Artiopoda - Agnostida - Diplagnostidae
Alternative combination: Agnostus communis
Belongs to Pseudagnostus according to Palmer 1955
See also Walcott 1884
Sister taxa: Pseudagnostus (Pseudagnostus), Pseudagnostus ampullatus, Pseudagnostus anhuiensis, Pseudagnostus benxiensis, Pseudagnostus bulgosus, Pseudagnostus canadensis, Pseudagnostus chinensis, Pseudagnostus cyclopyge, Pseudagnostus dividuus, Pseudagnostus gyps, Pseudagnostus idalis, Pseudagnostus josephus, Pseudagnostus karatauensis, Pseudagnostus koerferi, Pseudagnostus leptoplastorum, Pseudagnostus marginisulcatus, Pseudagnostus medius, Pseudagnostus mestus, Pseudagnostus obsurdus, Pseudagnostus papilio, Pseudagnostus planulatus, Pseudagnostus praecurrens, Pseudagnostus primus, Pseudagnostus prolongus, Pseudagnostus pseudangustilobus, Pseudagnostus pseudocyclopyge, Pseudagnostus punctatus, Pseudagnostus rajovopsis, Pseudagnostus securiger, Pseudagnostus sericatus, Pseudagnostus subquadratus, Pseudagnostus vastulus, Pseudagnostina douvillei, Litagnostus levisensis, Litagnostus meniscus, Pseudagnostus (Sulcatagnostus) dubius, Pseudagnostus (Sulcatagnostus) hunanensis, Pseudagnostus (Sulcatagnostus) rugosus, Rhaptagnostus heteromorphus, Rhaptagnostus cyclopygeformis, Rhaptagnostus apsis, Rhaptagnostus obsoletus, Rhaptagnostus langyashanensis, Rhaptagnostus gunnari, Rhaptagnostus elix, Rhaptagnostus bifax, Rhaptagnostus pseudoconvergens, Rhaptagnostus ciliensis, Rhaptagnostus anhuiensis, Rhaptagnostus convexiformis, Rhaptagnostus plenus, Rhaptagnostus changshanensis, Rhaptagnostus auctor, Rhaptagnostus simplex
Ecology: slow-moving epifaunal detritivore
Distribution:
• Cambrian of Canada (13: Newfoundland and Labrador, Yukon collections), China (4), Kazakhstan (13), United States (18: Alaska, Arkansas, Missouri, Nevada, Nevada and Utah, Texas, Virginia)
Total: 48 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.