640 



BULLETIN 54, UNITPZD STATES NATIONAL MUSEUM. 



e' . Coxopodite of the first segment not dentiform, siubequally cleft. 



Cuharis eincta (Dollfus) 

 '. Body smooth. 

 b. Upper surface of terminal segment of body with a shallow depression on each 



side, and a small median pit near the base Cuharis gigas Miers 



6''. Upper surface of terminal segment of body without shallow depression on each 

 side, or median pit. 

 c. Inner posterior angle of basal article of uropoda widely excavated. 



Cubaritt affinis (Dana) 

 c^. Inner posterior angle of basal article of uropoda not excavated. 



d. Coxopodite distinct on the entire length of the lateral edge of the first tho- 

 racic segment ( underside) Cuharis zigzag { Dollfus) 



(V. Coxopodite not distinct on the entire length of the lateral edge of the first 

 thoracic segment. 

 €. Second thoracic segment with a large square coxopodite, distinct on its 



total length (underside ) Cubaris dumorum (Dollfus) 



e^. Second thoracic segment with the coxopodite very small. 

 /. Coxopodite of second thoracic segment forming a tooth-like process. 

 g. Inner branch of uropoda about half the length of the terminal abdomi- 

 nal segment. Terminal abdominal segment with a blunt double 



tubercle near the base Cnhnris grenadensis ( Budde-Lund) 



g^. Inner branch of uropoda extends about one-third the length of the 

 terminal abdominal segment. Terminal abdominal segment without 



double tubercle near the base Cuharis dugesi (Dollfus) 



/■'. Coxopodite of second thoracic segment not tooth-like. 



Cuharis jrisum (Budde-Lund ) 



CUBARIS TENUIPUNCTATA (Dollfus). 



Armadillo tenuipunctatus Dollfus, Proc. Zool. Soc. I^ondon, 1896, p. 389. 

 Cuharis lenuipvnrfatus Kichardson, Proc. U. S. Nat. Mus., XXIII, 1901, ]>. 571. 



c 



e n 

 Fic. (i.H'i— Cubaris tkncipunctata (After Dollfus). a, Head and first two segments of 



THORAX (upper SIDE). 6, II EAD AND FIRST TWO SEtJM ENTS OF THORA X (UNDERSIDE). C, FIFTH AND 

 .SIXTH SEGMENT.S OF ABDOMEN AND UROPODA (UPPER SIDE), d, THE SAME (UNDERSIDE). 



