punc- 

 tured, segments simple, seventh segment produced at the 

 apex on each side into a transverse parallel-sided wing, 

 eighth narrowly pointed, its apex clavate when viewed 

 sideways, armature with the stipites narrowly rounded at 



