This volume, compiling and updating the marine biodiversity information of Costa Rica, consists of species lists, and comments on the state-of-knowledge of most taxonomical groups. It contains information about collections and experts for each taxonomic group as well as information gaps, thus serving as a starting point and basic reference for future research. Although focusing on Costa Rica, the book provides an overview of marine species diversity of Central America.This full color book with over 100 color illustrations should stimulate marine research in the region, and will be an asset...

Ancient lakes are exceptional freshwater environments that have continued to exist for hundreds of thousands of years. They have long been recognized as centres of biodiversity and hotspots of evolution. During recent decades, speciation in ancient lakes has emerged as an important and exciting topic in evolutionary biology.

The contributions in this volume deal with patterns and processes of biological diversification in three prominent ancient lake systems. Of these, the famous East African Great Lakes already have a strong tradition of evolutionary studies, but the two...