684 WORMS. ZOOPHYTA. 101. Sertularia. 



Purpurea. ] Denticles fubovate, tubular, in 4 imbricate rows: veficles 

 ereft, campanulate: branches dichotomous, fquafe. 

 Pallas el. Zooph. p. 140. ». 87. 

 Inhabits the lea round Kamchatka: blackifh-purple, faftigiate* 



Articulata* Denticles apprefTed : veficles ovate, rather large, covered 

 with a licj and placed in a fingle row: ftem, joimed, 

 pinnate 

 Pallas el. Zooph. p. 137. n. 84. 



Inhabits the Atlantic, creeping on (hells; about 2 inches long, 

 pale yellow, 



Tihuna. Denticles imbricate, placed on one fide only: veficles joint- 

 ed : Item granulate, branched and pinnate, the fubdivi- 

 (ions alternate. 



Pallas el. Zooph. p. 1 $6. n. 98. 



Inhabits the Indian Ocean ; pale, 3 inches long, 



Fruticans, Denticles in a fingle row on one fide, femicampanulatc: 

 flem granulate, woody, with alternate fetaceous fub» 

 diviiions. 



Pallas el. Zooph. p. 157. n. 99. 



Inhabits the American km,, in tufts on fhells; 6 inches long^ 

 \e!lowifh-grey. 



B. Stem crujlaceousy inclining to done, and compofed of row$ 

 ofcelh: veficles o, in the place of which are Jmall glo* 

 bules. Cellaria. 



*Burfaria. Denticles oppofite, compreffed, truncate : Hem branched, 

 dichotomous. 

 Ellis Corall. p. 41. tab. 22. n. 8. a. A, 



Inhabits the B*itifn coaits, adhering to Fuci : minute, flexil<?| 

 hyaline : denticles carinate, with a fmall clavate tube at top. 



*loriculata Denticles oppofite, obliquely truncate and ne«rly obfoletes 

 branches erecT, dichot- mous. 

 Ellis Corall. p. 40 tab. 2 1 .fig, b. B. 

 Inhabits the Britijh coail, on old Sertularia. 



«Fastigia-l Denticles alternate, pointed : branches dichotomous, ered:, 

 tci * Ellis \ Corall. p. 43. tat, 18. 



Ca-vol. pol. mar. 3. p. 237. tab. 9. fig. 3, 4. 



Cell an a plumofa Colander & Ellis Corall, p. 21. n.\. 



Inhabits the Britlfb feas : denticles with a bjack fpot in the middle. | 



* A<vuii- 



