Author: Léger, L. J.
Title: Recherches sur les Grégarines.
Description: Poitiers, Oudin, 1892. 8vo. 182 pp.; 22 tinted lithographed plates (two in chromolithography). Original printed wrappers. = A well-illustrated monograph of the Gregarina or Gregarinasina - a group of protozoan invertebrate (especially insect) parasites - with many new genera and species. Louis Léger's thesis. Also published in Tablettes Zoologiques, volume 3. Uncut. The text leaves and wrappers are toned and brittle in the margins, the plates, however, are on much thicker paper and good.

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