STYELA INFOBMIS. 



105 



covered with rather undefined, large oblong warts ; 

 orifices on conical obtuse projections, four-lobed, deep 

 crimson. 



"Length two inches." 



Hub. --From a depth of seven to nine fathoms 

 (Forbes). 



SCOTLAND. Stromness Bay, Orkney Islands ; and 

 Shetland; dredged (Forbes fy Goodsir). 



FIG. 62. Tentacular filaments and branchial tubercle of Styelainformis. 



Much enlarged. 



First record. Forbes & Hanley, 1848; coll. Forbes 

 & Goodsir, 1839. 



[On Plate XXXVI, fig. 8 represents the branchial 

 sac and fig. 9 the digestive and reproductive organs.] 



There may be some doubt whether this species is 

 not a variety of the last. 



3. Styela quadrangular is (Forbes). 



Cynthia quadrangidaris FORBES in Brit. Moll. I [1848], p. 

 38, pi. D, f. 1. 



