M. K. A. Zittel on fossil Hexactinellida
Article
1877
The Annals and magazine of natural history; zoology, botany, and geology
20
Series: 4
446--447
BioStor
English
London Taylor and Francis, Ltd
BioStor: https://biostor.org/reference/91856 DOI: https://doi.org/10.1080/00222937708682261
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