Linnarssonia Walcott 1885 (lamp shell)

Lingulata - Acrotretida - Acrotretidae

Synonym: Pegmatreta

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

See also Bengtson 1992, Landing et al. 2002 and Sepkoski 2002

Sister taxa: Acrotreta, 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, Linnarssoniinae, Longipegma, Neotreta, Olentotreta, Opisthotreta, Ottenbyella, Physotreta, Picnotreta, Prototreta, Quadrisonia, Rhondellina, Satpakella, Scaphelasmatinae, Semitreta, Spondylotreta, Stilpnotreta, Tapuritreta, Torynelasmatinae, Treptotreta, Vandalotreta

Subtaxa: Linnarssonia captiosa Linnarssonia constans Linnarssonia ophirensis Linnarssonia taconica Linnarssonia transversa

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Type: Obolella transversa

Ecology: stationary epifaunal suspension feeder

Distribution:

• Ayusokkanian of Kazakhstan (11 collections)

• Marjumian of Greenland (1), United States (1: Utah)

• Cambrian of Australia (4), Canada (4: British Columbia, Quebec), Denmark (1), Greenland (4), Kazakhstan (36), Kyrgyzstan (1), Mexico (3), New Zealand (2), the Russian Federation (1), the United Kingdom (3), United States (2: Nevada, Utah)

Total: 74 collections including 94 occurrences

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Specimen images are retrieved through the ePANDDA API.


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