Lampreys of the world : an annotated and illustrated catalogue of lamprey species known to date

Lampreys are aquatic, jawless vertebrates belonging to the order Petromyzontiformes.

The order comprises 39 species widely distributed in the Northern and Southern hemispheres, but virtually absent in the intervening tropical zones.

This catalogue provides an account for each of the 39 species.

Each species account gives information on the taxonomy including synonyms, common names, diagnostic features of ammocoetes and adults, habitat and biology, geographic distribution, interest to fisheries and references