274 HISTORY OF BKITISH ZOOPHYTES. 



spines. It is not unlike a little round pie. (See Dr. 

 Jolinstou's plate xxxiii. fig. 8, 9.) 



■^^"^^ Tolijpidom lohecl ; base tmmargined. 



5. TuBULiPORA LOBULATA, A. IL Ilassall. 

 Hab. Dublin Bay, Hassall. 



Dr. Johnston and Mr. AV. Thompson arc disposed to 

 consider this as a very aged variety of Tuhnlipora serjjem. 



6. TuBULiPORA PHALANGEA, TF. Tkompson. 



Hab. On rocks, shells, and seaweeds. Rev. T. Ilincks, 

 Salcombc, on shells. 



^Ir. Peach finds it very fine in the bulb of Laminaria 

 hulhosa. AYe have found it fine in the inside of old bivalve 

 shells. It is about four lines in diameter, in general ; but 

 Mr. Peach has seen it nearly an inch. It is somewhat like 

 a pentapctalous flower, being slightly lobed. As the tubes 

 are arranged in perpendicular rows, Mr. Couch says it pre- 

 sents the appearance of a number of Pan^s pipes. It is of 

 a pale purple colour ; thin and glossy. 



7. TuBULiPORA FLABELLARis, W. Tliompsoii. (Plate XV. 

 fig. 50.) 



Hab. On Laminaria on the Irish coast. Salcombe ]3ay, 

 Rev. T. Ilincks, Exeter. 



\Ve have found it, on the Scottish coast, on the inside of 



