142 



culis, ultimo basi rotundato, minime angulato ; aperturd ovatd, 



concolore ; columelld arcuatd, vix compressd. 

 Altit. 7, diam. 4|, altit. aperturse 3f . 



Hab. Insula Ticao, Philippinarum (on rocks, high water; Cu- 

 ming). 



14. LiTTORiNA PALLEscENs. Lit. tcstd oMoTigd, subturritd, solidd, 

 albidd; anfractibus convexiusculis, superioribus lineis impressis 

 novem, ultimis lineis elevatis obtusis (circa ąuatuor in anfractu 

 penultimo) sculptis ; aperturd patuld, semiorbiculari ; columelld 

 brevi, compressd. 



Altit. 10, diam. 7, altit. aperturse 5į lin. 



Hab. Insula Mindanao (Cagayan, province of Misamis, found 

 on mangrove-trees ; Cuming). 



This species differs from L. filosa, Sow., in being mucL more 

 solid, in its broader and blunter elevated transverse lines and broad 

 compressed columella. 



15. LiTTOKiNA SiEBOLDii. Lit. tcstd obloncd, subturritd, tenuius- 

 culd, flavescente, subunicolore ; anfractibus convexiusculis, supre- 

 mis lineis impressis, inferioribus lineis elevatis confertis, acutius- 

 culis (circa 9 in anfractu penultimo) sculptis; aperturd patuld, 

 semiorbiculari; columelld compressd, subcanaliculatd, albd. 



Altit. 13, diam. 8, altit. aperturae 7 lin. 



Hab. Japonia, Siebold. 



Perhaps only a variety of L. scabra, from ■which it differs almost 

 only in its high raised transverse ridges and very obscurely angu- 

 lated base. 



16. LiTTORiNA ciNGULATA. Lit. tcstd oblougd, ttcutd, tcnui, palHdc 

 grised, apice obscuro ; anfractibus convexiusculis, suturd profundd 

 divisis, sulcatis ; ultimis cingulis elevatis croceis ornatis ; basi 

 haud carinatd ; aperturd ovatd, patuld ; columelld arcuatd, albd, 

 haud compressd; faucibus albis, rufo-lineatis. 



Altit. 9, diam. 6į, altit. aperturae 4\ lin. 



Hab. Ad oram borealem Novae HoUandiae (found on the mangrove- 

 trees by I. E. Dring, Esq.). 



17. LiTTORiNA suLCtJLOsA. Lit. tcstd oblongd, acutd, tcnui, Jlaves- 

 cente,fasciis transversis pallide fuscis pictd ; anfractibus convexi- 

 usculis, suturd profundd divisis et suleis 3-4 exaratis ; ultimo 

 subangulato ; aperturd semiorbiculari, albd ; faucibus fusco-fas- 

 ciatis ; columelld parilm arcuatd, compressiusculd. 



Altit. 8^, diam. 5\, altit. aperturse 4y lin. 



Hab. in ora boreali Novse Hollandiae (found on the mangrove- 

 trees by I. E. Dring, Esq.). 



The sculpture of this species is exactly likę that of Trochus ros- 

 t ratus, Gm. 



18. LiTTORiNA? ABERRANS. Lit. tcstd clougatd, subturritd, sub- 

 perforatd, tenui, obsolele striatd, albidd ; anfractibus rotundatis , 

 suturd profundd divisis, ultimo venlricoso ; aperturd patuld, orbi- 



