Gastropoda - Murchisoniina - Lophospiridae
Full reference: J. S. Peel. 1975. Arjamannia, a new Upper Ordovician - Silurian pleurotomariacean gastropod from Britain and North America. Palaeontology 18(2):385-390
Parent taxon: Lophospiridae according to P. J. Wagner 1999
See also Peel 1975 and Sepkoski 2002
Sister taxa: Biarmeaspira, Donaldiella, Ectomaria, Frodospira, Gyronematinae, Hanusispira, Kawanamia, Longstaffia, Lophospira, Lophospirinae, Loxoplocus, Manzanospira, Paupospira, Platyworthenia, Ptychozone, Ruedemannia, Ruedemanniinae, Ruedemanninae, Triredimiculum, Yiningicus, Yochelsonospira
Subtaxa: Arjamannia aulangonensis Arjamannia bellicarinata Arjamannia cancellatula Arjamannia inexpectans Arjamannia pteronoides Arjamannia sybellina Arjamannia thraivensis Arjamannia turrita Arjamannia woodlandi
Type: Murchisonia cancellatula
Ecology: slow-moving epifaunal detritivore
Distribution:
• Niagaran of United States (1: Indiana collection)
• Silurian of Canada (3: Nova Scotia), the United Kingdom (6), United States (2: New York, Ohio)
• Ordovician of Canada (3: Québec), the United Kingdom (5), United States (1: Alaska)
Total: 21 collections including 23 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.