CHAP. I.] INTRODUCTION. 19 



Carpenter with some more ample particulars of tliis 



I'io. 1. — Asterophyton HiickUj Muller and Troschel. A young specimen slightly 

 enlarged. No. 7.5. 



occurrence :^ — " ' The ship sounded in 1,000 fathoms, 

 mud, between one and two miles off shore (lat. 



^ Preliminary Eeport, by Dr. William B. Carpenter, Y.P.Jl.S., of 

 Dredging Operations in the Seas to the North of the British Islands, 

 carried on in Her Majesty's steam- vessel ' Lightning,' by Dr. 

 Carpenter and. Dr. Wyville Thomson. (Proceedings of the Eojal 

 Society, 1868, p. 177.) 



C 2 



