MOLLUSCOIDA, 49 



Family Escharidae. 



Genus Eschara, Eay. 



Eschara Skenei, Ellis & Sol. ; Busk, Catal.p. 88, pi. 122. 



A remarkably beautiful specimen on Cyprina tshndica from 

 the coralline a-round. 



Suborder CYCLOSTOMATA, Busk. 



Family Tubuliporidae, Jolinst. 



Genus Tubulipora, Lamarck. 



Tubulipora serpens, L. ; Johnst. Brit. Zooph. p. 275 

 pi. 47. f. 4-6. ' 



On zoophytes and shells from deep water ; very abundant 

 and characteristic. 



Genus Alecto, Lamx. 



Alecto granulata, M.-Ed. ; Johnst. Brit. Zooph. p. 280 



pi. 49. f. 1 & 2. 

 On stones and shells from deep water ; not rare. 



Family DiastoporidaB, Busk. 

 Genus Diastopora, Lamx. 



Diastopora obelia, Flem. ; Johnst. Brit. Zooph. p. 277 

 pi. 47. f. 7&8. ' 



On shells and stones from deep water. 



Genus Patinella, Gray. 



Patinella patina, Lamarck ; Hincks, Catal. Zooph 

 loc. cit. p. 468. ' 



Abundant on corallines and shells from deep water, especially 

 on Mytilus modiolus. 



H 



