ON MOLLl'SCA OF THE WEST COAST OF NORTH AMERICA. C21 



BliRhCatPaifp. 



•2. JItiliotis nifcsrem, Swains. (Ditto in Exot. Conch, ed. ii. p. 34.) Galapagos [r j 

 and Caht'oi-nia. 



4. Cams \_.Maifa' ringens. Swains. ? — 



5. Vnmn onuijdla, i^vniMs. Native of the Galapagos. 

 5. Harpa crinata. Swains, 't — 



8. titromhus yranulatug, Swains. ? — 



Eiot, Conch. Plate. 



efO. ConuK princeps, Ln.= C. regius, Martini, Lam. (C. P. var. ^., Ln.= C. ebraif^.) 



Asiatic Ocean. 

 97 (middle figure). Marginella prunmn, Gmel., Martini = Valuta plumbea, Sol. MS. 



Africa. [The pinched W. Indian forni.l 

 182. Cyprtea spadicea, Swains., Tilloch's Phil. Mag. vol. Ixi. p. 376. South Seas 



{Matce). 

 80. Haliotis CaUfomiensis, Swains. [Fignred with 9 small holes.] 1821. 

 55. Sulen amhiguus, I..am. N. America, 1820. [This shell i.s con.<pecitic with tho 



" S. mt'dius, Alashka," of the B. M. Coll. ; differinnr somewhat from the .V. 



ambiguus as figured by Delessert. The B. M. locality is perhaps enoneous.] 



24. Valenciennes' Memoir on Ilumh. and Bonj)!., 183.3. — Thf followin^j 

 notes are from a study of the complete copy in the Libr. Hoy. Coll. Suigeons. 



Page. 



221. Donax radiata [=var. of D. jmndaiostriatm, Ilanl. 1843]. 

 219. Vemis succincta [=CAi'w»« Californitn-sis, Brod. 1835]. 

 245. Bidimtis undntus. [The Cariboean, not the Mexican, type is here figured.] 

 207. Haliotis Californiana [ = H. rufescetis, Swains., not JI. t'tdifornicnuis, Swains. 1. 

 207. (Add) Haliotis interrupta, Val. Tropical America. [The description accords 

 with the young of //. Cracherodii, Leach.] 



277. Ceritkium miisica. [Description accords with C. maculostitn, Kien.] 



278. Cerithiujn gra7insHin\= Cerithidea varicom']. 



279. Cerithium /ragaria [^=: JRhinoclavis getntnata, lids. J, 

 282. Cerithium varicosum [= Cerithidea varicosa, .Shy.]! 



308. Strombtis cancellatus. Closely resembles Rostellaria fissurella, from Grignon. 



[Probably E. Indian.] 

 838. Conus scalaris [= C. gradatiis (Mawe), "Wood's Suppl.]. 

 270. Solarium bicanalieulatum. Small species, like S. Herherti, De.«h. Enc. 

 205. Natica Bonplandi. [The figure exactly represents Neverita jMittUa, Shy.] 

 2ti6. (Add) Natica uber, val. Cumana. 

 317. Purpura semi-imhricata, Lam. [\n. s. Vert. vol. x. p. 84, no. 39 ; not since 



identified from the brief descnption. Perhaps = Cuma costata, Blainv.] 

 287. Fusus turris \ = F. Ikipetithouarsii, Kien.]. 

 290. Fums Magelfanicm " =Buc. Geverstanum, Pallas^ —Murex Peruvianas, Enc. 



Mdth." 



295. Ficulajicoides [? =decttssata']. 



296. Pynda spirata [? =Rapa, jun.]. 



25. Coquille. — All the limpets quoted are South American. 



HG. Eschscholtz. — The following observ ationa may be iiseful to the student : 



Page. 



10. Murex ferrugineus\ = Pirp. crispata, Chemn., var. ; varices few, scarcely frilled]. 



11. Murex lactuca \^ = Purpura crispata, Chemn.]. 



11. Murex multicostatus [is not Trophon clathratus, as supposed by Midd. ; but pro- 

 bably = T. Gunneri. It resembles T. laciniatvm. Mart. (Falkland Is.) on a 

 small scale ; varices coronated, without spiral sculpture]. 



16. Acrntea. [Genusdescribedinthe Appendix to Kotzebue's Second Voyage, 18.3(1 

 p. 350; somewhat before Tectura, teste Woodward.] 



18. Acmaa mamiUata. [The ' crowded tubercles ' were perhaps due to nuUipore. ] 



19. Acmaa casMs\\i a northern shell, is perhaps the strongly ribbed var. of ])ek*i- 



hut the figure accoi-ds best with the Cape Horn species, P. renm. Mart.]. 



20. Acmmi digitalis [is perhaps distinct from the variable persona j but passes into 



it by easy transitioas]. 



7 



