232 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 



136. Salpa Caboti Desor. 



U. S. F. C. — Vineyard Sd., Mass., surface. 



BRACHIOPODA. 



137. Terebratuhna septentrionalis Gr. 

 U. S. F, C— Casco Bay, Maine. 



137a. Terebratulina septentrionsilis Gr. 



U. S. F. C— Eastport, Maine, 1 to 60 fatli. 



POLYZOA or BRYOZOA. 



138. Crista eburnea Lamouroiix. 



U. S. F. C. — Gloucester Harbor, Mass. 



139. Tubulipora serpens Flem. 

 U. S. F. C— Vineyard Sound, Mass. 



140. Tubulipora Atlantica Smitt. 

 U. S. F. C— Bay of Fundy. 



141. Alcyonidium ramosum Verrill. 

 U. S. F. C. — New Haven, Conn. 



142. Plustrella hispida Gray. 



U. S. F. C. — Gloucester, Mass., shore. 



143. Gemellaria loricata Busk. 

 U. S. F. C. — Casco Bay, Maine. 



143«. Gemellaria loricata Busk. 



U. S. F. C— Off Cape Cod, 20 to 40 fath., 



1879. 



144. Cellularia teruata Jokust. (var.) 

 U. S. F. C— Gulf of Maine, 10 to 45 fath. 



145. Caberea Ellisii Smitt. 



U. S. F. C— Bay of Fundy, 1 to 20 fath. 



146. Bugula Murrayana Busk. 



IT. S. F. C— Nantucket Shoals, 8 to 12 fath. 



147. Bugula turrita Verrill. 



U. S. F. C— Vineyard Sd. and off Nan- 

 tucket Island. 



148. Mucronella nitida Verrill. Dry. 

 U. S. F. C— Vineyard Sd., Mass. 



149. Membranipora pilosa FaiTe. 



U. S. F. C. — Gloucester, Mass. 



149a. Membranipora pilosa Farre. 

 U. S. F. C. — Gloucester, Mass., on algaB. 



150. EscharinalsabeUianaD'Orb. Dry. 



U. S. F. C. — Vineyard Sound, Mass. 



151. Hippothoa hyalina Sndtt. Dry. 

 U. S. F. C— Vineyard Sd., Mass. 



152. Lepralia Americana ^errill. Di'y. 

 U. S. F. C. — Gloucester, Mass., shore. 



PORIPERA (SPONGES). 



153. Microciona proUfera Verrill. Dry. 

 U. S. F. C— Vineyard Sd. and Long I. Sd. 



154. Chalina oculata Bowerh. Dry. 

 U. S. F. C— Vineyard Sd., Mass. 



154a. Chalina oculata Bowerb. Dry. 

 U. S. F. C— Casco Bay, Maine. 



155. Suberites compacta Verrill. Dry. 



U. S. F. C— Off Nantucket, Mass. 



156. Suberites compacta Verrill. 

 U. S. F. C— Oft' Nantucket I., Mass. 



156a. Suberites compacta Verrill. 

 U. S. F. C.-Cape Cod Bay, 15 fath. 



156aa. Suberites compacta Verrill. Dry. 



U. S. F. C— Cape Cod Bay, 15 fath. 



157. Cliona sulphurea Verrill. Dry. 

 U. S. F C— Vineyard Sd., Mass. 



158. Tethya gravata Hyatt. 



U. S. F. C. — Buzzard's Bay, Mass. 



159. Tethya gravata Hyatt. Dry. 

 U. S. F. C. — Buzzard's Bay, Mass. 



160. Raphiodesma lingua Bow. Dry. 



, U. S. F. C— Bay of Fundy, 10 to 60 fath. 



OCCURRENCE OF CHEIiURA TEREBRAIVS, A CRUJSTACEAN DE- 

 STRUCTIVE TO THE TI9IBER OF SUBMARIIVE STRUCTURES, ON 

 THE COAST OF THE UNITEJD STATES. 



By SIDNEY I. SMITH. 



Upon the coast of Europe an AmpLipod belonging to the genus Che- 

 lura has long been known, associated with the Isopod Limnoria Ugno- 

 rum, or " gribble " of English writers, in destroying the timber of all 

 kinds of submariue structures. But, upon the coast of the United States, 

 the Chelnra has apparently escaped detection until very recently, and I 



