494 BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



spicuou.s granules nearly in the center and ))ottoni of the two longi- 

 tudinal depressions. The extremit} of the a])domen is formed by a 

 deeurved spine; the upper surface of the spine is concave; on either 

 side of the base of the terminal spine is a lateral ti-ianoular spine; 

 these lateral spines do not in any measure curve forward, as is the 

 case with E. fragill^. 



On the median line of the ventral sui-face of the thorax there is a 

 sharp, curved spine on the first segment, prominent longitudinal 



Fig. 548.— Eurycopk caribbea. 



ridges on the second, third, and fourth segments, and a spiny tubercle 

 followed by four longitudinal ridges. The ridges are separated by 

 transverse grooves on the coalesced fifth, sixth, and seventh segments. 

 Type.—OAt. No. 23911, U.S.N.M.« 



«This description is from Doctor Benedict's manuscript. 



