364 PROCEEDINGS OP TUB AMERICAN ACADEMY 



C. salicornoides, Harv., is only a variety of G. parvula, found occa- 

 sionally in Long Island Sound as well as at Key West. 



160. LoMENTARiA ovALis, Elndl. California. Have not some of 

 the smaller forms of Prionitis lanceolata, Harv., been distributed as 

 L. Coulterif 



161. LoiiENTARiA? SACCATA, J. Ag. California. 



CORALLINACE^. 



As yet we have no good definite characters by which to distinguish 

 the genera and species of this order. The following so-called s^^ecies 

 include the forms known to exist on our coast. 



162. CoRALLiNA OFFICINALIS, L. Very common from New 

 York northward ; California and Oregon. 



*163. CoRALLiNA SQUAMATA, ElHs and Sol. California. 



164. Jania RUBENS, Lmx. Key West. 



165. Jania Cubensis, Mont. Key West. 



166. Jania capillacea, Harv. Key West. • 



167. Amphiroa fragilissima, Lmx. Florida. 



168. AiiPHiROA debilis, Kiitz. Florida. 



169. Arthrocardia FRONDESCKNS, Aresch. {Corallhut, Vost. and 

 Rupr.) Judging from Ruprecht's figure, this seems to be a common 

 Californian species, and that described in the Nereis Am.-Bor. as Am- 

 phiroa Californica, Dene. 



*170. Melobesia mkmbranacea, Lmx. East coast. 

 *171. Melobesia farinosa, Lmx, With the last, 

 *172. Melobesia pustulata, Lmx. With the last. 

 *173. LiTHOTH amnion polymorphdm, Aresch, Coast of Maine, 

 Mr. Burgess, Prof. D. C. Eaton. 



SPH^ROCOCCOIDE^. 



174. Grinnellia Americana, Harv. Long Island Sound. — ■ 

 Northern and southern limits? 



175. Delesseria sinuosa, Lmx. Long. Island Sound northward. 

 *176. Delesseria quercifolia, Bory. California. 



*177. Delesseria angustissuia, GritF. Gloucester, Mass. 



178, Delesseria alata, Lmx. Boston northward. 

 *179. Delesseria Woodii, Ag., Bidrag, Vancouver's Island. 



180. Delesseria hypoglossum, Lmx. Charleston, S.C., and 

 southward. 



181. Delesseria tenuifolia, Harv. Key West. 



