266 FISHERIES OF THE UNITED STATES. [82] 



Cancer irroratus, Say. Rock Crab. 



3630. Vineyard Sound. U. S. Fish Commission. 

 (See Section, Crustacea, Echinoderms, $-c.) 



Carcinas Mamas, Gould. (Oarcinus granulatus, Say.) Green Crab. 



3627. Vineyard Sound. U. S. Fish Commission. 

 (See Section, Crustacea, Echinoderms, cfc.) 



For other crabs see Section, Crustacea, echinoderms, &c. 

 Asterias Forbesii, Verrill. (Asterias arenicola, Stimpson.) Green Star- 

 fish. 



5559. Vineyard Sound. U. S. Fish Commission. 

 (See Section, Crustacea, Echinoderms, <fc.) 



Microciona prolifera, Verrill. Eed, Branching Sponge. 



531. Wood's Holl, Mass. U. S. Fish Commission. (Not directly injuri- 

 ous.) 

 (See Section, Crustacea, Echinoderms, fyc.) 



Cliona sulphur ea, Verrill. Boring Sponge. 



1010. Vineyard Sound. U. S. Fish Commission. 



(See Section, Crustacea, Echinoderms, fyc. For ravages, see oyster section, 

 " Eavages of enemies.") 



Archosargus probatocephalus (Walb.) Gill. Sbeepshead. 

 See "Fishes." Family Sparidce. 



Pogonias chromis, Lacep. Drum. 



See "Fishes." Family Sciamidm. 



COMMENSAL. 



Pinnotheres ostreum, Say. Oyster Crab. Commensal with southern oys- 

 ters and with northern in rivers where southern oysters have 

 been long planted. 



4991. New York market. E. G. Blackford. 



Pinnotheres maculatus, Say. Commensal with edible mussel (Mytilus 

 edulis) and Great Scallop (Pecten tenuicostatus). 

 For specimen see Section, Crustacea, Echinoderms, &c. 



SHELLFISH FISHERY. 



VESSELS AND BOATS. 



55804. Model of an oyster schooner. Chesapeake and Delaware Bay type. 

 Used in dredging oysters. U. S. Fish Commission. 



26536. Model of an oyster schooner. (Scale, 1 inch to the foot. ) Chesa- 

 peake and Delaware Bay type. 'Jsed in dredging oysters. T. 

 B. Ferguson. 



25002. Model of a Chesapeake canoe-pungy. (Scale, 1 inch to the foot.) 

 Used in dredging oysters. T. B. Ferguson. 



55807. Model of an oyster pinkie. U. S. Fish Commission. 



42758. Model of a Chesapeake oyster-pungy. T. B. Ferguson. 



