TAPES. 



Plate IX. 



Species 40. (Mas. Cuniiug.) 



T.\PES LuzoNlc.\. Tap. tedd ovald,fahescente, pnrpu- 

 rascenle-fiiseo copiose reliculato-aspersd el obscure 

 radiaid, concentrice liratd, Uris jirombieniibiis, corni- 

 ffa to-con fl ueulihus, latere poslico fulvescente-maciddto . 



The Luzon T.\i'es. Shell ovate, i'ulvous, copiously rc- 

 ticuUitely sprinkled, and obscurely rayed with purple- 

 lirowii, coiieeutrically ridg'cd, ridy'es prominent, cor- 

 vnn-ately confluent, posterior side fulvous-spotted. 



SowEUBY, Thes. Conch, vol. i. p. 687. pi. 149. f. 100, 101. 



Ilntj. Island of Luzon, Philippiues ; Cuming. 



A species in which the ridges are prominent and the 

 colouring unusually copious. 



Species -11. (Mus. Cuming.) 



T.vPEs KuAi:ssi. Tap. tesld ahriipte cinieiforini, cra.ssd, 

 yiljbosiuscnld, spadiced, griseo radiatim pallidi tiiictd, 

 cunceiitrice obtuse corrvyatd, rnijiii late planulatis, fere 

 obsoletis. 



Kkauss's Tapes. Shell abruptly wedge-shaped, thick, 

 rather gibbous, i'awn-colour, faintly radiately tinged 

 with grey, concentrically obtusely wrinkled, wrinkles 

 broadly flattened, almost obsolete. 



Ckioiie XraiLssi, Deshayes, Cat. Concli. Brit. Mus. p. 154. 

 Venus pauperculu, var., Krauss. 



I lab. Natal. 



Of a peculiarly shortened wedge-like form, faintly co- 

 loured, and rather obscurely obtusely sculptured. 



Species 43. (Mus. Cuming.) 



Tapes bicolouata. Tap. testa obloiigu-ovali, valde ince- 

 quilateraU, .mrdide laded, n'tgricante-fusco et aiiran- 

 tio-riifo sparsim reticulato-maculatd, eonoentrice li- 

 ratd, tiris plicato-planatis, kic illic conjlueulibus. 



The two-coloured Tapes. Shell oblong-oval, very in- 

 equilateral, dull cream-colour, sparingly reticulately 

 blotched with blackish-browu and orange-red, con- 

 centrically ridged, ridges plicately flattened, here and 

 there confluent. 



Hab. ? 



The curious miiiirliu"' of blackish-browu and orange-red 



in the colouring of this shell appears to be of specitie im- 

 portance. 



Species 43. (Fig. 43 and 46 «, Mus. Cuming). 



T.vPES .IaPonica. Tap. testa subqnadruto-triijoiid, wedio 

 tiirtjidd, postice flexuoso-ani/ulatd, fttlvescente-lacted, 

 (jriseo luieari-Kiidald, interdnm obscure radiatu, con- 

 ceiitrkv liratd, Uris callosis, subacute rejlexis. 



The .Japan Tapes. Shell somewhat squarely triangular, 

 turgid in the middle, flexuously angled posteriorly, 

 fulvous cream-colour, linearly waved with grey, some- 

 times obscurely rayed, concentrically ridged, ridges 

 callous, rather sharply reflected. 



Venus Japonica, Cfmelin, Syst. Nat. p. 3279. 

 Venus striata, pars, Sowerby. 

 Chione Japonica, Deshayes. 



Hub. China. Japan. 



Of a peculiar callous ivory-like substance, more or less 

 profusely painted with zigzag waves of ash-grey. 



Species 44. (Fig. a, b, Mus. Cuming.) 



Tapes tristis. Tap. testd obUquif subcordutd, subconi- 

 pressd, postice Jtexuoso-productd, fulcd, violaceo-cinc- 

 reo uudique tinctd, pr6eserlim versus marijinem, concen- 

 trice liratd, Uris late obtusis, njlcvis, interstiliis e.vca- 

 vatis. 



The dull Tapes. Shell obliquely snbcordate, rathei 

 compressed, posteriorly flexuously produced, fulvous, 

 tinged throughout with violet-ash, especially towards 

 the margin, concentrically ridged, ridges broadly ob- 

 tuse, reflected, with the interstices excavated. 



Venus tristis, Lamarck, Anim. sans vert. vol. vi. \). 3G(1. 

 Chione tristis, Deshayes. 

 Chione regularis, Deshayes. 



Ilab. Australia and Philip])ine Islands. 



After a careful examination of the type of M. Deshayi^s' 

 Chione regularis, I have no hesitation in referring it to 

 this comparatively colourless species. 



Species 4.5. (Fig. a, b, Mus. Cuming.) 

 Tapes striata. Tap. testd aulice tumido-cordald, posticD 



Febrnarv, 1864. 



