A history of infusoria, living and fossil.
Arranged according to the "Infusionsthierchen" of C. G. Ehrenberg; containing coloured engravings, illustrative of all the genera, and descriptions of all the species in that work, with several new ones, to which is appended an account of those recently discovered in the chalk formations.
By Andrew Pritchard.

Description

Viewability

Item Link Original Source
Full view   Indiana University