Acrotreta Kutorga 1848 (lamp shell)

Lingulata - Acrotretida - Acrotretidae

Parent taxon: Acrotretidae according to A. Williams et al. 2000

See also Bengtson 1992, Henningsmoen 1952, Popov 2000 and Sepkoski 2002

Sister taxa: Acrotretinae, Amictocracens, Anabolotreta, Anelotreta, Angulotreta, Aphelotreta, Apsotreta, Araktina, Biernatinae, Brachaktassia, Canthylotreta, Conotreta, Cyrtonotreta, Dactylotreta, Dicondylotreta, Ditreta, Eohadrotreta, Eurytreta, Fascicoma, Genetreta, Hansotreta, Hisingerella, Homotreta, Iberotreta, Kostjubella, Kotylotreta, Kuangshanotreta, Lensotreta, Linnarssonella, Linnarssonia, Linnarssoniinae, Longipegma, Neotreta, Olentotreta, Opisthotreta, Ottenbyella, Physotreta, Picnotreta, Prototreta, Quadrisonia, Rhondellina, Satpakella, Scaphelasmatinae, Semitreta, Spondylotreta, Stilpnotreta, Tapuritreta, Torynelasmatinae, Treptotreta, Vandalotreta

Subtaxa: Acrotreta declivis Acrotreta definita Acrotreta levata Acrotreta nitens Acrotreta schucherti Acrotreta subconica

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Type: Acrotreta subconica

Ecology: stationary epifaunal suspension feeder

Distribution:

• Ordovician of China (10 collections), Colombia (1), the Czech Republic (2), Iran (6), Kazakhstan (3), Norway (1), Poland (1), the Russian Federation (4), Sweden (4), the United Kingdom (1), United States (9: Montana, New York, North Dakota, Utah)

• Llandeilo of China (1)

• Arenig of United States (1: Montana)

• Cambrian to Ordovician of Poland (1)

• Cambrian of Australia (7), Canada (3: British Columbia, Newfoundland), the Czech Republic (1), Denmark (3), Poland (1), Sweden (1), United States (13: Idaho, Montana, New York, Pennsylvania, South Dakota, Utah, Wisconsin)

Total: 74 collections including 76 occurrences

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Specimen images are retrieved through the ePANDDA API.


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