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Frogs Books
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William Edward Duellman
Neotropical Hylid Frogs, Genus Smilisca
"Neotropical Hylid Frogs, Genus Smilisca" by William Edward Duellman and Linda Trueb is a scientific publication written in the mid-20th century. This work focuses on the taxonomy, morphology, and natural history of the frogs belonging to the genus Smilisca, which are primarily found in Central America. The book aims to provide a comprehensive overview of the known species within this genus, exploring their varied ecological adaptations and offering insights into their phylogenetic relationships. The opening of the publication introduces the family Hylidae and contextualizes the genus Smilisca within it, highlighting its geographic distribution and ecological significance. It outlines the challenges in defining hylid genera due to the diversity and complexity of species and details the extensive research conducted, including observational studies and morphological analyses. This initial section sets the foundation for the examination of specific species accounts, morphological characters, breeding behaviors, and the ecological roles these frogs play in their respective habitats. Through a combination of historical references, acknowledgments, and methods used in the study, the authors emphasize the importance of understanding this genus in the context of broader amphibian research.
John D. Lynch
A Taxonomic Revision of the Leptodactylid Frog Genus Syrrhophus Cope
"A Taxonomic Revision of the Leptodactylid Frog Genus Syrrhophus Cope" by John D. Lynch is a scientific publication written in the late 20th century. The work presents a detailed taxonomic analysis of the genus Syrrhophus, which encompasses a group of frogs found in regions ranging from Texas to Peru. The book focuses on the classification and characteristics of various frog species previously grouped under this genus, providing a clarification of their taxonomy and phylogenetic relationships. The opening of the publication outlines the historical context of the genus Syrrhophus, discussing its initial classification by Cope and subsequent revisions by other herpetologists. Lynch begins by presenting a review of previous works, the definitions of species complexes, and the methodology employed in his revision. He highlights the necessity of reexamining the morphological characteristics of the species to resolve ambiguities in their classification, emphasizing the role of physical traits such as palmar tubercles and body size in distinguishing species. The introduction sets the stage for a detailed exploration into the distinctions among the taxonomic groups within the genus, aimed at enhancing understanding of their biodiversity and evolution.
Henry S. (Henry Sheldon) Fitch
A Field Study of the Kansas Ant-Eating Frog, Gastrophryne olivacea
"A Field Study of the Kansas Ant-Eating Frog, Gastrophryne olivacea" by Henry S. Fitch is a scientific publication written in the mid-20th century, specifically published in 1956. This comprehensive study focuses on the ecology, behavior, and life history of the Kansas ant-eating frog, a small and abundant amphibian species residing primarily in northeastern Kansas. It offers insights into the frog’s habitat preferences, breeding patterns, and adaptations while elaborating on the impact of environmental factors on its populations. The book details Fitch's extensive field research conducted over six years, from 1949 to 1954, examining various aspects of the ant-eating frog's life. It discusses the frog's secretive behavior, the significance of rainfall in initiating breeding activities, and its unique adaptations for survival in diverse habitats. The research reveals that heavy precipitation encourages mass migrations to breeding ponds, where males call and pair with females for spawning. The study also provides valuable findings on the frog's temperature tolerance, growth rates, and food habits, primarily comprising ants. Overall, this publication serves as a vital contribution to the understanding of amphibian ecology and the specific dynamics of the Kansas ant-eating frog.
William Edward Duellman
Descriptions of Two Species of Frogs, Genus Ptychohyla Studies of American Hylid Frogs, V
"Descriptions of Two Species of Frogs, Genus Ptychohyla" by William Edward Duellman is a scientific publication written in the early 1960s. This work is part of the "Studies of American Hylid Frogs" series and focuses on two newly identified species of frogs within the genus Ptychohyla. The book details the findings of field studies conducted in southern Mexico and northern Central America, particularly highlighting the previously underrepresented specimens of this genus. In this publication, Duellman introduces two new species: Ptychohyla ignicolor and Ptychohyla chamulae, derived from extensive field research in the cloud forests of Oaxaca and Chiapas, respectively. The text provides a thorough description of each species, including their physical characteristics, habitat preferences, and acoustic signaling patterns. The paper also contains detailed polytypic comparisons to other known species, illustrating the distinctiveness of these new frogs based on morphological and behavioral attributes. By documenting these species, Duellman's work contributes valuable insights into the biodiversity of hylid frogs and emphasizes the ecological significance of their natural habitats.
Robert G. (Robert Gravem) Webb
A New Species of Frog (Genus Tomodactylus) from Western México
"A New Species of Frog (Genus Tomodactylus) from Western México" by Robert G. Webb is a scientific publication written in the early 1960s. This work is categorized as a research paper focused on the field of herpetology, specifically detailing the discovery of a new frog species in Western Mexico. The book likely addresses the scientific aspects of taxonomy, anatomy, and habitat that pertain to this newly identified species. In this study, Webb presents findings from the collection of thirteen specimens of frogs from Durango and Sinaloa. He formally describes the species as "Tomodactylus saxatilis", providing comprehensive morphological details that differentiate it from other species in the genus. The paper includes the specific measurements and characteristics of the holotype and paratypes, alongside habitat descriptions that indicate a preference for rocky environments. The publication also discusses the similarities and distinctions between "Tomodactylus saxatilis" and other related species, contributing to the broader understanding of amphibian diversity in the region.
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