Bivalvia - Pholadomyida - Edmondiidae

PaleoDB taxon number: 63202

Alternative spelling: Allerisma

Full reference: W. King. 1844. On a new genus of Paleozoic shells. Annual Magazine of Natural History (Series 1) 14:313-317

Parent taxon: Edmondiidae according to N. J. Morris et al. 1991

Sister taxa: Edmondia, Globicarina, Notomya, Scaldia

Subtaxa: Allorisma albequus, Allorisma altirostrata, Allorisma costatum, Allorisma dubium, Allorisma inflectoventris, Allorisma padangensis, Allorisma waageni

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Ecology: facultatively mobile infaunal suspension feeder