ANIMAL RESOURCES AND FISHERIES OF UNITED STATES. 207 



^hciPs lifted foB' flBfiiplcBDBents, &c. 



SIk'Hs of Cypraca, Eotclla, Olivcij TurriteUa, FhasiancUa (Venetian 

 slu'lls), &c., mounted as buttons and jewelry.' 



Conij^osition shell-work for box-covers and frames, made by glnin<»: 

 shells in mosaic.' 



Calcined shells, used by dentifrice and porcelain makers.' (Sec, also, 

 under 32.) 



Cuttle-fish bone from Sepia officinalis^ used as a i)Ounce, as a denti- 

 frice, as i>olishinj;' i)owders, for taking fine impressions in counter- 

 feiting, and as food for birds.^ (See, also, under 1) 5.) 



Concretions from the stomach of ^l.s'^«ci^s, known as " crab's-eyes " 

 and " crab-stones," and used as antacids.' 



Shell of king-crab {Limulus polyphemns), used as a boat-bailer.' 



Opercula of mollusks, used as "eye-stones."' 



17. COKAL. 



Coral »!•! a iiiaierial. 



Ked coral {CoraUkim nohilis], with specimens of the five commercial 

 grades (1, froth of blood; 2, flower of blood; 3, 4, 5, blood of first, 

 second, and third qualities) of the white variety, and of the round 

 beads, ne<iU<jie beads, bracelets, j)ins, coronets, armlets, ear-rings, 

 &c.' 



White <'oral, Oculina, sp., used by jewelers.^ 



Ma(h('iK)rcs and other showy corals, used for ornamental purposes.' 



Horny axis of black flexible (;oral [Plexaura erasm), used for canes 

 and wlii])s in the Bermudas.' 



Axis of f.ai coral {lihipidoiioryia)^ used for skimmers and strainers 

 in tlie liermudas,' 



Cor;;l, used for building piaposes.' 



Coild ro(rk of recent formation (Coquina), used in llorida in manu- 

 facture of ornamental vases and carvings.' 



Calcined coral, used lor dentifrices, as an antacid, &;c.' 



Imitations of red (;oral in celluloid, rubber, and other substances.' 



IS. Infusorial ear,ths. 



Poli^ihcBi;;' ||>ow<ler!««i (used for ]>olishin<i- metals, cabinet-ware, and 

 stone}. 



Sx>ecimens of jiolishing slate, trii)oli, and other foreign polishing 



powder,' 

 Specimens of American infusorial deposits.^ 



' So«; tindt-r Part TI of this oataloguu. 



