Calamocrinus diomedae, a new stalked crinoid, with notes on the apical system and the homologies of echinoderms.

Manylion Llyfryddiaeth
Prif Awdur: Agassiz, Alexander
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Cambridge, Mass. Cambridge. Museum of Comparative Zoology 1892