248. 
249. 
250. 
251. 
uy OF 
NAIADES, 65 
. tumidus, Refz, Rossmiisler’s Icon. pl. 70. f. 202-204. 
Mya ovata, Donovan ; Mysca solida, Turton ; 
Unio nodulosa, Lamarck. 
. turgidus, Zea, Trans. Amer. Phil. Soe. v. 6. pl. 5. f. 11. 
Unio Mortoni, Conrad. 
- Turtoni, Payrandeau, Cat. Moll.de Corse, p. 65. pl. 2. f. 2,3. 
. undulatus (Alasmodonta), Say, Amer. Conch. pl. 16. 
Margaritina undulata, Lea; Mya undulata, Wood; 
Alasmodonta seulptilis (Young), Say ; Unio glabratus, 
Sowerby. 
. undulatus, Barnes, Silliman’s Journ. v. 6. pl. 2. f. 2. 
Unio costatus, Conrad. 
- Vanuximensis, Zea, Trans. Amer. Phil. Soe. v.6.pl.11.f.31. 
a 
variabilis (Mya), Maton, Linn. Trans. v. 10. pl. 24. f. 4—7. 
Unio rotundus, Wagner. 
varicosus, Lea, Trans. Amer. Phil. Soe. v. 4. pl. 11. f. 20. 
Unio cicatricosus? Say. c 
. Vaughanianus, Lea, Obs. Unio. v.2. p. 5. pl. 3. f. 5. 
Unio Carolinensis, Ravenel. 
- venustus, Zea, Obs. Unio. v. 2. p. 4. pl. 2. f. 4. 
- verrucosus, Barnes, Silliman’s Journ. v. 6. pl. 5. f. 6. 
Unio tuberculosus, Valenciennes ; 
Unio tuberculatus, Conrad. 
- vibex, Conrad, Freshwater Shells, p.31. pl. 4. f.3. 
eT. 
a ee 
Zeiglerianus, Lea, Obs. Unio. v. 2. p. 32. pl. 10. f. 27. 
ziczac, Lea, Obs. Unio. p. 54. pl. 12. f. 19. 
Genus II. HYRIA, Lamarck. 
1. H. avicularis, Lamarck, Delessert, Recueil Coq. pl. 12. f. 9. 
Hyria elongata, Swainson. 
2. H. Browniana ( Unio), Lea, Obs. Unio. v. 2. p. 108. pl. 24. f.116. 
3. H. corrugata, Lamarck, Enc. méth. pl. 247. f. 2. 
Mya angulata, Wood ; Unio corrugatus, Blainville ; Unio 
angulatus, Lea; Paxyodon ponderosus, Schumacher ; 
Triptodon corrugatum? Spix. 
4. H. syrmatophora, Sowerby, Genera of Shells, no. 16. f. 1. 
Mya syrmatophora, Linneus; Unio syrmatophora, Lea; 
Hyria avicularis (var.), Deshayes; Prisodon obliquus, 
Schumacher ; Diplodon fuscatum, Spix. 
