William E. Duellman Knihy

Now reissued in paperback with an updated preface by the authors, Biology of Amphibians remains the standard work in its field.

Focusing on the biodiversity of southern El Petén, Guatemala, this work highlights the amphibians and reptiles native to the region. It preserves classic literature through high-quality reproduction, maintaining original text and artwork while ensuring clarity and readability. This edition is reformatted and redesigned, making it accessible for contemporary audiences and future generations, emphasizing the importance of preserving historical knowledge about these unique ecosystems.

The book is a significant historical work that has been preserved for future generations through modern reformatting and design. It has been meticulously retyped and formatted, ensuring clarity and readability, rather than relying on scanned copies of the original text. This effort highlights its importance throughout human history and aims to keep the work accessible and appreciated in contemporary times.

The collection features significant historical texts that are now rare and valuable antiques. By republishing these works in high quality, complete with original text and artwork, the aim is to preserve their importance for current and future generations. This initiative ensures that these influential writings remain accessible and appreciated over time.

Frontmatter -- Preface -- Systematic Index -- Class Amphibia -- Order Salientia -- Literature Cited -- Register -- DAS TIERREICH. Eine Zusammenstellung und Kennzeichnung der rezenten Tierformen

Preface In 1928 Thomas Barbour lamented „It seems wicked and sinful in this day and generation to describe new species of Eleutherodactylus and ist ally Syrrhophus.“ After all Eleutherodactylu and ist allies amounted to 126 species in Nieden´s checklist published in 1923. By 1963 the number of species had grown to 320 (Gorham, 1966) and to 523 in 1992 (Duellman, 1993). Now more than 800 species are recognized (Hedges et al., 2008a), who provided the first modern comprehensive phylogeny and classification of this group of frogs that they termed „Terrarana“. All Peruvian Terrarana are members oft the family of Strabomantidae. …