54 



MARINE FAUNA OF ST. ANDREWS. 



Alder was of opinion that the drawing represented a young- 

 form of this species. It consisted of cylindrical animals with 

 a transparent investment. On the summit of each are several 

 long-ovate reddish orange structm-es marked with yellowish 

 white grains, showing at the free extremity an oral aperture 

 surrounded by eight small papilla?. 



Family Clavelinidse. 

 Genus Clavelina, Sav. 



Clavelina lepadiformis, O. F. Miiller; F. &. H. Brit. 

 Moll. i. p. 26. 



[Plate II. fig. 9.] 



(Occasionally between tide-marks. 



Clavelina lepadiformis, 0. F. Miiller. 



Family Ascidiadae. 



Genus Ascidia, Baster. 

 Ascidia intestinalis, L. ; F. & H. Brit. Moll. i. p. 31. 

 Abundant on the roots of tangles thrown on the West Sands 



