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Extinct genus of Cambrian Era Chordate
Nesonektris aldridgei is an extinct vetulicolian from the Late Botomian-aged Emu Bay Shale Lagerstätte in Kangaroo Island, Australia. So far, it is the
Nesonektris
Extinct Cambrian group of animals
Vetulicolia, who assume that both Pikaia and Nesonektris lacked a notochord, similarly note that scoring Nesonektris as having a notochord did not significantly
Vetulicolia
Extinct Cambrian group of marine animals
contains the families Vetulicolidae and Didazoonidae) and the genus Nesonektris, which is of uncertain placement. It is distinguished from the Banffozoa
Vetulicolida
Cambrian fossil chordate
Chordata Banffia† Heteromorphus† Skeemella† Nesonektris† Vetulicolidae† Didazoon† Pomatrum† Yuyuanozoon† Yunnanozoon† Cathaymyrus† Pikaia† Chordata Cephalochordata
Yunnanozoon
Extinct Cambrian family of vetulicolid animals
more details of the anterior opening and posterior segment annulations. Nesonektris has also been assigned to Didazoonidae by some workers, but this has
Didazoonidae
Extinct Cambrian family of vetulicolian animals
group within a paraphyletic Vetulicolia, crownwards of Banffozoa and Nesonektris but basal to Didazoonidae. It is the only vetulicolian family that was
Vetulicolidae
Extinct genus of Cambrian organisms
Banffiidae Banffia Heteromorphus Skeemella Vetulicolida Incertae sedis Nesonektris Vetulicolata Vetulicolidae Beidazoon Ooedigera Vetulicola Didazoonidae
Banffia
Fossil genus of marine animal
Vetulicolia† Vetulicola† "Vetulicolidae" Beidazoon† Ooedigera† Pomatrum† / Xidazoon† Didazoon† Yuyuanozoon† Banffia† Heteromorphus† Nesonektris†
Vetulicola
Cambrian age animal
Chordata Banffia† Heteromorphus† Skeemella† Nesonektris† Vetulicolidae† Didazoon† "Didazoonidae" Pomatrum† Yuyuanozoon† Yunnanozoon† Cathaymyrus† Pikaia†
Didazoon
Extinct Cambrian family of animals
Chordata Banffia† Heteromorphus† Skeemella† Nesonektris† Vetulicolidae† Didazoon† Pomatrum† Yuyuanozoon† Yunnanozoon† Cathaymyrus† Pikaia† Chordata (crown
Banffiidae
Cambrian genus of animals
Chordata Banffia† Heteromorphus† Skeemella† Nesonektris† Vetulicolidae† Didazoon† "Didazoonidae" Pomatrum† Yuyuanozoon† Yunnanozoon† Cathaymyrus† Pikaia†
Yuyuanozoon
Species of vetulicolian invertebrate
a notochord-like structure, as have some other vetulicolians such as Nesonektris and Vetulicola. The recent consensus places vetulicolians as stem-chordates
Shenzianyuloma
Extinct genus of bilaterians
Banffiidae Banffia Heteromorphus Skeemella Vetulicolida Incertae sedis Nesonektris Vetulicolata Vetulicolidae Beidazoon Ooedigera Vetulicola Didazoonidae
Skeemella
Cambrian age animal
Chordata Banffia† Heteromorphus† Skeemella† Nesonektris† Vetulicolidae† Didazoon† "Didazoonidae" Pomatrum† Yuyuanozoon† Yunnanozoon† Cathaymyrus† Pikaia†
Pomatrum
Extinct genus of Cambrian organisms
Chordata Banffia† Heteromorphus† Skeemella† Nesonektris† Vetulicolidae† Didazoon† Pomatrum† Yuyuanozoon† Yunnanozoon† Cathaymyrus† Pikaia† Chordata (crown
Heteromorphus
Extinct Cambrian group of marine animals
Chordata Banffia† Heteromorphus† Skeemella† Nesonektris† Vetulicolidae† Didazoon† Pomatrum† Yuyuanozoon† Yunnanozoon† Cathaymyrus† Pikaia† Chordata (crown
Banffozoa
Extinct species of Cambrian organism
Vetulicolia† Vetulicola† Pomatrum† / Xidazoon† Didazoon† Beidazoon† Yuyuanozoon† Banffia† Heteromorphus† Ooedigera† Nesonektris†
Beidazoon
Ovoid Cambrian animal with a bulbous tail
others are an undescribed specimen from Mural Formation, Canada and Nesonektris from Emu Bay Shale, Australia). The taxonomic position of Vetulicolia
Ooedigera
Geological formation in South Australia
Non-arthropod animals Genus Species Notes Images Nesonektris N. aldridgei A member of Vetulicolia, a group of basal chordates often considered to be close
Emu_Bay_Shale
Nesonektris Gen. et sp. nov Valid García-Bellido et al. Cambrian Emu Bay Shale Australia A member of Vetulicolida. The type species is Nesonektris aldridgei
2014_in_paleontology
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