MARINE POLYZOA. 45 



Sci. Nat. Ix. 416; Man. Act. 451 ; Couch. Zooph. Cornw. 54 ; 



Corn. Faun. iii. 122; Johnst. Hist. Brit. Zooph. ed. 2. 346. 



t. 63. figs. 3, 4. 



? Flustra angustiloba, Lamk. Hist. Anim. s, Vert. ed. 2. ii. 222. 

 Flustra capitata, Hogg's Stock. 36. 

 Crisia flustroides, Lamour. Corall. Flex. 141 ? 

 Avicularia flabellata, J. V. Thompson, MSS. Brit. Mus. ; Gray, 



List of Brit. Rad. 106. 

 Hab. Britain. Seas of Europe. 



3. BUGULA AVICULARIA. PI. LIII. 



Cells biserial, elongate, contracted below. Aperture not reach- 

 ing quite to the bottom, obovate ; above with two spines on the 

 outer side and one on the inner. Avicularia on the side of the 

 cell, capitate, surface granular or areolated. Ovicells superior, 

 subglobular, opening small. 



Bird's-head Coralline, Ellis, Corall. 36. no. 2. pi. 20. fig. a, A. 

 Cellularia avicularia, Pall. Elench. 68 ; Johnst. Brit. Zooph. 292. 



pi. 36. figs. 7, 8 ; Couch, Zooph. Cornw. 58 ; Corn. Faun. iii. 



128 ; Van Beneden, Recherch. 41 & 48. pi. 6. figs. 1-8 ; Johnst . 



Hist. Brit. Zooph. ed. 2. 338. t. 63. figs. 7, 8. 

 Sertularia avicularia, Linn. Syst. 1315; Berk. Syn. i. 220. 

 Cellaria avicularia, Ellis and Soland. Zooph. 22 ; Lamk. Anim. 



s. Vert. ed. 2. ii. 191 ; Johnst. Trans. Newc. Soc. ii. 26. 

 Bugula avicularia, Oken, Lehrb. Nat. 90. 

 Crisia avicularia, Lamx. Bull. Soc. Phil. 1812, iii. 183; Cor. 



Flex. 141 ; Templeton, Mag. Nat. Hist ix. 468. 

 Cellularia avicularis, Reid, Ann. fy Mag. Nat. Hist. xvi. 389. 

 Hab. Seas of Europe. 



4. BUGULA PLUMOSA. PL LIV. 



Cells elongated, much attenuated below. Aperture as wide as 

 the cell above, elliptical below, with a short conical spine at the 

 upper and outer angle. Avicularia capitate, affixed close to the 

 outer margin of the aperture. Ovicell superior, globular. 



Corallina pumila erecta ramosior, Rail Syn. i. 37. no. 20. t. 2. 



fig. 1 ; Ellis, Phil. Trans, abridg. x. 346. pi. 8. fig. b, B, D. 

 Soft-feathered Coralline, Ellis, Corall. 33. no. 1. pi. 18. fig. a, A. 

 Sertularia fastigiata, Linn. Syst. 1314 ; Fabr. Faun. Groznl. 445 ; 



Berk. Syn. i. 219. 

 Cellularia plumosa, Pall. Elench. 66; Couch, Corn. Faun. iii. 128. 



pi. 23. fig. 4; Johnst. Hist. Brit. Zooph. ed. 2. 341. t. 61. figs. 1-5. 

 Cellularia fastigiata, Blumenb. Man. 273 ; Flem. Brit. Anim. 539. 

 Cellaria plumosa, Ellis and Soland. Zooph. 21 ; Lamk. Anim. s. 



Vert. ed. 2. ii. 190. 



