-
Metaspriggina is a
genus of
chordate initially known from two
specimens in the
Middle Cambrian Burgess Shale and 44
specimens found in 2012 at the Marble...
-
University of
Camerino published the
classification in 1993,
giving the name
Metaspriggina walcotti, an
animal with
unknown identity.
Conway Morris recovered additional...
-
genus as
closely related to
other Laurentian stem-vertebrates such as
Metaspriggina and
Emmonaspis (possible
early vertebrate). The
Nuucichthys holotype...
- S2CID 4234408.
Conway Morris, S. (2008). "A
Redescription of a Rare Chordate,
Metaspriggina walcotti Simonetta and Insom, from the
Burgess Shale (Middle Cambrian)...
- accepted,
until a 2024
study found Emmonsaspis to be in a
polytomy with
Metaspriggina and
Nuucichthys as a
basal chordate. Lerosey-Aubril, R.; Ortega-Hernández...
- (Terrenuevian;
junior synonym: Haikouella)
Zhongxiniscus (Cambrian
Stage 3)
Metaspriggina (Middle Cambrian)
Palaeospondylus (Middle Devonian) Yang, C.; Li, X...
-
Metaspriggina...
- with the
openings on the side of the body
being used to
expel water.
Metaspriggina Pikaia Xianguang, Hou; RamsköLd, Lars; BergströM, Jan (October 1991)...
-
larvaformis (119
specimens as 2020)
Molaria spinifera Selkirkia tubes Metaspriggina walcotti (235
specimens as 2020)
Banffia Oesia disjuncta (Margaretia...
- †
Metaspriggina Vertebrata (crown group)...
