ON MOLLUSCA OF THE WEST COAST OF NORTH AMERICA. 507 



4Ct. Colniiihella aciculn, Rve. California. [No authority.! 



56. CohtniMlit ettcfiintirn, Itve. (iiill" ("alitoniia, Luiit. Shipley, Mii.9. Cum. 



57. Colninlifl/arexi/lum, live. fJiiU" California. [No »iu liority.] 



i. e. Lam.] = ( '. ;/uUuf(t, Sby. Panatn.i, 

 No other localities iriveu. V. yili- 



C2. CoiumMla cribrarxa, Qiioy and (Juiui. 

 common under stones, Vuniing. 

 lUlla crihrarin, Maz. Cat. no. til3.] 

 72. ColnmhfUii electriiide^, Kve. Hay of (luayaquil. 

 74. Coluinhi-Ua Pacifica, (.task. (taiiipiif.'os. 

 lOU. Columbelia ptmlla. Sby. Island of St. Vincent, W. T. "=K{tideUa Gouldii, 



Cpr." [The Xitidilla is a distinct I'pper Califominn species."! 

 120. Culumhella Uidea, live. Gulf Calif., Mr. Ituhh, R.N. [A Mtidella, so tnji- 

 sparent that the axis can be seen throu<rhout.] 



122. Coluuibella Sta-Iiarbarensk, Cpr. Sta. liarbara. " Not merely faintly striated, 



teste Cpr., but unusually irrooved." [Described from a worn specimen 

 in Jewett's Col., and named to mark a more northtni limit to the jrenus 

 than had been as.sifrned by Forbes. The labi'l was probably incorrect, as the 

 shell livts in the tropical fauna, C. S. Lucas, Xantwi: Acapulco, New- 

 berry; Guacomayo, Mus. Smiths. The name (as expressing error) should 

 tlierefore be altered to C. Reevei, Cpr] 



123. Columbelia spadicea, Phil., MS. in Mus. Cum. Mazatlan. [Described by 



Phil, in Zeit. f. Mai. 1«4(; : B. A. Uep. p. 225.] 

 130. Columbelia venmfa, Rve. [Mazatlan, £. Philippi.] = C. teeniata, Phil, [in 



Zeit. f. Mai. lf<40], not Ad. and Rve., [Voy. Samar. 1850; therefore Phil. 



has precedence. ? = Aiiachis Gaskoinei, Maz. Cat. no. 652. The Sama- 



rang shell is probably a Nitidel/a.~\ 

 132. Colambflla .vdcosa, Sby. Annaa and Ld. Hood's Islands *. Cuming. 

 135. Columbelia Gouldii, Agass., MS. in Mus. Cum., Nov. 1858. [ = Atnycla Gmd- 



diana, Agass., Atlantic ; non Nitidella Gouldii, Cpr.] 

 142. Columbelia uneinata, Sby. Is. Muerte, Ray Guayaquil. [Acapulco, Jeicett.'\ 

 105. Columbelia Califoniica, Rve. April 1859. California. [No authority. 



Like Anachis lirata.^ 

 17G. Columbelia rorida, Rve. Lord Hood's Inland*, Cuming. [Tran.sparent, 



glossy, with necklace of opake white dots.] 

 Genua J/e/rt[ = Cwee//fl, Swains, eliminated by Rve. from Columbelia; hwi Anachis, 



Slrombina, Amycia (pars), and Nitidella, which do not even belong to 



the same family, if the opercula are to be trusted, are left in the old place. 



Of the six species, the autnor only knew the locality for one], M. Ihipontice, 



Kien. — Ichaboe, South Africa; [but that of] M. omdoides, " C. B. Ad., 



MS." [is shown by his published works to be Jamaica; and the following 



are from the West Coast]. 

 8. Mcta cedonuUi, Rve. [La Paz, Mus. Smiths. ; C. S. Lucas, Xantua ; Panama, 



Jetcett.^ 

 4. Meta coniformis, Sby. [? Panama, Jewett.'\ 



24. Z?":t)>Ai"w«s /MnVfjw, Nutt., MS. in Mus. Cum. California. [Is not known from 



the American coast; comp. Sandwich Islands.] 



25. Ziziphinus eximius, Rve., P. Z. S. 1842. Panama, sandy mud, 10 fms. 



\=T. versicolor, Mke., 1850, = Z. Californicus, A. Ad., 1851. Scarcely 

 aift'ers from " Javanicus, Lam.," in Mus. Cum. The form was dredged by 

 Mr. A. Adams in the eastei'u seas.] 

 31. Ziziphinus AtUonii, Koch, in Phil. Abbild. pi. 1. f. 4. Australia. [Scarcely 

 differs from the shouldered var. of Calliostoma lima (Phil.) C-. D. Ad., 

 which is called eximiu-, live., in Brit. Mus. Col.] 



23. Trochus Jnponicus, Dkr., [represents Pomatdax undosus on the east side]. 



24. Trochus digitatus, Desh. Distinct from unguis, with base like gibbeioms. 



Central America. [Mr. Reeve's distinct shell is perhaps not that of Df-eh.. 

 and not from the West Coast.] 



26. Trochus ttndosus, \yood.= T. gigas, Anton. California f. 



• Fide Report, 1856, p. 168, note §§. 



t Mr. Kwve states that, aUhooifh thin species is most like gibheraivs, "Messrs. Grsv unj 

 A.daias contrive to place the: diflcicut gener«." It i» still moi-e remarkable that, wiule 



d3 



