MARINE POLYZOA. 

 1. ESCHARA. 



Polyzoarium foliaceous and expanded, or branched and sub- 

 linear. Cells disposed on both surfaces, back to back, immersed, 

 coalescent, horizontal to the plane of the axis. 



Eschara, Ray; Fleming, Brit. Anim. 531 ; Johnst. Brit. Zooph. 



ed. 1. 297, ed.2.350; Lamk. Syst. 375; Hist. ii. 173, ed. 2. 



265 ; Gray, List Brit. Rad. p. 126. 

 Eschara, sp., Pallas, Zooph. 40 ; Moll. 

 Nullipora, sp., Solander. 

 Cellepora, sp., Esper. 



* Polyzoary more or less expanded, foliaceous. 



1. ESCHARA FOLIAGE A. PL CVI. figs. 4, 5, 6, 7- 



Cells ovate or rhomboidal, obscurely punctured or granular ; 

 mouth contracted about the middle, with a small avicularium on 

 the middle of the lower lip. 



Eschara retiformis, Raii Syn. 1. 31 ; Flem. Brit. Anim. 531. 



Stony foliaceous Coralline, Ellis, Cor all. 71. no. 3. pi. 30. fig. a, 

 A, B, c -, Borl. Cornw. 239. pi. 24. fig. 6. 



Eschara fascialis, Pall. Elench. 42; Moll, Seerinde, p. 36. pi. 1. 

 fig. 2. 



Millepora foliacea, Ellis fy Solander, Zooph. 133. 



Millepora fascialis, Linn. Gm. p. 3785. sp. 14 ; Marsigli, Hist, 

 phys. de la Mer, p. 148. t. 33. fig. 160. 



Celiepora lamellosa, Esper, Cettep. p. 146. t. 6. figs. 1-5. 



Eschara foliacea, Lamk. Anim. s. Vert. ii. J 74, ed. 2. ii. 266 ; 

 Blainv. Actinol. 428. pi. 75. fig. 3 ; Milne- Edwards, Ann. des 

 Sc. Nat. vi. 36. pi. 3. fig. 1 ; Couch, Zooph. Cornw. 60 ; Corn. 

 Faun. iii. 131 ; Johnst. Hist. Brit. Zooph. ed. 2. p. 351. t. 67 ; 

 Gray, List Brit. Rad. p. 126. 



Hob. Britain, common, especially on the south coast ; Mediter- 

 ranean, M ( Andrew. 



2. ESCHARA CONTORTA, n. s. PL CVIII. figs. 1, 2, 3. 



Cells ovato-ventricose, punctured; mouth orbicular, with a 

 small inucro in front, and an ascending, spathulate avicularium 

 on each side ; usually one or two smaller avicularia on the front 

 and sides of the body. 



Hab. Algoa Bay. 



