562 



LIST OF SCOTTISH VERMES. 



Spongia. 



by the nature of the spongy substance which 

 covers and connects these veins, which in 

 this species can be rubbed between the 

 fingers when dry; whereas the sponge of 

 the Linnean species is of a flexible elastic 

 nature when dry, and its general consistence 

 approaches to that of the common officinal 

 sponge. 



. infundibuliformis, Lin. ; S. crateriformis, Pallas. 

 This species is distinguished from that last 

 described, by the want of woody fibres, and 

 the nature of its sponge ; but it never splits 

 and assumes the foliaceous aspect, as men- 

 tioned by Gmelin. I round it on the shores 

 of the island of Unst. 



pulchella, Sowerby *. This delicate sponge 

 occurs on the shores of several of the Wes- 

 tern Isles, where it was first noticed by the 

 late Dr Walker. 



tomentosa. Leith shore, and Shetland islands. 



stuposa. Above Queensferry, and Leith shore. 



palmata. Orkney and Shetland islands. Mer- 

 maids' glove of the Shetlanders. 



compressa, Fabricius. Bressay Sound, Shet- 

 land. 



Alcyonium. 

 A. s chips seri. Leith Shore. 



* Sowerby 's British Miscellany, p. 87. 



