A report on the Echini of the warmer eastern Pacific
Subtitle: based on the collections of the Velero III.
Contributors: Mortensen, Theodor, 1868-1952, ed.
Publisher: Univ. of Southern California Press
Published: 1948
Place of publication: Los  Angeles
Language: eng
Number of pages: 352
Subjects: Sea urchins.
Notes: Includes bibliographies.
Cover title.
Ed. by Theodor Mortensen.