XLIX.—On the Calcispongiæ, their position in the animal kingdom, and their relation to the theory of descendence

By

Haeckel, Ernst, 1834-1919

Type

Article

Date of Publication

1873

Original Publication

The Annals and magazine of natural history; zoology, botany, and geology

Volume

11

Series / Issue

Series: 4

Pages

421--430

Contributed by

BioStor

Language

English

Published by

London Taylor and Francis, Ltd

Identifiers

BioStor: https://biostor.org/reference/92506
DOI: https://doi.org/10.1080/00222937308696846