— 456 — 
Unio DELPHINOPTERUS Dautzenberg et H. Fischer nom. subst. 
1841 
1841. 
1842. 
1843. 
1852. 
4852 
1856. 
1857. 
1859. 
1864. 
1864. 
1866. 
1866. 
1870. 
. Unio delphinus 
_ Delphinus 
E. Ch. L. Griiner (non 
Spengler) Arch. f. Naturg. 
lwp. 276;2pl. TX ohesae 
ile Hope alee 
Gr. DELESSERT, Rec. de Coq. 
pl. XIX, fig. 3, 3a, 3b. 
— Lea, Obs. G. Unio III, p. 
86, pl. XVII, fig. 33. 
— Lea, Trans. Am. Phil. 
Soc: Vill =p. 218. sple 
XVII, fig. 35. 
— Kiisrer, Conch. Cab. 2¢ 
Ed.,p. 48, pl. 2, fig. 2-4. 
. Margaron (Unio) delphinusGr. Lea, Synopsis p. 19. 
Unio delphinus 
= megapterus 
—.  deiphinus 
Gr. 
Mor. 
Gr 
Hantey, Rec. Biv. Sh. p.? 
381, pl. XX, fig. 44. 
Unio (Metaptera) delphinus Gr. H. & A. ApAms, Gen. 
of rec. Moll. II, p. 498. 
Cuenu, Man. de Conch. p. 
443, fig. 707. 
Morecet (non Metaptera 
megaptera Rafinesque nec 
Unio. megaptera Chenu 
1845) J. de Conch. XII, p. 
159(juv., teste ipso: Séries 
Conch. ) 
CrossEet FiscHer J. Conch. 
XII. p. 328. 
. Masititeet Le MEsie, Journ 
de Conch. XIV, p. 124. 
Sowerby, Conch. Icon. pl. 
XLUI, fig. 238. 
Lea, Synopsis, p. 28. 
