Trilobita - Corynexochida - Leiostegiidae
Synonyms: Hexianella Zhang 1983, Plesiyuepingia Xiang and Zhou 1987
Parent taxon: Leiostegiidae according to Z. Q. Zhou and Z. Y. Zhou 2019
See also Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: Aedotes, Annamitella, Brackebuschia, Chiawangella, Cholopilus, Chosenia, Chuangiella, Chuangioides, Chuangiopsis, Eochuangia, Geminiclavula, Iranaspis, Kepisis, Leiostegium, Linguchuangia, Lloydia, Meropalla, Pagodiidae, Pagodiinae, Plethopeltella, Prochuangia, Pseudocalymene, Reubenella, Schantungia, Tinaspis, Wanshania
Subtaxa: Agerina acutilimbata Agerina clymene Agerina elongata Agerina erratica Agerina ferrigena Agerina parva Agerina quadrata
Type: Agerina erratica
Ecology: nektobenthic carnivore
Distribution:
• Volkhov of the Russian Federation (11 collections), Sweden (2)
• Langevoja of Sweden (6)
• Valaste of Sweden (1)
• Arenig of Sweden (1)
• Arenigian of China (11)
• Ordovician of Canada (1: Northwest Territories), China (5), the Czech Republic (1), Ireland (1), Kazakhstan (2), Morocco (2), the Russian Federation (1), Sweden (3)
• Tremadoc of the Czech Republic (2), Sweden (2)
Total: 52 collections including 56 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.