= 127 — 
na, 1873-74.—Helix, 1851-54.—Hemipecten, 1849.—Hemisinus, 1860.= 
Hinnites, 1853.=Hippopus, 1862.—Hydatina, 1868.—Hyria, 1869. 
lanthina, 1858.=1l0, 1860.=Iridina, 1868.=Isocardia, 1845. 
Leda, 1871.=Lampania, 1866.=Leiostraca, 1866.=Leptopoma, 1862. 
=Lima, 1872.=Limnea, 1872.=Lingula, 1859.=Linteria, 1870.=Litho- 
domus, 1858.=Littorina, 1857-58.=Lucina, 1850.=Lutraria, 1854. 
Mactra, 1854.—Magilus, 1872,=Malleus, 1858.—Mangelia, 1846.=Mar- 
ginella, 1865.—Megaspira, 1874.—Melania, 1859-61.—Melanopsis, 1860.= 
Melatoma, 1860.=Meroe, 1864.—Mesalia y Eglisia, 1849.—Mesodesma, 
1854.=Meta, 1859.=—Mitra, 1844-45.=Modiola, 1857-58.= Monoceros, 
1846.—Mulleria y Bartelettia, 1872.=Murex, 1815 - 49. —Myadora, 1844.= 
Mycetopus, 1868.—Myochama, 1860.—Mytilus, 1858. 
Nassa, 1853-54.—Natica, 1855,=Nautilus, 1861..=Navicella y Latia, 
1856.=Nerita, 1855.=Neritina, 1856.=Niso, 1866.=Nucula, 1870-71. 
Oliva, 1850.=Oniscia, 1849.=Orbicula, 1862.=Ostrea, 1870-71.= 
Ovulum, 1865. 
Paludina, 1863.=Paludomus, 1847.—Pandora, 1874.—Panopzxa, 1873. 
=—Partula, 1849-50.—Patella, 1854-55.=Pecten, 1852-53.=Pectunculus, 
1843.=Pedum, 1858.—Perna, 1858.=Petricola, 1874.—Pharus, 1874.= 
Phasianella, 1862.—Philine, 1870.=Pholadomya, 1872.=Pholas, 1872.= 
Phorus, 1843.—Physa, 1873-74.=Pinna, 1858-59.=—Pirena, 1859.=Placu- 
na, 1871.—Placunanomia, 1859.=Pleiodon, 1866.=Pleurobranchus, 1869. 
=Pleurotoma, 1843-46.—Pleurotomaria, 1874.=Plicatula, 1873.=Pota- 
mides, 1866.=Psammobia, 1856-57.=Psammotella, 1857.= Pterocera, 
1851.=Pterocyclos, 1863.—Purpura, 1846.—Pyramidella, 1865.=Pyrazus, 
1865.=Pyrula, 1847. 
Ranella, 1844.—Ricinula, 1846.=Rimula, 1873.=Rostellaria, 1851. 
Sanguinolaria, 1857.=—Scalaria, 1873-74.—Scaphander, 1870.=Scara- 
bus, 1860.=Scintilla, 1874.—Scutus, 1870.—Sigaretus, 1864.=Simpulop- 
sis, 1862.=Siphonaria, 1856.=Solarium, 1864.=Solecurtus, 1874.=So- 
len, 1874.—Solenella y Neilo, 1870.=Soletellina, 1857.=Spondylus, 1856. 
=Stomatella, 1874.—Stomatia , 1874, =Strombus , 1851.=Struthiolaria, 
1851.=Succinea, 1872. 
Tapes, 1865.—Teinostoma, 1874.—Telescopium, 1865.=Tellina, 1866-69. 
=Terebra, 1860.—Terebellum, 1863. —Terebratula y Rynchonella, 1860-61. 
=Thracia, 1859. =Tornatella, 1865.=Trichotropis, 1874.—Tridacna, 1862. 
=Trigonia, 1860,—Triton, 1844.—Trochita, 1859.=Trochus, 1862.=Tu- 
galia, 1870.—Tugonia, 1863.=Turbinella, 1847.=Turbo, 1848.=Turrite- 
lla, 1849.=Typhis, 1874.—Tympanotonos, 1866. 
Umbrella, 1858.=Unio (1).=Utriculus, 1870. 
Venerupis, 1874.=Venus, 1863-64.=Vertagus , 1865-66.—Vitrina, 
1862.=Voluta, 1849.=Vulsella, 1858. 
(1) No he visto este género, 
