BIOLOGICAL SURVEY OF WOODS HOLE AND VICINITY. 



639 



Family CYCLOPID^. 



Oithona similis Claus. 



Wheeler, 1900, p. 186; M. J. Rathbun, 1905, p. 



106; Sharpe, 1910, p. 407. 

 Woods Hole, at Bureau of Fisheries wharf, July, 



1899, "occasionally in small numbers." Tow 



off Bureau of Fisheries wharf, July 13, 1908; 



common. Sharpe. 



Family HARPACTICID^;. 



Harpacticus chelifer (Miiller). 

 Sharpe, 1910, p. 407, 415. 

 Little Harbor, July 9, 1908. 



Family ECTINOSOMID^E. 



Ectinosoma curticorne Boeck. 



Sharpe, 1910, p. 408, 415. 



"Collected by a Birge net among algae, muddy 

 bottom, in the brackish ponds about Woods Hole, 

 Mass., July." 



Family PELTIDIID^. 



Alteutha depressa Baird. 

 Sharpe, 1910, pp. 408, 416. 



"Surface net just off Fisheries wharf, Woods 

 Hole, Mass." 



Family IDYID^. 



I dya furcata (Baird). 



Sharpe, 1910, p. 408, 417. 



"Collected with a Birge net amongst floating 

 algae and eelgrass at Little Harbor, Woods 

 Hole, July. . . . Also from Ee 1 Pond, 

 Woods Hole, August." 



Family THALESTRID.'E. 



Thalestris gibba (Kroyer). 

 Sharpe, 1910, p. 408, 417. 

 Woods Hole, in surface tow, December i, 1905 



(collected by V. N. Edwards, identified by 



R. W. Sharpe). 



Dactylopusia thisboides (Claus). 



Sharpe, 1910, p. 408, 419. 



"Collected among algae with a Birge net, at 

 Little Harbor, Woods Hole, July, sandy bot- 

 tom, at about 12 feet depth." 



16269 Bull. 31, pt 2 13 7 



Dactylopusia vulgaris Sars. 



Sharpe, 1910, p. 408, 419. 



"Collected with a Birge net at Little Harbor, 

 Woods Hole, Mass., among surface algce, July. 

 Also brackish ponds near Woods Hole, July, 

 and among Fucus along the United States 

 Fisheries wharf, July. Common." 



Family DIOSACCID^E. 



Diosaccus tenuicornis (Claus). 

 Sharpe, 1910, p. 408, 420. 



" Collected with Birge net among algae, Eel Pond, 

 Woods Hole, August." 



Family LAOPHONTID/E. 



Laophonte longicaudata Boeck. 

 Sharpe, 1910, p. 408, 421. 



"Off the Bureau of Fisheries wharf, Woods Hole, 

 Mass., July." 



Family LICHO.MOLGID/E. 



Lichomolgus fucicolus Brady. 

 Sharpe, 1910, p. 408, 421. 



Collected in surface net at Buzzards Bay, Woods 

 Hole, July. 



Family CORYC^ID^. 



Sapphirina gemma Dana. 



Verrill and Smith, 1873, p. 573, 439; Wheeler, 

 1900, p. 190; M. J. Rathbun, 1905, p. 108; 

 Sharpe, 1910, p. 409. 



This species is listed by Wheeler only from the 

 Gulf Stream at a point 70 miles south of Mar- 

 thas Vineyard, and therefore far beyond the 

 limits of our region. Smith, however, lists a 

 species of Sapphirina, taken in "great numbers 

 among Salpae [as also were Wheeler 's], off Gay 

 Head, on several occasions, early in Septem- 

 ber." 



Family ILYOPSYLLID^E. 



Ilyopsyllus sarsi Sharpe. 



Sharpe, 1910, p. 423 (sp. nov.). 

 "Collected plentifully with a Birge net among 

 floating algae in Eel Pond and Little Harbor, 

 Woods Hole, Mass., July, August; also brack- 

 ish ponds, Woods Hole. " 



