172 WORMS. TESTACEA. 55. Phloas. 



55. PHLOAS. AnimaUn Afcidia:^// bi- 

 valve, divaricate, with leveral letter dif- 

 ferently ihaped acceilbry ones at the 

 hinge: hinges recurved, united by a carr 

 tillage: in the iniide beneath the hinge 

 is an incurved tooth, 



T^e inhabitants of this genus perforate clay fpongy (tones and 

 wood, while in the younger itate, and as they increafe in fize t 

 enlarge their habitation within, and thus become imprifoned: 

 they contain a phofpherous liquor of great brilliancy in the 

 dark, and which illuminates whatever it touches or happens, 

 to fall upon, 



*Dti8j!uf» Shell oblong, with reticulate fubfpinous {trice on the upper 

 part. 



Penn. Brit: ZooL iv. p. 76. tab, 39, fig. 10, 



Lifter Conch, tab, 4.33. fig. 276. 



Lifter An. Angl. app. tab. 2. fig, 3« 



Lifter e^ere. Anat. tab. 19. fig. t, 2. 



Cua/t. teft, tab. 1 09, fig. A, B, C, D. 



Seba Muf. 3. tab. \6.fig. a, b, c, d. 



Born. Muf. Caf. Vind. teft. tab. l.fg. # 



Argenv. Conch, tab. id. fig. H, I. 



Cbemn, Conch. 8. tab. 101. fig. 859; 



Inhabits among rocks of Europe, and mines by night; 5 inches 

 long: entirely white with fometimes an ochraceous caft, thin, 

 fragile, elongated and wedge-fhaped on the fore-part, convex 

 behind ; the margin inflected : marked with fubfpinous ftriae 

 which become gradually more indiitincl : hinge refembling a 

 fpoon : acceffory valves 4. 



Cdftat*. Shell ovate, and ftriate with elevated ribs. 

 Lifter Conch, tab* 434. fig , 227. 

 Bonann. recr 3. fig. 35. Muf.kirch. 2. f. 105, 

 Gualt* teft, tab. 105. fig. G. 

 Knorr % Vergn. 2. tab. 25. jig. 4, 

 Cbemn. Conch. 8. tab. 101. fig. 863. 



Inhabits American Seas: white, nearly 6 inches long; the ribf 

 oblique and armed with elevate fcales or obtufe fpines. 



Striata. Shell oyate> and multifarioufly flriate. 

 Gualt. teft : tab. 1 05. fig. F. 

 Qhetnn, Conch. 8, tab. 102. 'fig. 864—866.. 



Inhabtfl 



