284 PROCEEDI\GS OF THE NATIOXAL MUSEUM. vol.37. 



Oyrena cardiformis Sowerby=C. cordlformis Recluz. 



Cijrena peruviana Deshayes=C*. anomala Deshaj^es. 



Ci/therea, see Macrocallista and I'itaria. 



Cytherea affinis Broderip =/*<7ttria coneinna Sower by. 



Ci/therea aurantia Hanley=C. aurantiaca Sowerby. 



Cijtherea brevispinona Sowerby =C. multispinosa Sowerby, var. 



Cytherea cldonsea 'Menke= Macrocallista squalida Sowerby. 



Cytherea corbicula Menke, not Lamarck =Z'/'/e/a hyronensin. 



Cytherea dionaa Gray=Pitnria lupanaria Lesson. 



Cy herea gigantea Sowerby, not Guie\in=Dosinia 2)o'»dero.sa Gray. 



Cytherea hdea V\\\\\\^\i{^= Macrocallinta pannoi^a Sowerby. 



Cytherea inactroide.^ Lamart-k, not Born^ Tivela jjlantduta. 



Cytherea ohliquala 'RaiuieT=Pitaria pollicaris Carpenter. 



Cytherea pactfica Troschel= Dosinia dunkeri Philippi. 



Cytherea pallida Broderi\)= Piiaria multispinosa Sowerby. 



Cytherea pulla Philippic T/wZa byronensis Gray. 



Cytlierea semilamellosa Gaudichaud =Pitar/a lupanaria Lesf^on. 



Cytherea slullorutn Menke, not Mawe — Tivela byronensis Gray. 



Cytlierea subsulcata Menke— Anotnalocardia subrugosa Sowerby. 



Cytherea suppositrix Menkes Pitaria coneinna Broderip. 



Cytherea tortuosa Broderip=P(7a7'ia coneinna, var. 



Cytherea undulata Sowerby = Tivela planidata Broderip and Sowerbj'. 



Delphinula, see Liotia. 



Dione Irevispina Deshayes =P/toria multispinosa Sowerb)'. 



Dione exspinata 'Ree\e^= Pilar ia lupinaria Lesson. 



Dione prora Reeve, not Conra,d^ Pitaria ]>ol Hear is Carpenter. 



Diplodorda tellinoides 'Ree\e= Pliacoides telllnoides Reeve. 



Diplodordina, see Kellia. 



Discina, see Discinisca. 



Dolium latilabre Valenciennes =3/(y/m ringens Swainson. 



Donacilla chilensis Orbigny — Mesodesma donacia J>aiuarck. 



Donax assimilis Hanley=i>. aspera Hanley. 



Donax cayennensis (part) Roemer=Z). obesula Deshayes. 



Donax lessoni 'Deshii.yes= Tivela jdanida.ta Broderip and Sowerby. 



Donax panamensis Philippi=7). paylensis Orbigny. 



Dosina antiqua Gray = C}doue aniiqua King. 



Dosinia simplex Hanley, 1845=i). dunkeri Philippi, 1844. 



Drillia duplicala Weinkauff, not Sowerby =AS'«rc»Zrt maura. 



EntodesDta chilensis I'hi\ii>Y)i=E. cuneata Gray. 



Entodesma {saxicola Baird) Carpenter= J^/nodeswia Dall, 1V)09, new name. 



Euthria Gray, \^oO—Airaclodoih Charlesworth, 1837. 



Fissurella affinis Gray = P. peruviana Lamarck. 



Fissurella atrata Reeve = P. philippiana Reeve. 



Fissurella biradiala Frembly = P. latimarginata Sowerby, var. 



Fissurella chilensis Sowerby =P. costata Lesson. 



Fissurella chlorotrema Menke=P. rugosa Sowerby. 



Fissurella coneinna Philippi=P. maxima Sowerby. 



Fissurella cumingii Reeve=P. latimarginata var. 



Fissurella elegans "Phil." (inedit.?) Peru (Tschudi). 



Fissurella excelsa 'Ree\e= Fisstiridea alta Adams. 



Fissurella galericulum Reeve=P. latimarginata Sowerhy, var. 



Fissurella grandis Sowerby = P. nigra Lesson. » 



Fissurella humilis Menke = P. rugosa Sowerby. 



Fissurella macrotrema Sowerby, of. F. longifissa Sowerby. 



