
audiobook
by John Wellman
In this thorough scientific monograph, the author brings together more than three hundred museum specimens to untangle the taxonomy of a small but intriguing group of Central American colubrids. By examining scale patterns, body proportions, and even subtle coloration differences, the work clarifies how each species and subspecies is defined, providing a clear key that guides readers through the genus step by step. The narrative weaves field anecdotes with meticulous laboratory measurements, giving a sense of the hands‑on effort behind every classification.
Accompanied by nine detailed figures, the study reveals the anatomy of skulls, dentition, and even the internal hemipenes that distinguish the taxa. It also touches on diet, reproductive traits, and the broader evolutionary relationships that link these snakes to their regional neighbors. Listeners will come away with a vivid picture of how systematic research builds a foundation for understanding biodiversity in the often‑overlooked rain‑forests of Middle America.
Language
en
Duration
~2 hours (130K characters)
Publisher of text edition
Project Gutenberg
Credits
Produced by Chris Curnow, Tom Cosmas, Joseph Cooper and the Online Distributed Proofreading Team at http://www.pgdp.net
Release date
2011-09-23
Rights
Public domain in the USA.

A versatile American storyteller, he became best known for eerie fantasy and horror tales rooted in Appalachian folklore. His work ranged widely across science fiction, mystery, history, and adventure, but the haunting adventures of Silver John remain his signature achievement.
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