Axinodon Verrill & Bush, 1898
publication ID |
https://doi.org/ 10.5852/ejt.2012.12 |
DOI |
https://doi.org/10.5281/zenodo.3858688 |
persistent identifier |
https://treatment.plazi.org/id/546087F4-7C5C-FFE4-8702-25FCFDC8FC09 |
treatment provided by |
Carolina |
scientific name |
Axinodon Verrill & Bush, 1898 |
status |
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Genus Axinodon Verrill & Bush, 1898
Type species
Axinodon ellipticus Verrill & Bush, 1898 .
Diagnosis (based on shell characters alone)
Shell small, thin. Equivalve. Inequilateral, beaks behind the midline. Umbos prominent, beaks prosogyrate. Outline obliquely subcircular, distinctly expanded anteriorly. Sculpture of commarginal ridges. Hinge plate narrow, ligament deeply sunken on a groove running from under the beaks posteriorly. Right valve lacking any projecting teeth; left valve with a short, weak. marginal flange beneath the lunule. Isomyarian. Pallial line entire.
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