TIPHIA FEMORATA. 47 



Genus 1. TIVHIA. 



Tiphia, pt., Fair. Ent. Syst. ii. 223 (1 793). 

 Bethylus, pt., Panz. Krit. Revis. ii. 134 (1805). 



Head as wide as the thorax; eyes ovate and lateral; stem- 

 mata in a triangle on the vertex ; antennae filiform, shorter than 

 the thorax ; the scape short and stout ; the first joint of the fla- 

 gellum shortest, the rest of nearly equal length ; the antennae 

 are curved in the female, hut straight in the male; the man- 

 dibles arcuate, with a longitudinal groove exteriorly. Thorax 

 elongate, the collar transverse in front, the hinder margin ex- 

 tending to the insertion of the wings ; the metathorax abruptly 

 truncated, the sides deeply excavated ; the anterior wings with 

 one marginal cell, open at its apex in the female, but closed in 

 the male ; two submarginal cells, the first elongate, twice as long 

 as the second, receiving the first recurrent nervure j the second 

 submarginal, widened at its apex, receiving the second recurrent 

 nervure about one-third from its apex; the legs short and stout, 

 the femora wide and compressed ; the intermediate and posterior 

 tibiae thickly spinose ; the tarsi elongate, the apex of the joints 

 with long rigid cilia ; the claws bifid, with a small pulvillus be- 

 tween them. Abdomen elongate, ovate, petiolated ; the petiole 

 short, toothed on each side; the first segment subpyriform, nar- 

 rower than the second ; the apex, in the male, furnished with an 

 upcurved spine. 



1. Tiphia femorata. 



Fcemina. — Nigra, pilosa ; femoribus quatuor posticis compressis 

 rufis, linea intermedia elevata metathoracis lineam transversam 

 non attingente. 



Mas. — Totus niger. 



Tiphia femorata, Fabr. Syst. Ent. 353. 1 ? ; Ent. Syst. ii. 223. 1 ; 

 Syst. Piez. 232. 1. 



Rossi, Faun. Etrus. ii. 67. 828. 



Panz. Faun. Germ. 53. 2. 



Latr. Hist. Nat. xiii. 267. 



Jurine, Hym. 149. t. 9. f. 11 ? . 



Spin. Ins. Ligur. i. 81. 1. 



St. Fary. Sf Serv. Ency. Me'th. x. 655. 



Vand. Lind. Obs. 279. 1. 



