SOLE N. 



Plate VII. 



Fig. 18 J (number erroneous), Mus. Brit. 

 SOLEN cousEUS, var. See Species 19. 



Fig. 20 b (number erroneous), Mus. Brit. 

 SoLEN Luzoicus, var. See Species 24. 



Species 31. (Mus. Brit.) 



SoLEN tesTTT. Sol. testd parvn, pallidd, temii, recta, 

 postice attenuatd ; ad terminum anticum acute et 

 suhohliqiie truncatd, post terminum canalicidatd, ad 

 terminum posticum suhrotundd. 



Lean's Solen. Shell smaU, pale, thin, straight, pos- 

 teriorly attenuated ; sharply and rather obliquely 

 truncated at the anterior terminus, with a canal 

 behind the terminus, rather rounded at the pos- 

 terior terminus. 



DuNKEi:. Proc. Zool. Soc, 1861. 



Hah. Philippines. 



More narrow than Sokn exiijuus, Dunker. 



Species 32. (Mus. Brit.) 



SoLEN EXic.uns. Sol. testd 2iarvd, pallide fidvd, cpidcr- 

 mide subaureo indutd, latiiisculd, rectd, ad aream 

 medianum substrigatd, antice perpend irnlnrita- 

 truncatd, postice suhconvexo-truncatd. 



The narrow Solen. Shell smaE, pale fulvous, covered 

 with a rather golden epidermis, rather broad, 

 straight, a little striped on the middle area, 

 anteriorly perpendicularly truncated, posteriorly 

 rather convexly truncated. 



DiTJKKR. Proc. Zool. Soc, 18G1. 



Hob. Borneo. 



]\[ore straight and broad than Solen Zcaiii, and of 

 equal breadth throughout. 



Species 33. (Fig. a, b, Mus. Brit.) 



SoLEN AsrEr.sus. S<,1. testa ehngatd, lentissime arcuatd, 

 macidis ptirpureis vivide variegatd, prope terminum 

 ant i cum acclivi, constrictd ; margine dorsali vix 

 excacato ; margine ventrali lente coni^exo. 



The SPRINKLED Solen. Shell elongated, very slightly 

 arched, brightly variegated with purple spots, 

 sloped upwards and constricted near the anterior 

 end ; dorsal margin scarcely excavated ; ventral 

 margin slightly eonvex. 



Ddnker. Proc. Zool. Soc, 18(il. 



Hab. Australia. 



The younger shell is more finely sprinkled with 



colour and shows the gentle curve more distinctly than 



when full grown. 



Species 34. (Mus. Hanley.) 



Solen acinacies. Sol. testa alba, lente arcuatd, breviiis- 

 cidd, antice latiiisculd, postice attenuatd ; margine 

 antico acide et sabobliqiii' truncato ; margine postico 

 angusto, subrotundo. 



The scijiitar Solen. Shell white, gently curved, 

 rather short, sloped upwards at each end, rather 

 broad anteriorly, attenuated posteriorly; anterior 

 margin acutely and somewhat obliquely truncated ; 

 posterior margin narrow, rather rounded. 



Hanlet. Species of Shells. 



Hab. ? 



We have figured the unique specimen originally 



described by favour of Sylvanus Ilanley, Esq. 



August, 1874. 



