2 Dr. P. P. Carpenter on new Forms of MuUuskt 



2. Solciinja talrulus. 



S. testa minore, tenuissinia, dia|ilmna, vix testacca, cornon, pallidiof** 

 lineis tcnuibiis, distaiitibii^, tu^^ci^, radiatiin ornata ; postice t(fipu< 

 ter radiatitn striata; tiinientt', satis elonjiata, marginibus aiiti«;, e» 

 postico rciiulariter cxcnrvatis ; umboiiibiis vix coiispicuis ; liiie>a 

 aiiticis divaricaiitibus, extus parentibus, intus lacunam cRrti!a< 

 gincain dtfiiiieutibus ; cardine edentulo; lif!;aniento postice elon- 

 gato, antice curto, latiore, bit'urcato; cicatricibus adductoraiu 

 subrotundatis. Lonj^. '85, ht. '25, alt. '14 poll. 



3. Tellina [Peroncpoderma] ochracea. 



T. testa majore, parum inaequilaterali, tenui, satis planata ; carneo- 

 ochracea, iiitiis ii\ten>iore ; Isevi, niiida, niargiiiem versus striis 

 increinenti ; postice vix radiatim striatida; veiitraliter antice 

 valde excurvata, postice vix aiigiilata ; marginibus dorsalibus ob- 

 tuse angulatis, umboiiil)U3 conspicuis ; ligameiito tenui et cartila- 

 gine subiiiternis ; nymphis intortis : dent. card, utriusque valvic ii., 

 quaruin i. bitidus ; dent. lat. valvge dextrae ii.; sinu pallii irregula- 

 riter ovali, per duos tricntes interstitii porrecto ; cicatr. adduct. 

 subovatis, nitidissiaiis. Long. TO, lat. r4, alt. •44 pull. 



4. Psammobia {? Ainphichana) regularis. 



P. testa minore, regulariter ovali, subsequilaterali ; violacea, plus 

 miiiusve radiata seu maculata ; Isevi, striolis incrementi ornata ; 

 fpidermide tenui, flavido-olivacea induta, postice rugulosa ; mar- 

 ginibus undique regulariter excurvatis ; umbonibus vix projectis ; 

 iigamento conspicuo : intus dent. card, ii.-i., hand bifidis; cicatr. 

 adduct. postica rotiuidata, antica ovali ; sinu pallii eloiigato, baud 

 incurvato, per duos trientes interstitii porrecto. Long. 105, lat. 'o, 

 ait. *26 poll. 



5. Callista pollicaris. 



C. testa magna, ventricosa, solidiore ; epidermide tenuissima induta ; 

 sordide albida, umbonibus rufo-fuscis ; (t. adolescentc) punctulis 

 crebris rufo-fuscis, et taeniis paucis circa nymphas ornata ; laev*, 

 striis incrementi exce])tis ; postice, et paululum antice, quasi pol- 

 lice impresso notata ; latiore, antice producta, sed baud anguiata ; 

 postice unda depressa, supra nymphas radiante, inter costas dua« 

 obsoletas sinuante, niargine subtruncato ; marginibus ventralx 

 regulariter exturvato, dorsali rectiore ; lunula elongata, linea iin- 

 jiressa definita, medio tumente, postice flaccida : intus Candida; 

 dent. card, normalibus; dente laterali valvse dextrae postico, valv.Tj 

 sinistrae antico, usque ad extremitatem lunulas porrecto ; cicatr. 

 adduct. subrotundatis ; sinu pallii magno, rotundato, usque a.i 

 medium interstitii porrecto. Long. 2'58, lat. 2-25, alt. 1*43 poll. 



Figured by Mr. Reeve (Conch, f. 45) as " Dione prora, var." 

 riie above diagnosis proves it to be a distinct and (considering 

 tne general similarity of the thin, colourless, inflated yruup) a 

 WfcU-maited spcciea. 



210 



