51 



79. DIASTOPOEA PATINA (Lamarck). Tubulipora patina, 



Lamarck. 

 On corallines from deepish water ; frequent. Alder {a). 

 On Laminaria roots washed up at Cullercoats, occasionally. 

 Dredged from Stations I. and VII., but only once from each 

 place. 



On shells of Neptunea from dee}) water. 



80. DIASTOPORA OBELIA, Johnston. 



On Modiola vulgaris from deep water ; frequent. Alder (a). 



81. LICHENOPORA HISPIDA (Fleming). Tubulipora hispida 



{Fleming). 

 On Plumularia falcata, Carbasia papyrea, &c, not rare. 

 The variety B. Johns. (T. orbiculus, Lamk.) is the form usually 

 met with. Alder (a). 



Dredged from Stations I., III., V., VII., VIII. and IX. on 

 hydroids, other Polyzoa and shells, also from 40 fathoms east of 

 of the Longstone, and 32 fathoms east by south of Cullercoats. 

 Oceciostome observed in June. 



( TENOSTOMATA. 



82. ALCYONIDIUM HIRSUTUM (Fleming). 



On Corallina officinalis and other seaweeds between tide marks 

 and in shallow water ; common. Alder (a) 



Encrusting form very common between tide marks at Culler- 

 coats. Erect palmate growth about 3 by 3 inches washed up. 



83. ALCYONIDIUM MAMILLATUM, Alder. 



On old shells from deep water ; not uncommon. Alder (a). 



The species has been obtained in fair abundance on the shells 

 of Neptunea and Buccinum nndatum occupied by hermit crabs 

 and on Modiola modiolus. 



84. ALCYONIDIUM MYTILI, Dalyell. Alcyonidium hexa- 



gonitm, Hincks. 



On stones and shells from between tide marks to deep water ; 

 frequent. Not yet observed upon seaweeds. Alder (a). 



On stones and Fucus between tide marks, Cullercoats ; common. 



Dredged from Station VII. on shells occupied by hermit crabs, 

 and from 29 fathoms east of Blyth. 



