Whitella sigmoidea Billings 1858 (clam)

Bivalvia - Cyrtodontida - Cyrtodontidae

Alternative combination: Cyrtodonta sigmoides

Belongs to Whitella according to W. H. Twenhofel 1928

Sister taxa: Cyrtodontula complanata, Cyrtodontula compressa, Cyrtodontula delacarlica, Cyrtodontula dubia, Cyrtodontula hadzeli, Cyrtodontula obliquata, Cyrtodontula sohli, Cyrtodontula subtruncata, Cyrtodontula truncata, Cyrtodontula ventricosa, Whitella huguesensis, Whitella plebia, Whitella goniumbonata, Whitella parksi, Whitella sterlingensis, Whitella torontoensis, Whitella impressata, Whitella lata, Whitella acutiumbonis, Whitella hindi, Whitella radiata, Whitella securiformis

Ecology: facultatively mobile epifaunal suspension feeder

Distribution:

• Ordovician of Canada (2: Quebec collections)

Total: 2 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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