كتب ذات صلة

Untersuchungen �uber die Spermatogenese von Paludina vivipara

Recherches anatomiques et histologiques sur le Cyclostoma elegans

Papers on North American Helicidæ, and on the geographical distribution of West India land shells.

New Caledonian land and fresh-water snails an annotated check list.

• A tentative classification of the palearctic unionids.
  المؤلفون: Haas, Fritz
• Remarks on and descriptions of South American non-marine shells.
  المؤلفون: Haas, Fritz
• On some small collections of inland shells from South America
  المؤلفون: Haas, Fritz

• The Walters meteorite
  المؤلفون: Roy, Sharat Kumar ,  Glass, Jewell J.
• A visit to Karewa Island home of the tuatara
  المؤلفون: Schmidt, Karl Patterson
• The venomous coral snakes of Trinidad.
  المؤلفون: Schmidt, Karl Patterson