Mollusca of St. Andrews. 429 



EoUs coronata, Forbes ; A. & H. B. Nud. M. fam. 3, pi. 12. 



Common in February and the spring months in the same 

 localities. 



EoUs rufhranchialis^ Johnston ; A. & H. B. Nud. M. 

 fam. 3, pi. 16. 

 With the foregoing ; common. 



Eolis oUvacea, Alder & Hancock ; A. & H. B. Nud. M. 

 fam. 3, pi. 26. 



Not uncommon under stones in pools at all seasons. 



Eolis virtdts, Forbes ; A. & H. B. Nud. M. fam. 3, pi. 32. 



Abounds on the small hydroid zoophytes under stones in 

 rock-pools. 



Eolis Farranij Alder & Hancock ; A. & H. B. Nud. M. 

 fam. 3, pi. 35. 



Occasionally occurs under stones at low-water mark at the 

 East Rocks. The fine purple variety has been found more 

 than once. A specimen shows the abnormality of a clavate 

 median process between the oral and dorsal tentacles. 



Eolis Adelaidce^ Thompson ; Jeffreys, Brit. Moll. v. p. 55. 

 A single specimen was found in a sandy pool in August. 



Eolis exigua^ Alder & Hancock ; A. & H. B. Nud. M. 

 fam. 3, pi. 37. 

 Not uncommon on laminarian blades thrown on the West 

 Sands after storms. 



Fam. 5. Dotonidae. 

 Genus Doto, Oken. 

 Doto fragilis^ Forbes ; A. & H. B. Nud. M. fam. 3, pi. 5. 

 Occasionally on zoophytes brought in by the fishing-boats. 



Doto coronata^ Gmelin ; A. & H. B. Nud. M. fam. 3, pi. 6. 



Common in the debris of the fishing-boats ; small specimens 

 are frequently found in groups on Sertularia piimila under 

 stones in rock-pools near low-water mark ; also on laminarian 

 blades after storms. One example has an abnormal left 

 tentacle. 



