CRUSTACEA. 97 



COPEPODA. EUCOPEPODA. 



DICHELESTHIIDAE. 



Parasitic copepods. 



311. EuDACTYLii^rA NIGRA Wilson. 



Eudactylina nigra Wilson, Proc. biol. soc. Wash., 1905, vol. 

 18, p. 131. "Buzzards Bay, Massachusetts.* ** on the 



GILLS OP the sand SHARK," 



On sand shark. 



Mass. — Buzzards Bay. 



312. Dichelesthium sturionis Hermann. 



Dichelesthimn stiiriotiis Hermann, Memoire apterologique 

 1804, p. 125, pi. 5, figs. 7 & 8. "sur des esturgeons * * * 

 dans le Rhin." 



Dichelestium sturionis Mihie Edwards, Hist. nat. Crust., 

 1840, vol. 3, p. 485, pi. 39, fig. 4. 



On sturgeon, blunt-nosed sturgeon, sharp-nosed sturgeon. 

 Mass. — Vineyard Sound ; Woods Hole. 

 Conn. — Fishers Island Sound ; off Noank. 



313. Anthosoma crassum (Abildgaard). 



Caligus crassiis Abildgaard, Skrivt. naturh. selsk., 1794, vol. 



3, pt. 2, \). 49, pi. 5, figs. 1-3. "PAA GlELLERNE AF EN HaI VED 



Helgoland." 



Anthosoma crassum Steenstrup & Liitken, K. Danske vid. 

 selsk. skr., 1861 (5), vol. 5, p. 397, pi. 12, fig. 24. 



From sand shark, mackerel shark, and spiny dog-fish. 

 Mass. — Vineyard Sound, 125 miles south of Marthas Vine- 

 yard. Mass. (Gould). 



314. Lernanthropus brevoortiae R. Rathbun. 

 Lernanthropus brevoortiae R. Rathbun, Proc. U. S. nat. mus., 



