Habitat ad Brasiliam (Rio de Janeiro). Mus. nost.

39. Achatina Sellovii.

A. testâ cylindraceâ transversim striatâ subdiaphanâ; long. 5⁄16; lat. 2⁄16; poll.

Habitat ad Brasiliam (St. Catherine). Mus. Brit., nost., Brod.

This shell, which I found at the city of Nossa Sena. de Estero,

I have dedicated to my friend, Dr. Sellow, whose researches in Natural History for several years past in the interior of Brazil, are well known to the scientific world.

40. Succinea fragilis.

S. testâ ovato-acutâ, diaphanâ, ventricosâ, transversim striatâ, obliquè subrugosâ; spirâ brevi; long. 9⁄16 paulo minus; lat. 6⁄16; poll.

Habitat ad insulam Juan Fernandez. Mus. Brit., nost., Brod.

41. Succinea patula.