[ 45 ] 



PLATE CGLXVIII. 



FIG I. 

 HIPPOBOSCA HIRUNDINIS. 



GENERIC CHARACTER. 



Roftrum bivalve, wavering : feet armed with many nails. 

 SPECIFIC CHARACTER 



AND 



SYNONYMS. 



Wings tapering from the bafe to a point fix claws on each foot. 



HlPPOBOSCA Hirundinis : alis fubulatis, pedibus hexadaclylis. 

 Linn. Syjl. Nat. 2. 1010. 3. Fn. Sv. 1923. 

 Geoff. Inf. 2. 547. 2.—Panz-Faun. Inf. Germ. 



Found adhering to the bodies of the Swallows, and is not unfre- 

 quently obferved in the nefts of thofe birds. 



The fmalleft H mQ denotes the natural fize ° 



E3 F I G. 



