the Coleopterous Familii Erotijlidce. (55) 431 

 Ischyrus velatus. 



Ischyrus velatus, Lac. Erot. 115. 

 N. Granada, Venezuela. 



Ischyrus palliatus. 



Ischyrus palliatus, Lac. Erot. 113. 



Columbia, Amazons (Bates). 



Probably a variety of /. velatus witli rufous head. 



Iscliyrtis gratiosus. 



Ischyrus gratlosus, Giier. Icon. R. A. Ins. 310 (1846). 



Columbia. 



This is very nearly allied to /. velatus. 



The five foregoing species are extremely close, and might be 

 regarded as varieties; I am unable to indicate any constant struc- 

 tural difierences. 



Ischyrus patruelis. 



Ischyrus patruelis, Lac. Erot. \2\. 

 Brazil. 



Distinct from the four preceding by the apical spot on the 

 ely tra. 



Isch3rrus scriptus. 



Erotylus scriptus, Oliv. Ent. v. 481. T. iii. f. 38, 



Ischyrus , Lac. Erot. 119. 



macuUventris, Lac. Erot. 120. 



Brazil, Cayenne. 



In /. macuUventris the head is blacker, and the pectus is black, 

 but no other diffei'ence is observable. 



Ischyrus incertus. 



Ischyrus incertus, Lac. Erot. 118. 



Cayenne, Columbia. 



Thorax with six black spots, the apical and basal pairs confluent. 



Ischyrus laetus."' 



Ischyrus Icetus, Lac. Erot. 122. 

 Rio Janeiro (Lacoi'daire). 



