Artiopoda - Agnostida - Agnostidae
Parent taxon: Agnostidae according to J.-S. Bao and J.B. Jago 2000
See also Sepkoski 2002 and Whittington et al. 1997
Sister taxa: Acmarhachis, Agnostinae, Agnostus, Aistagnostus, Barrandagnostus, Biciragnostus, Connagnostus, Eurudagnostus, Formosagnostus, Gymnagnostus, Hadragnostus, Homagnostus, Idolagnostus, Ivshinagnostus, Kormagnostella, Kormagnostus, Kymagnostus, Micragnostus, Neoagnostus, Oncagnostus, Oxyagnostus, Peronopsinae, Ptychagnostinae, Quadrahomagnostus, Semagnostus, Strictagnostus, Trilobagnostus
Subtaxa: Lotagnostus (Distagnostus) Lotagnostus (Eolotagnostus) Lotagnostus (Lotagnostus) trisectus Lotagnostus agnostiformis Lotagnostus americanus Lotagnostus asiaticus Lotagnostus atenuatus Lotagnostus extremus Lotagnostus hedini Lotagnostus obscurus Lotagnostus punctatus
Ecology: slow-moving epifaunal detritivore
Distribution:
• Ordovician of Canada (1: Newfoundland and Labrador collection)
• Taoyuanian of China (17), the Russian Federation (3)
• Cambrian of Argentina (24), Australia (5), Canada (5: Newfoundland and Labrador, Quebec, Yukon), China (16), Kazakhstan (17), the Russian Federation (12), the United Kingdom (1), United States (4: Nevada, Vermont)
Total: 105 collections including 135 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.