1 8a 



ALCYONIUM, 



fhew the polypes as they are fixt in them and contracted ; 

 fig. 7. reprefents one of the Polypes taken out of the 

 Alcyonium digitatum, with its tentacula extended, to 

 fhevv how each anfwers to its filament at the bottom, and 

 gives us an idea of thefe when they open their cells and 

 extend themfelves... 



Jab. 1. 6. Alcyonium ocellatum. 



Fig. 6. J 



Alcyonium ferragi- 

 neum coriaceuj/i, cellidis 

 fubcylindricis rugojis, api- 

 cibus radiatis ct ocellaiis. 



y. 



Alcyonium with little Eyes. 



This coriaceous iron - co- 

 lored Alcyonium has many 

 wrinkledcylindrical cells unit- 

 ed together; their tops are 

 radiated, and each has the ap- 

 pearance of an eye in the 

 center. 



Tab. 1. Fig. 6. 



This is one of Sir Hans Sloane's firft beginning of the 

 Aftroite Corals. Specimens of this and the former are in 

 the Britifli Mufeum. 



I have received fome fpecimens of this preferved in 

 fpirits from Mr. Greg, from Dominica ; they are of a 

 tough vifcid nature, and appear to have fome fine fand 

 inixt in their texture. They fpread over rocks with a 

 iingle fuperficies of cells, as the Fluftra does on fucus's 

 and fhells, but never rife into branched figures that I have 

 yet fee.n. They have twelve rays. 



7. Alcyonium tuberofum. 'Tuberous Alcyo?iium-. 



Alcyonium fiavefcens This yellowifh Alcyonium. 



iubercfum, apkibus Jeepe is full of knobs, many or 



JubdivifiS) , 



