Evidence suggesting the existence of two species of Strongylocentrotus (Echinoidea) in the northwest Atlantic.

Bibliographic Details
Main Author:	Swan, Emery Frederick, 1916- (Author)
Format:	Book
Language:	English
Published:	Québec, Ministère de la Chasse et des Pêcheries, 1962.
Series:	Contributions du Ministère de la Chasse et des Pêcheries, Québec no. 89
Subjects:	Strongylocentrotus (Echinoidea) Sea urchins. Echinodermata > Saint Lawrence, Gulf of. Sea urchins > Saint Lawrence, Gulf of. Saint Lawrence, Gulf of. Sea Urchins Échinodermes > Saint-Laurent, Golfe du. Oursins > Saint-Laurent, Golfe du. Saint-Laurent, Golfe du. Oursins. Echinodermata Sea urchins Atlantic Ocean > Gulf of Saint Lawrence

Description
Physical Description:	[1209]-1222 pages illustrations
Bibliography:	Includes bibliographical references.