†Stegerhynchus antiqua Savage 1913 (lamp shell)
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Rhynchonellata - Rhynchonellida - Rhynchotrematidae
Alternative combination: Camarotoechia antiqua
Full reference: T. E. Savage. 1913. Stratigraphy and paleontology of the Alexandrian Series in Illinois and Missouri. Part I. Illinois Geological Survey, Bulletin 23:1-124
Belongs to Stegerhynchus according to T. W. Amsden 1974
See also Savage 1913
Sister taxa: none
Ecology: stationary epifaunal suspension feeder
Distribution:
• Ordovician of United States (3: Illinois, Missouri collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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