Aquaculture; biodiversity loss; invasive species; South America; transport on ships A total of ten alien crustacean species, belonging to nine genera in eight families have been recorded from Ecuador, ...

Aspects of the Physiology of Crustacea By A. P. M. Lockwood. (University Reviews in Biology.) Pp. x + 328. (Oliver and Boyd: Edinburgh and London, 1968.) 55s. paperback.

The purpose of this study was to describe the structure of the midgut (hepatopancreas and intestine) in the endemic species, Macrobrachium carcinus. Thirty specimens were collected, and the midgut was ...