36. AULACOMERUS. — 37. PTERYGOPHOBTJS. 81 



36. AULACOMERUS. 



Aulacornerus, Spin. Ann. Soc. Ent. Fr. ix. p. 137 (1840), 



1. Aulacomerus buquetii. 



bu 



0- 



Hah. Cayenne 



Aulacomerus buquetii, Spin. Ann. Soc. Ent. Fr. ix. p. 140, pi. vii. 

 no. 1 (1840). 



2. Aulacomerus (?) ebenus. 



Aulacomerus (?) ebenus ; Cresson, Trans. Amer. Ent. Soc. viii. p. 10 

 (1880). 



Hah. Colorado. 



Subfamily IV. PTERYGOPHORINtE. 



37. PTERYGOPHORUS. 



Pterygophorus, Klug, Berl. Mag. vi. p. 276 (1814). 



1. Pterygophorus cygnus. 

 (Plate VI. rig. 10.) 



Exp. al. 8 lin., long. corp. 4 lin. 



Antennae black, deeply pectinated ; mesothorax, base and extremity 

 of abdomen, and a row of dots on the sides violet-blue ; prothorax, a 

 large adjoining spot below the fore wings, scutellum, a stripe behind 

 it, and the greater portion of the abdomen luteous ; femora violet- 

 blue ; tibiae luteous, violet at the extremity ; tarsi apparently ringed 

 with violet and luteous. Wings smoky hyaline, with black nervures ; 

 costa black, stigma violaceous, preceded by a small yellow mark. 



Hah. "West Australia. 



a. c? . (Type of species.) Swan River. Mr. Du Boulay. 



2. Pterygophorus cyaneus. 



Pterygophorus cyaneus, Leach, Zool.Misc. iii. p. "119, n. 3 (1817). 

 Hah. Australia. 



a. ?. 



Lower Plenty, Victoria, 



R. Bakewell, Esq . 



b. 6- 



Australia. 



Mr. Dasme 



C,d. (J?. 



Australia. 





