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, 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 argenta Acrotreta attenuata Acrotreta baileyi Acrotreta bellatula Acrotreta bisecta Acrotreta cancellata Acrotreta claytoni Acrotreta concentrica Acrotreta conula Acrotreta convexa Acrotreta declivis Acrotreta definita Acrotreta eggegrundensis Acrotreta emmonsi Acrotreta gemma Acrotreta gracia Acrotreta idahoensis Acrotreta inflata Acrotreta kutorgai Acrotreta levata Acrotreta liani Acrotreta marjumensis Acrotreta miser Acrotreta neboensis Acrotreta nitens Acrotreta nox Acrotreta ovalis Acrotreta pacifica Acrotreta parvula Acrotreta pyxidicula Acrotreta rudis Acrotreta sagittalis Acrotreta schmalensei Acrotreta schucherti Acrotreta seebachi Acrotreta shantungensis Acrotreta signalis Acrotreta subconica Acrotreta subsidua Acrotreta ulrichi Acrotreta uplandensis
Ecology: stationary epifaunal suspension feeder
Distribution:
• Arenig of United States (1: Montana collection)
• Klabava of the Czech Republic (1)
• Ordovician of China (6), Iran (1), Kazakhstan (3), the Russian Federation (4), Sweden (2), the United Kingdom (4), United States (8: Montana, North Dakota, Utah)
• Cressagian of the United Kingdom (1)
• Tremadoc of China (5), Colombia (1), the Czech Republic (3), Iran (5), Norway (1), Poland (1), Sweden (2), United States (1: New York)
• Delamaran of Canada (4: British Columbia), United States (2: Idaho)
• Cambrian of Australia (8), Canada (2: Newfoundland), the Czech Republic (1), Denmark (3), Poland (2), the Russian Federation (1), South Korea (1), Sweden (1), the United Kingdom (2), United States (13: Idaho, Montana, New York, Pennsylvania, South Dakota, Utah, Wisconsin)
Total: 90 collections including 95 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.