The Conchologist's First Book / A System of Testaceous Malacology, Arranged Expressly for the Use of Schools, in Which the Animals, According to Cuvier, Are Given With the Shells, a Great Number of New Species Added, and the Whole Brought Up, as Accurately as Possible, to the Present Condition of the Science. - Edgar Allan Poe; Thomas Brown

Pl. 7.
1. Petricola 2 Venerirupis 3. Sanguinolaria, 4. Psammobia, 5. Psammotea, 6. Tellina, 7. Tellinides, 8. Corbis, 9. Lucina, 10. Donax, 11. Capsa, 12. Crassina, 13. Cyclas, 14. Cyrena, 15. Galathea, 16. Cyprina, 17. Cytherea, 18. Venus, 19. Venericardia, 20. Cardium, 21. Cardita, 22. Cypricardia, 23. Hiatella.
P.S. Duval, Lith. Phil^a.

Pl. 8.
1. Isocardia, 2. Cucullea, 3 Arca, 4. Pectuncules 5 Nucula, 6. Trigonia, 7 Castalia, 8. Unio, 9. Hyria, 10. Anodonta, 11. Iridina, 12 Diceras, 13. Chama, 14. Etheria, 15 Tridacna, 16 Hippopus 17. Mytilus, 18. Modiola, 19 Pinna, 20. Crenatula, 21. Perna, 22. Malleus.
P. S. Duval. Lith. Phil^a.

Pl. 9.
1. Avicula, 2 Meleagrina, 3 Pedum, 4 Lima, 5 Pecten, 6 Plagiostoma 7. Plicatula, 8 Spondylus, 9 Gryphea, 10 Ostrea, 11. Vulsella, 12 Placuna, 13 Anomia, 14 Crania, 15 Orbicula, 16 Terebratula, 17 Lingula, 18 Hyalea, 19 Cleodora, 20 Limacina, 21 Cymbulia, 22 Chitonellus, 23 Chiton, 24 Patella, 25 Pleurobranchus, 26 Umbrella, 27 Parmophorus, 28 Emurginula, 29 Fissurella.
P. S. Duval, Lith. Phil^a.

Pl. 10.
1 Pileopsis, 2 Calyptera, 3 Crepidula, 4 Ancylus, 5 Bullæa, 6 Bulla, 7 Aplysia, 8 Dolabella, 9 Parmacella, 10 Limax, 11 Testacella, 12 Vitrina, 13 Helix, 14 Carocolla, 15 Anostoma, 16 Helicina, 17 Pupa, 18 Clausilia, 19 Bulimus, 20 Achalina, 21 Succinea, 22 Auricula, 23 Cyclostoma 24 Planorbis, 25 Physa, 26 Lymnea, 27 Melania, 28 Melanospsis, 29 Pirena, 30 Valvata, 31 Paludina, 32 Ampularia, 33 Neritina, 34 Navicella, 35 Nerita.
P. S. Duval, Lith. Phil^a.

Pl. 11.
1 Natica, 2 Janthina, 3 Sigaretus, 4 Stomalella, 5 Stomatia, 6 Haliotis, 7 Tornatella, 8 Pyramidella, 9 Vermetus, 10 Scalaria, 11 Delphinula 12 Solarium, 13 Rotella, 14 Trochus, 15 Monodonata, 16 Turbo, 17 Planaxis, 18 Phasianella, 19 Turritella, 20 Cerithium 21 Pleurotoma, 22 Turbinella, 23 Cancillaria, 24 Fasciolaria, 25 Fusus, 26 Pyrula, 27 Struthiolaria, 28 Ranella, 29 Murex, 30 Triton, 31 Rostellaria.
P. S. Duval Lith. Phil^a.