88 



U.S. NATIONAL MUSEUM BULLETIN 2 78 



Figure 44. — Paracaprella tenuis, female; a, lateral view; b, gnathopod 2; c, pereopod 4; 



d, abdomen. 



with pair of proximal grasping spines, pereopods 6 and 7 with several 

 proximal knobs on palm, each bearing small spine, pereopod 5 smaller 

 than 6 and 7 (fig. 43b and g, drawn at same scale). 



Abdomen of male and female similar to P. pusilla. 



Variation. — The development of the projection on the antero- 

 lateral margin of pereonite 2 and pleura on pereonites 3 and 4 is 

 related to size as in P. pusilla, larger males having larger projections 

 and well-developed pleura. 



The mandibular palp varies from a small hump bearing a terminal 

 seta to a 3-segmented palp mth a seta on the terminal article. In 

 no specimens were the palps reduced to a single seta as in P. pusilla. 



Distribution. — Type-locahty: Woods Hole, Massachusetts. 



Other records: Gulf of St. Lawrence; Penneville, Maine; Great 

 Egg Harbor, N.J. ; Chesapeake Bay, Va.; Sapelo Island, Ga.; Alhgator 

 Harbor, Fla. ; Ship Island, Miss, 



New records: Numerous localities between the Gulf of St. Lawrence 

 and Sapelo Island, Ga. ; Cumberland Sound, Fernandina, Tampa Bay, 

 and Pensacola Bay, Fla.; Galveston Bay, Corpus Christi Bay, and 

 Port Isabel, Tex. 



