VENUS 



Plate XXIII. 



Species 109. (Fig. 109, a, h, and 110, Mas. Cuming.) 



Venus thiara. Ven. testa cordato-orbicidari, siibdepressd, 

 fulvescente-albd, nitente, purpurea niodice radiatd, cou- 

 centrice laminatd, lamiiiis latis, mterdnm callositis- 

 culis, siibref/exis, postice iuterruptis etfoliaceis. 



The turban Venus. Shell cordately orbicular, rather 

 depressed, fulvous-white, shining, moderately rayed 

 with jjurple, concentrically laminated, hnuina? broad, 

 sometimes rather callous, a little reflected, interrupted 

 and foliaceous on the posterior side. 



DiLLWYN, Desc. Cat. vol. i. p. 163. 

 Venus foliacea, Philippi. 



Hah. ? 



An elegantly laminated shell, more or less stained with 

 purple. 



Species 111. (ilus. Cuming.) 



Venus declivis. Ven. testa orbicularl-ooatd, crassius- 

 culd, fulvescente-albd, purpnreo-fusco varie lentiyinosd, 

 conceutrice laminato-Uriild, lamiuis erectis, reyulari- 

 bus, ad lalus posticnoi appressis, area ligamentl nio- 

 dice excavatd. 



The sloping Venus. Shell orbicularly ovate, rather 

 tliick, fulvous-white, variously freckled with purjile- 

 brown, concentrically laaiinately ridged, laininas erect, 

 regular, appressed on tlie posterior side, ligamentary 

 area moderately excavated. 



SoWERBY, Thes. Conch, part 14. p. 730. pi. 1.57. f. 

 133, 134. 



Hab. ? 



The lamiute are unusually regular, rather appressed on 

 the posterior side. 



Species 113. (Mus. Cuming.) 



Venus Isabellina. Ven. testa cordato-orbiculari, soli- 

 diusculd, nitenle-albd, carneo-purpureo sparsim tiuctd, 

 coiicentrice laminatd, laminis subdistantibus, erectis, 

 ad latus anlicum excavatu-interruptis, linndd pared, 

 ared ligamenti subanipld, lata. 



The Isabelline Venus. Shell cordately-orbicular, 

 rather solid, shining white, sparingly tinged with 

 tlesh-purple, concentrically laminated, laminse ratlier 

 distant, erect, excavatcly interrupted on the anterior 

 side, lunule small, ligamentary area rather large, broad. 



PniLippi, MS. in Mus. Cuming. 



Hab. Sydney. 



This may be regarded as the Australian representative 

 of the China V. culopliylla. It is a more solid shell, of 

 rounder form, with no posterior foliations of the laminse. 



Species 113. (JIus. Cuming.) 



Venus eoborata. Ven. tesld subcordaio-orbiculari, 

 crassd, depressd, eburned, conceutrice costatd, costis 

 conspicue reflexis, ad extremitateni anticam radiatini 

 excavatis, ared ligamenli modice e.rcavutd. 



The strengthened Venus. Shell subcordately orbi- 

 cular, thick, depressed, ivory-white, concentrically 

 ribbed, ribs conspicuously reflected, radiately exca- 

 vated at the anterior extremity, ligamentary area 

 moderately excavated. 



Hanley, Pro. Zool. Soc. 1841. p. IGl. Recent Shells, 

 App. p. 361. pi. 16. f. 35. 

 Venus placida, Philip])i. 



Hab. Tasmania. 



An excellent species of shining ivory-white substance, 

 with the ribs developed in bold relief and obtusely reflected. 



Species 114. (Mus. Cuming.) 



Venus CALOPHYLLA. Ven. testdcordato-orbiculari,calcareo- 

 albd, concenlrici laminatd, laminis latis, dislantibus, 

 declivi-erectis, ad latus anticum. radiulim excavatis, ad 

 posticum inlerrnple foliaceis, ared liijanienti modice 

 excavatd. 



The beautiful-leaved Venus. Shell cordately orbi- 

 cular, chalk-white, concentrically laminated, lamin;e 

 broad, distant, slopingly erect, radiately excavated on 

 the anterior side, interruptedly foliaceous on the pos- 

 terior, ligamentary area moderately excavated. 



June, 1863. 



