†Monomerella Billings 1872 (lamp shell)
Click image to enlarge. Click to access iDigBio record.
Craniata - Trimerellida - Trimerellidae
Parent taxon: Trimerellidae according to A. Williams et al. 2000
See also Jaanuson 1966 and Sepkoski 2002
Sister taxa: Costitrimerella, Dinobolus, Eodinobolus, Fengzuella, Gasconsia, Gyroselenella, Obolellina, Ovidiella, Palaeotrimerella, Paradinobolus, Peritrimerella, Rhynobolus, Sinotrimerella, Trimerella, Yidurella
Subtaxa: Monomerella antiqua
Ecology: stationary epifaunal suspension feeder
Distribution:
• Silurian of Canada (4: Manitoba, Ontario collections), United States (1: Iowa)
• Ordovician of Canada (2: Manitoba), the Russian Federation (1)
Total: 8 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.