Species identification

The seabed of South Yemen has a beautiful abundance of corals. This field guide presents information on the identification for each species, as well as information on their ecology and distribution. The text is accompanied by numerous photographs. 

Este guia de campo sobre os nossos cetáceos é uma valiosa ferramenta de identificação das 44 espécies e um gênero com ocorrência confirmada no Brasil.

This book serves as a guide for identifying Sphagnum mosses in both field and laboratory. Forty species, typical of more continental parts of Europe, but also commonly found elsewhere in the northern hemisphere, are presented. The primary emphasis is on the illustrations, mainly photographs, depicting both macroscoptic and microscopic characteristics of the species.