334 WKST AFiUrAN MOLLISKS S'l'KARNS. 



at tlio moutli <>r tho l^try rivrr." The sitccinuMis arc <tr the variety 

 Uneata (Tinelm and a.urcc lu'rloctly witli I ndo Pacific examples, of wliich 

 hrst and last I liave liaiidled a .ureal iimnbcr. One variety of 

 the hirgje Antillean fMoridian /.. <tn<iiilij\rt( Lamarck, brown-colored, 

 a])i)roaches closely to the ordinary asjK'ct o\' scahnt, but 1 have never 

 met with examples of the Indo racilic smhra that exhibited the li<;ht 

 pink and yellow or \ aried color asju'cts of tin* Antillean form, n(»r have 

 I observed in the larj;-e (piantity of the Antillean-l'loridian forms col- 

 lected and otherwise examined, certain varietal features that are exhib- 

 ited by the Polynesian s<<ihr((. 



89. Iiittorina cingulifera I>iinktv. 



One exaujple fresh. No locality, jtrobably ('a])o Town (Mus. No. 

 125394). 



Genus TECTARIUS Val.iiri.imos. 



90. Tectcirius niiliaiis <i». ;iiul C 

 = T. crhiudln Anton. 



One specimen; Ascension Islainl (IMus. No. IL'.")!!*!)). 

 l<\unily I-^OSSAKID.E. 

 (u-niis FOSSARUS I'liilippi. 

 91. Fossarus ambiguus liinnc'. 



Many examples; Porto (haude (Mas. No. iur):>71). 



Several specimens of both the coarsely ribbed and tinely striate 

 forms of this little shell were in tlic l^clipse collection. They were 

 found attached to other shells and in the crevices of masses of Viriiic-, 

 tiis, etc. 



Family a:MPITLLA1MM)J:. 



Genus AMPULLARIA LaniMirk. 



Subfionns LANISTES iMontlort. 



92. Lanistes ovum IVter.s. 



Numerous speciuuMis, Cunua, Dec. 25, 188;); (Mas. No. 125585). 

 Abundant in a i)on(l near Cuniia. 



Pamily OALYPTRJCID-K. 



(mhu.s TROCHATELLA L. sson. 



93. Trochatella radians t.aiiiar« k. 



z=^Trorltil(t radiivis, liamarck. Anit. 

 =^Jiifuiulihiiliivi nnlhuis. Orbinny. 

 :z:zl)i/ii>i(lil>ulin)i riuliiiiis, Moutl'ort. Tryon. 



One, beach shell. Porto (Jrande (Mus. No. 125312). 



