Artiopoda - Agnostida - Diplagnostidae

Full reference: Y. Lu and Z. Zhu. 1980. Cambrian trilobites from Chuxian-Quanjiao region, Anhui. Memoirs of Nanjing Institute of Geology and Palaeontology 16:1-38

Belongs to Rhaptagnostus according to Y. Lu and Z. Zhu 1980

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 securiger, Pseudagnostus sericatus, Pseudagnostus subquadratus, Pseudagnostus vastulus, Litagnostus levisensis, Litagnostus meniscus, Pseudagnostus (Sulcatagnostus) hunanensis, Pseudagnostus (Sulcatagnostus) rugosus, Pseudagnostus (Sulcatagnostus) dubius, Pseudagnostina douvillei, Rhaptagnostus simplex, Rhaptagnostus cyclopygeformis, Rhaptagnostus apsis, Rhaptagnostus convexiformis, Rhaptagnostus ciliensis, Rhaptagnostus changshanensis, Rhaptagnostus plenus, Rhaptagnostus pseudoconvergens, Rhaptagnostus bifax, Rhaptagnostus obsoletus, Rhaptagnostus anhuiensis, Rhaptagnostus gunnari, Rhaptagnostus auctor, Rhaptagnostus heteromorphus, Rhaptagnostus elix

Type specimen: Its type locality is Chuxian-Quanjiao, middle Langyashan Formation, which is in a Paibian carbonate limestone in the Langyashan Formation of China

Ecology: slow-moving epifaunal detritivore

Distribution: found only at Chuxian-Quanjiao, middle Langyashan Formation

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Specimen images are retrieved through the ePANDDA API.