46. ELLISELLA. 25 



A. Polype-cells scarcely prominent. 

 45. JUNCEELLA. 



Coral simple, subcompressed near the base ; branches subcylindri- 

 cal, with a more or less distinct lateral groove, especially at the base. 

 Axis continuous, opake, solid, calcareous, hard at the base, white and 

 softer above. Bark when dry granular, thin, with numerous series 

 of sunken or slightly prominent polypiferous cells on each edge of 

 the stems and branches. 



Junceella, sp., Valenc. Comptes Rendw, xli. p. 14 ; Ann. Sf Mag. Nat. 



Hist. 1855, xvi. p. 182; Milne-Edw. $ Haime, Corall. i. p. 186; Kol- 



liker, Ic. Hist. p. 140. 

 Ellisella *, Gray, P. Z. 8. 1857, p. 287. 



104. Junceella juncea. 



Coral very simple, attenuated, rather flexuose. Bark thick, red, 

 warty. Polype-cells slightly prominent, lateral line very narrow and 

 indistinct. 



Junci lapidei, Plin. H. N. p. 13, c. 25. 

 Palmijuncus albus, Rumph. Amb. vi. p. 126. 

 Kerato]phyton simplex, Seba, Thes. iii. t. 105. . 1 a (gfood). 

 Gorgonia juncea, Pallas, Zooph. p. 180 ; Esper, Suppl. ii. t. 52 ; Lamk. 



Mem. Mus. ii. p. 158. n. 34 ; Lainx. Polyp. Flex. p. 419 ; Dana, Exp. 



p. 664. 



Helicella juncea, Gray,Proc. Zool. Soc. 1859, p. 481. 

 Junceella juncea, Valenc. Comptes Rendus, xli. p. 14; Ann. fy Mag. Nat. 



Hist. 1855, xvi. p. 182; Milne-Edw. Corall. i. p. 156; Verrill,Bull 



Mtis. Comp. Zool. p. 37 ; Gray, P. Z. S. 1857, p. 284; Kollik&r, Ic. 



Hist. p. 140, t. 18. f. 45, 46. 



Hab. Isle of Bourbon ; Indian Ocean. 



46. ELLISELLA. 



Coral tree-like, furcately branched ; branches spreading, and then 

 ascending ; lateral groove very narrow, but well-marked ; the rest 

 like Junceella. 



Ellisella **, Gray, P. Z. S. 1857, p. 287. 



105. Ellisella elongata. * B.M. 



Coral elongate, smooth, forked and reforked ; branches subcylin- 

 dhcal ; bark reddish, cells in quincunx. 



Ellisella elongata, Gray, P. Z. S. 1857, p. 287 ; 1859, p. 481. 

 Junceella elongata, Valenc. Comptes Rendus, xli. p. 14 ; Ann. $ May. 



Nat. Hist. 1855, xvi. p. 182 ; Milne-Edw. Corall. i. p. 187 ; Kolliker, 



Ic. Hist. p. 140. 



Hal. Mediterranean ; West Indies (Ellis). 



