Traité de zoologie
Subtitle: anatomie, systématique, biologie
By: publié sous la direction de Pierre-P. Grassé. Tome 6, Onychophores - tardigrades, arthropodes - trilobitomorphes, chélicérates.
Contributors: Grassé, Pierre Paul.
Publisher: Masson
Published: 1949
Place of publication: Paris
Language: fre
Number of pages: 979
Subjects: Zoology.; Onychophora.; Tardigrada.; Arthropoda.