Artiopoda - Agnostida - Diplagnostidae
Alternative combinations: Agnostus securiger, Pseudagnostus (Sulcatagnostus) securiger, Sulcatagnostus securiger
Belongs to Pseudagnostus according to D. K. Choi et al. 2004
Sister taxa: Pseudagnostus (Pseudagnostus), Pseudagnostus ampullatus, Pseudagnostus anhuiensis, Pseudagnostus benxiensis, Pseudagnostus bulgosus, Pseudagnostus canadensis, Pseudagnostus chinensis, Pseudagnostus communis, 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 sericatus, Pseudagnostus subquadratus, Pseudagnostus vastulus, Rhaptagnostus elix, Rhaptagnostus changshanensis, Rhaptagnostus obsoletus, Rhaptagnostus plenus, Rhaptagnostus auctor, Rhaptagnostus gunnari, Rhaptagnostus apsis, Rhaptagnostus cyclopygeformis, Rhaptagnostus simplex, Rhaptagnostus anhuiensis, Rhaptagnostus langyashanensis, Rhaptagnostus bifax, Rhaptagnostus ciliensis, Rhaptagnostus heteromorphus, Rhaptagnostus convexiformis, Rhaptagnostus pseudoconvergens, Pseudagnostus (Sulcatagnostus) rugosus, Pseudagnostus (Sulcatagnostus) hunanensis, Pseudagnostus (Sulcatagnostus) dubius, Pseudagnostina douvillei, Litagnostus levisensis, Litagnostus meniscus
Type specimen: GSM57650, a carapace
Ecology: slow-moving epifaunal detritivore
Distribution:
• Taoyuanian of the Russian Federation (1 collection), South Korea (6)
• Cambrian of Canada (2: British Columbia, Yukon)
Total: 9 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.