BIOLOGICAL SURVEY OF WOODS HOLE AND VICINITY. 



585 



Nematobothrium, sp. undet. 

 From gills of Sarda sarda. 



Nitzschia elongata (Nitzsch). 



Linton, 1898, p. 508 (Nitzschia elcgans); Linton, 



1901, p. 414, 435. 



Found under the opercles and gills of Acipenser 

 sturio. 



Nitzschia papillosa Linton. 



Linton, 1898, p. 508 (sp. nov.); Linton, 1901, 



p. 414, 476. 

 From gills of Gadus callarias . 



Octocotyle major Goto. 



Goto, 1900, p. 274 (sp. nov.=<9. scombri (Kuhn), 



pars). 

 From mackerel, off Newport. 



Tristomum coccineurn (Cuvier). 



Linton, 18983, p. 509; Linton, 1901, p. 414, 448. 

 From gills of Xiphias gladius. 



Tristomum lave Verrill. 



Linton, 18983, p. 509; Linton, 1901, p. 414, 445. 



From gills of Gymnosarda pelamys. This fish 

 was taken "south of Marthas Vineyard" 

 Aug. 18, 1886 (perhaps not within the limits of 

 the region). 



Tristomum mola; Blanchard. 



Linton, 18983, p. 510 (Tristomum rudolphianum); 



Linton, 1901, p. 414, 466. 

 From skin and gills of Mola mola. 



Tristomum papillosum Diesing. 

 From Xiphias gladius. 



Class CESTODA. 



Acanthobothrium coronatum (Rudolphi). 

 Linton, 1901, p. 411, 431. 

 From intestinal wall of Raja laevis. 



Acanthobothrium paulum Linton. 



Linton, 1890, p. 816 (sp. nov.); Linton, 1901, p. 



411, etc. 

 Hosts: Dasyatis centrum (spiral valve), Mylio- 



batisfreminmllei, Raja eglanteria. 



Anthoboihrium laciniatum Linton. 



Linton, 1890, p. 754 (sp. nov.); Linton, i897a, p. 

 439; Linton, 1901, p. 411, etc. 



Hosts: Prionace glauca, Carcharhinus milberti 

 (spiral valve), Carcharhinus obscurus (spiral 

 valve), Isurus dekayi (spiral valve), Raja 

 eglanteria, Sphyrna zygcena (spiral valve). 



Anthobothrium puhinatum Linton. 



Linton, 1890, p. 759 (sp. nov.); Linton, 18973, 



p. 439; Linton, 1901, p. 411, 432. 

 From spiral valve of Dasyatis centrum. 



Anthocephalum gracile Linton. 



Linton, 1890, p. 794 (sp. nov.); Linton, 1901, 



p. 411, 433. 

 From spiral valve of Dasyatis centrum. 



Calliobothrium eschrichtii Beneden. 



Linton, 1890, p. 812; Linton, 18973, p. 447; Lin- 

 ton, 1901, p. 411, 425. 

 From spiral valve of Mustehis canis (very rare). 



Calliobothrium 'verticillatum (Rudolphi). 



Linton, 1889, p. 476; Linton, 1890, p. 810; Lin- 

 ton, 18973, p. 447; Linton, 1901, p. 411, 425. 

 From spiral valve of Mustehis canis (abundant) 

 also recorded from Squalus acanthias. 



Calyptrobothrium minus Linton. 

 Linton, 10073, p. 279 (sp. nov.). 

 From intestine of Tetronarce occidentalis . 



Calyptrobothrium occidentale Linton. 



Linton, 1900, p. 298 (sp. nov.: at this time not 

 distinguished from C. minus, described later); 

 Linton, 1901^.411,432; Linton, 19073^.276. 

 From spiral V3lve of Tetronarce occidentalis. 



Crossobothrium angustum Linton. 



Linton, 1889, p. 468 (Orygmatobothrium angus- 

 tum, sp. nov.); Linton, 1897, p. 796 (O. angus- 

 tum); Linton, 18973, p. 443 (O. angustum); 

 Linton, 1901, p. 411, etc. 



Hosts: Carcharhinus milberti (spiral valve), Car- 

 charhinus obscurus (spiral valve), Carcharias 

 littoralis, Galeocerdo tigrinus, Prionace glauca. 



Crossobothrium laciniatum Linton. 



Linton, 1889, p. 470 (sp. nov.); Linton, 1890, p. 

 799; Linton, 18973, p. 445; Linton, 1901, p. 

 411, 429. 



From stomach and intestine of Carcharias lit- 

 toralis (very sbundant). 

 Dibothrium alutcra Linton. 



Linton, 1889, p. 458 (sp. nov.), Linton, 1901, 

 p. 411, 464. 



From intestine of Alutera schoepfii; 104 speci- 

 mens tsken from 3 single fish. 



Dibothrium angustatum (Rudolphi). 

 Linton, 1901, p. 411, etc. 

 Hosts: Merluccius bilinearis (intestine), Porono- 



tus triacanthus. 



Dibothrium crassiceps (Rudolphi). 

 Linton, 1901, p. 411, etc. 



Hosts: Anguilla chrysypa, Hippoglossus hippu- 

 glossus, Merluccius bilinearis (intestine), Po- 

 matomus saltatrix. 

 Dibothrium ligula Donnsdieu. 

 Linton, 1901, p. 411, 441- 

 Host: Osmerns mordax. 



