128 



superrie acuti angulatis, antico infra rotundato, postico angulato ; 

 viridescente ; striis longitudinalibus et radiantibus crenulato-decus- 

 satd ; Ugamenti ared latiusculd, Ugamento iiarvo, centrali. 

 Conch. Icon. Arca, pi. 17. f. 117. 



Hab. Philippine Islands, bay of Manila ; Singapore (found under 

 stones at low water) ; Cuming. 



The ligament of this species occupies only a very small diamond- 

 shaped space between the umbones. 



Arca sculptilis. Arca testu oblongo-quadratd, lateribus superne 

 angulatis, infra obtuso-rolundatis ; albd; striis longitudinalibus et 

 radiantibus elevatis suhtilissime clathratd ; Ugamenti ared latius- 

 culd. 

 Conch. Icon. Arca, pi. 17. f. 118. 



Hab. Baclayon, island of Bohol, Philippines (found in sandy mud 

 at the depth of seventeen fathonis) ; Cuming. 



The engraved sculpture of this shell is of a more prominent cha- 

 racter than that of the preceding species. 



Arca Zebuensis. Arca testd subguadratd, gibbosd, lateribus su- 

 perne angulatis, infra oblique rotundatis ; fuscescente, epidermide 

 violli indutd ; radialini sublilissime striatd ; Ugamenti ared latius- 

 culd, Ugamento parvo, centrali. 

 Conch. Icon. Arca, pi. 17. f. 120. 



Hab. Island of Zebu, Philippines (found under stones at low 

 water) ; Cuming. 



The ligament, as in the Arca symmetrica, occupies merely a small 

 diamond-shaped space bet\veen the umbones. 



Arca striata. Arca testd subguadrato-oblongd , lateribus obtuse 

 rotundatis ; fuscescente, epidermide molli indutd ; radiatim striatd, 

 striis elevatis, confertis, posticis distantioribus ; Ugamenti ared 

 latiusculd, dcclivi. 

 Conch. Icon. Arca, pi. 17. f. 121. 



Hab. } 



This shell approaches very nearly to the Arca lactea, but it is yet 

 distinct ; the posterior side is longer, it is a more compressed shell, 

 and the posterior strise are more widely spread. 



Arca pulchella. Arca testd ovatd, gibbosd, lateribus superne 

 attenttatis, antico brevissimo ; albd ; laminis longitudinalibus pro- 

 minent ibus, pulcherrime fmbriatis, ornatd ; Ugamenti ared antice 

 latiusculd ; umbonibus anticis. 



Conch. Icon. Arca, pi. 17. f. 122. 



Hab. Algeria. 



This species is \vell distinguished from any yet described by the 

 very beautifully fimbriated longitudinal laminre. 



"Description of the Felis Melanura," by R. Bali, Esq., Secretary 

 to the Royal Zoological Society of Ireland. 



" Felis melanura, n. s. ? — Size larger than the Margay, but propor- 

 tionately slighter ; on the fore-toes are longitudinal black stripes, on 



