- 15^ 



(?LY3-:f]vTERIS AOUTIGOSTATA (SoY/erlDy) 



Pe c tunoulns a cut 1 o os tatiis Sowerby, 1850, Quart. Jou.r. Geol. Soc . 



Xondon, vol. 6, p. Sr^, pi. 10, fi;-^. 15. 

 PeGturiouliis acut loo status Sowerby, Guppj-, 1866, Quart. Jour, Cieol, 



Soc. lona.on, vol. 22, p. 29?, 1866. 

 .A:Kinea aoutieostata (Sowerby) Gabb, 1875, Trar.s. Am. Philos. Soc, 



new ser., vol. 15, -o. 255. 

 Peot-'jmculus a oatioostatus Sowerby, Cuppy, 1874, Geol. Mag., Decade 



2, vol. 1, p. 445 (olaeck list). 

 Peotunoulus acixtiGostu s Bowerby, Guppy, 1876, Quart. Jour. Geol. 



Soc. London, vol. 52, p. 552. 

 Glyoymeris acutioostata (Sowerby) Bro^'-n and Pilsbry, 1911, Proe. 



Aoad. Hat. Soi., Philadelphia, vol. 65, p. 564. 



Description .- "Testa suborbicularis, suboblioua, postiee 

 subangulata, radiatim mult i cost at a, costis tenuibus, sulclsque ang- 

 ulatis, area cardinali bifariam tenuiter sulcata, dentibus csrdin- 

 alibus ad ntrumque latus nunierosis, confertis." (Sowerby, 1850). 



Type locality .- Santo Domingo. 



Shell of mediinn size, the height about equaling the length, 

 moderately convex:, outline ova'^e-trigonal ; dorsal margins scarcely 

 differentiated; posteriorly produce 1, subangular; broadly rounded 



