i6o 



CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



Cerapus tubularis Say. 



Fig. 48. Cerapus tubularis. 



181 7. Cerapus tubularis, Say, Jour. Phila. Acad. Sci., vol. 

 I, pt. I, p. 50, pi. 4, figs. 7-11. 



1880. Cerapus tubularis, Smith, Trans. Conn. Acad., vol. 4, 

 pp. 269-277, pi. 2, figs. 1-6. 



Head with a small rostrum and a faint dorsal carina; body 

 greatly depressed. 



Eyes small. 



First and second antennae subequal in length and in male a 

 little over half the length of the body. First segment of first 

 antennae stout, laterally compressed, furnished below with a 

 carina which is more prominent near the base; second and third 

 joints subequal and each somewhat longer than first and subequal 

 to the flagellum which is triarticulate. Second antennae, slightly 

 shorter than first and with triarticulate flagellum which is nearly 

 as long as last joint of peduncle. 



Coxal plates broader than deep; fifth pair the largest. 



