New ecphoras (Gastropoda: Thaididae: Ecphorinae) from the Calvert Formation of Maryland (Langhian Miocene)
Article
1992
The Nautilus
106
68--71
BioStor
English
Melbourne, Fla., etc American Malacologists, inc., etc
BioStor: https://biostor.org/reference/101320 DOI: https://doi.org/10.5962/bhl.part.9715
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https://biodiversitylibrary.org/permissions
http://creativecommons.org/licenses/by-nc-sa/3.0/
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