ISOPOD8 OF NORTH AMERICA. 



643 



processus. Second segment with a narrow crested coxopodite. Pleon, 

 telson: lateral parts of the pleon narrow; pleotelson longer than wide; 

 sides slightly curved; apex one-half narrower than the basis, with 

 rounded angles. Uropoda: basis very oblique; endopodite reaching 

 to one-half the length of the pleotelson; exopodite a little larger than 

 in the former species (C. perlatux), visible on upper and under sides. 

 Color: yellowish, veined, and striped with brown. Dimensions: 9 by 

 mm." DoLLFUs. a 



CUBARIS SILVARUM (Dollfus). 



. I riiiadillo sileamm DOUBTS, Pror. Zool. Soc. London, 1896, pp. 398-394. 

 Cubaris silvarum RICHARDSON, Proc. U. 8. Nat. Mus., XXIII, 1901, p. 571. 



Localities. St. Vincent, Chateaubelais; Cumberland Valley, West 

 Indies. Very common under rubbish, forest below 2,000 feet (St. 

 Vincent). Forest, dry hillside under stones, 1,000 feet (Chateaube- 

 lais). Damp ground, 1,000 feet (Cumberland Valley). 



FIG. 680. ClTBARIS SILVARUM (AFTER DOLLFUS). a, HEAD AND FIRST TWO SEGMENTS OK THORAX 



(UPPER SIDE). 6, THE SAME (UNDERSIDE), c, FIFTH AND SIXTH SEGMENTS OF ABDOMEN AND 



UROPODA (UPPER SIDE), rf, THE SAME (UNDERSIDE). 



"Body convex, slightty tuberculated on the pereion. Cephalon: 

 prosepistoma plain. Eyes large; about 20 ocelli. Pereion: first seg- 

 ment with a blunt, hardly perceptible antero-median tubercle; lateral 

 edge forming a narrow, raised border; coxopodite distinct on the 

 entire length of the edge and divergent on the half hind part. Coxo- 



Proc. Zool. Soc. London, 1896, pp. 396-397, 



