Thomas Bell: A monograph of the Testudinata
CAB eBooks: Animal & Veterinary Sciences Collection
Encyclopedia of Animal Behavior
Encyclopedia of Animal Science
Encyclopedia of Entomology
Encyclopedia of Fish Physiology
Jacob Hübner: Geschichte europäischer Schmetterlinge
Edward Lear: Illustrations of the Family of Psittacidae, or Parrots
Natural Sciences and Taxonomy Backfile Collection
Louis Renard: Poissons, Ecrevisses et Crabes, de Diverses Couleurs et Figures Extraordinaires
Zoology Online
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