234 



CONNECTICUT GEOL. AND NAT. HIST. SURVEY. 



[Bull. 



Fig. 75. JcEra marina. 



1905. Jara marina, Richardson, Bull. U. S. Nat. Mus., No. 



54. P- 450- 



Body oblong-ovate, about twice as long as wide ; abdomen 

 one-half as long as greatest body width. Head twice as wide as 

 long, with front margin produced in middle in a large rounded 

 lobe; lateral margins straight and sparsely setose, postero- 

 lateral angles rounded, antero-lateral angles not greatly produced. 

 Eyes small, oval, compound, situated dorsally near posterior 

 margin of head. 



First antennas with first joint large and dilated; second joint 

 much narrower and slightly shorter than first; succeeding joints 

 each decreasing in length and width; flagellum of two joints; 

 not extending to fourth segment of second antennae. Second 

 antennae With first three joints short and subequal ; fourth joint 

 robust and as long as first three combined; fifth joint the longest; 



