Ajn-il, 1874 ] 241 



Species la.— Btthoscopl's nuruscuLi's, Fieb. 



Bythosco^ms riifusculus, Fieb., Verb, zool.-bot., Wien., 456, 1 (1868). 

 Pcdiojjsis hrevicauda, Thomson, Opusc. Ent., 318, 3 (1870) ; J. Sablb., 

 Not. Feun., part 12, 124, 5 (1871). 



S ■ Crown with a black or fuscous transverse streak, extending 

 to the eyes ; frons said, face generally clear yellow, with a black trans- 

 rerse streak about in a line with the lower margin of the eyes. Fro- 

 11 of urn blackish -grey, with numerous minute black spots between the 

 crenulation. Scutellum brownish or rusty-yellow, with a black tri- 

 angular spot at each basal angle, and a dark central line. Elytra 

 clear, almost transparent ; nerves dark brown. Clavus — apex dark 

 brown. Corium with a dark brown spot on the transverse nerves. 



Head : croivn -with a black or fuscous transverse streak extending to each eye ; in 

 <he streak, at a little distance from the latter, may frequently be observed a 

 black puncture ; adjoining the ocelli is a small black spot, and immediately 

 below which is a black, transverse streak, not extending to the eyes. Face clear 

 yellow. Antenna and setcB brown. 



Thorax : pronotum blackish-grey, with numerous minute black spots between the 

 cronidation ; anterior margin behind each eye with a transverse, pale brownish- 

 yellow spot. Scutellum brownish or rusty-yellow, with a black triangular spot at 

 each basal angle, and a dark central line ; beyond the middle a deep /\-shaped 

 depression ; apex finely wrinkled transversely. Elytra clear, almost trans- 

 parent ; nerves dark brown or piceous. Clavus — between the apex of the 

 nerves more or less dark brown or piceous. Corium with a dark brown or 

 piceous spot on the anterior and posterior transverse nerves ; apical areas more 

 or less dark brown or piceous. Legs yellow ; thighs and tibix frequently with 

 a more or less distinct blackish streak along the exterior margin. Tarsi yellow ; 

 3rd joint and claws fuscous or black. 



dbdomen above, black, posterior margins of the segments narrowly (except the two 

 last, which are broadly) yellow ; beneath yellow, anterior margin of the seg- 

 ments fuscous ; last genital segment black ; on the side, at the base, somewhat 

 brownish ; external processes yellowish-white, underneath slightly fuscous. 



5 . Head, pronotum, and scutellum rusty-brown or yellowish, the latter sometimes 

 with a darker triangular spot at the basal angles. Elytra clear and almost 

 transparent, nerves brown or rusty-brown, spots on the transverse nerves paler 

 than in the ^ . Clavus — inner marginal nerve white, except between the nerves 

 and the extreme apex, which are brown. Legs as in the ^ . 



Abdomen above, piceous, last segment rusty -yellow, posterior margin very narrowly 

 yellowish ; beneath rusty-yellow, posterior margin of the segments paler ; last 

 genital segment rusty-yellow, with a black punctm-c on the side. 



Length, c?. If; ?, 2 lines. 

 Smaller and stouter than B. fndicohi, with which species (like 



