†Peruniscus macer Billings 1865 (snail)
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Gastropoda - Bellerophontida - Tropidodiscidae
Alternative combinations: Bellerophon macer, Oxydiscus macer, Tropidodiscus (Umbilicatus) macer, Tropidodiscus macer
Full reference: E. Billings. 1865. Palaeozoic fossils, volume 1. Geological Survey of Canada 1-426
Belongs to Peruniscus according to P. J. Wagner 2023
See also Billings 1865, Fix 1975, Ulrich and Scofield 1897 and Yochelson and Copeland 1974
Sister taxa: Peruniscus cassinensis, Peruniscus pusillus, Peruniscus ramseyensis
Ecology: slow-moving low-level epifaunal detritivore
Distribution:
• Ordovician of Canada (3: Ontario collections), United States (2: Missouri)
Total: 5 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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