282 MODEKN SYSTCM. 



JNIelitta tricincta. Kirby. Andrcua tricincta. Lair. Cilissa tricincta. 



Lcac/i. 

 Inhabits . 



Stirps 2. — Lip with the intermediate division incurved, or nearly 

 straight : superior wings in all with three complete submarginal 

 cells. 



* Lip with the intermediate division nearly straight, not tuice the 

 length of the head. 



Genus 470. SPHECODES. T^tr., Leach Spiiex. Linnc, ViUcrs, 



Rossi. Apis. Geoff. Proapis. De Gcer. Nomoda. Fabr. 



Andrena. Oliv., Pans., Jurine, Spinolu. Dichroa. Il/ig-, 



King. Melitta, ** a. Kir by. 



Lfihrum trigonate, of the male entire, of the female generally eniar- 



ginate: antenu re of the males long, almost monililorm, arcuated: 



abdomen with the greater portion smooth. 



Obs. — The species of Sjdiecodes, at first sight, bear a near resemblance 

 to Sphcx. They make their nests in bare sections of banks exposed 

 to the sun, and nearly vertical. According to Reaunuir, they exca- 

 vate to the depth of nine or ten inehes, and deposit their eggs in a 

 mass of pollen mixed with honey. 



Sp. 1. Sph. gibbus. 



Melitta gibba. liirby. 



Inhabits Europe. 



** Lip with lite intermediate division incmiacd, longer than the ia^ 

 tcral ones, and twice as long or more than the head. 



Genus 471. HYLZEUS. Fabr., Illig., Spino/a, King, Leach. Apis. 

 Linnc, Fillers, Rossi. Andrena. Oliv., Punz., Jurine, Spi- 

 nola. Melitta. ** b. Kirby. Halictus. Latr. 

 Lip lanceolate, little sericeous : hinder feet in both sexes alike : anus of 

 the females with a lonsritudinal o;roove above. 



The males of this genus are remarkable for an elongate cylindric 

 body. The wings of many of the species are beautifully iridescent. 

 They nidificate in bare banks. 

 8p. 1. Llyl. quadri-cinctus. 

 Apis 4-cincta. JJnni. 

 Inhabits the vicinity of London, but is rare. 



Fam. XIX. Apid.c Leach. 



Lip with the apex inllccted, the intermediate lacinia filiform, and very 

 long : labicd palpi with the two first joints resembling a compressed 

 seta. 



