MACTRA. 



Plate. Species. 



achatina, Chemnitz XII. 5 1 



Adansoni, Philippi XI. 49 



adspersa, Dunker XTI. 51 



.iEgyptiaca, Chemnitz XX. 113 



sequilatera, Beshayes IV. li 



alata, Speiigler VIII. 29 



atbina, Deshayes III. 13 



Anatinoides, Reeve XXI. 123 



angulata, GroT/ IX. 34 



angulifera, Beshayes XVI. 83 



angusta, Beshayes XVIII. 93 



antiquata, Spetii/Jer VI. 23 



Aphrodina, Beshayes XIX. 105 



apicina, Beshayes XIX. Ill 



aspersa, Soioerby XIV. 65 



attenuata, Beshayes XVIII. 97 



australis, Lamarck X. 39 



bilineata, C. B. Adams XV. 73 



Brasiliana, Lamarck XI. 47 



Byrouensis (J/«^'hm), Gray . . . . XV. 77 



CaHfornica, Beshayes XX. 114 



Campechensis, Gray XXI. 133 



canaliculata(i?(/!;wifl), Say . . . . XXI. 133 



capillacea, Beshayes XX. 117 



carinaia, Lamarck VIII. 39 



carinulata, Beshayes X. 38 



Chemnitzd, Gray VI. 23 



complanata, Beshayes XII. 54 



contraria, Beshayes XVII. 86 



coralliua, Linnmus XI. 50 



corbiculoides, Beshayes XVIII. 98 



Corbuloides, Beshayes XIX. 103 



cordiformis, Beshayes II. 6 



cornea, Beshayes XV. 75 



crassatella, Lamarck X. 42 



Cumingii, Beshayes VI. 34 



cuneata, Chemnitz XIX. 109 



cy]3riiius {Luiraria), Gray X. 37 



decora, Beshayes XVI. 80 



delioides, Collard XVII. 90 



depressa, Lamarck XX. 118 



depressa, Spenyler XIV. 67 



discors. Gray V. 17 



dissimilis, Beshaijes XIII. 59 



dolabrata, Beshayes XIX. 107 



Donaciformis (Muliniu), Gray . . XIII. 63 



Plate. Species. 



Dysoni, Beshayes XIII. 64 



edidis, lui/y VIII. 32 



egena, Beshayes XIV. 71 



elegans, Sowerhy XVII. 89 



elliptica, Brown XVIII. 101 



elongata, Qiwy X. 43 



epidermia, Beshayes III. 11 



Enxinica, Krynicki XVIII. 94 



exalbida [Mdinia), Gray XV. 78 



e.ximia, Beshayes VIII. 31 



exoleta, Gray IV. 16 



explanata, Beshayes XIV. 70 



fasciata, Lamarck XII. 52 



fragilis, Chemnitz XL 47 



gibbosula, Beshayes XVI. 79 



(jhjantea, Lamarck II. 8 



glahrata, Schroeter X. 39 



glauca, Born IV. 13 



helvacea, Chemnitz IV. 13 



hians, Philippi VII. 38 



liepatica, Beshayes XIX. 110 



inasqualis, Beshayes XVII. 87 



iucarnata, Beshayes XITI. 61 



iucongrua, Beshayes XVIII. 100 



inflata. Brown II. 7 



lactea, Chemnitz XI. 50 



lactea, Poli XVII. 90 



lactea, Potiez and Mich IV. 15 



Irevis, Chemnitz VII. 37 



LargiUierti, Philippi VI. 23 



lateralis. Say XVIII. 99 



lilacea ?, Lamarck XL 49 



Inrida, Philippi XVIII. 96 



Luzonica, Beshayes XVI. 81 



maculata Chemnitz XII. 56 



iiiacidata, Hanley XII. 51 



maculosa, Lamarck XII. 51 



maxima {Liitr.) jMiddendorf. ... I. 4 



mera, Beshayes XVI. 83 



Meretriciformis, Beshayes V. 18 



mitis, Beshayes X. 41 



Murcliisoni, Beshayes XV, 76 



Neapolitana, PoU IV. 13 



nitida, Schroeter XL 46 



nucleus, Conrad XIX. 103 



Nuttallii, {Luiraria) Conrad. . . . XXI. 125 



