MolluscaBase name details
Cyrena marylandica W. B. Clark, 1911 †
1501593 (urn:lsid:marinespecies.org:taxname:1501593)
unaccepted > superseded combination
Species
fossil only
Clark, W.B. (1911). Systematic paleontology, Lower Cretaceous. Mollusca. In: Anonymous (Ed.) Lower Cretaceous Maryland Geological Survey, Baltimore, pp. 211-213, available online at https://www.biodiversitylibrary.org/page/35691500
page(s): 213, pl. 21, figs 8, 9 [details]
page(s): 213, pl. 21, figs 8, 9 [details]
Note "Arlington, Anne Arundel County, Maryland",...
Type locality "Arlington, Anne Arundel County, Maryland", USA; Arundel Fm., Aptian, early Cretaceous [details]
MolluscaBase eds. (2025). MolluscaBase. Cyrena marylandica W. B. Clark, 1911 †. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1501593 on 2025-09-10
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original description
Clark, W.B. (1911). Systematic paleontology, Lower Cretaceous. Mollusca. In: Anonymous (Ed.) Lower Cretaceous Maryland Geological Survey, Baltimore, pp. 211-213, available online at https://www.biodiversitylibrary.org/page/35691500
page(s): 213, pl. 21, figs 8, 9 [details]
basis of record Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313.
page(s): 102 [details] Available for editors
[request]
additional source Yen, T.-C. (1949). Review of the Lower Cretaceous Fresh-Water Molluscan Faunas of North America. <em>Journal of Paleontology.</em> 23(5): 465-470.
page(s): 465 [details] Available for editors
[request]
page(s): 213, pl. 21, figs 8, 9 [details]
basis of record Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313.
page(s): 102 [details] Available for editors

additional source Yen, T.-C. (1949). Review of the Lower Cretaceous Fresh-Water Molluscan Faunas of North America. <em>Journal of Paleontology.</em> 23(5): 465-470.
page(s): 465 [details] Available for editors





From editor or global species database
Type locality "Arlington, Anne Arundel County, Maryland", USA; Arundel Fm., Aptian, early Cretaceous [details]