 | 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... 10 KB (956 words) - 02:07, 8 September 2023 |
Cambrian chordates (section Metaspriggina walcotti) University of Camerino published the classification in 1993, giving the name Metaspriggina walcotti, an animal with unknown identity. Conway Morris recovered additional... 24 KB (2,720 words) - 21:27, 10 March 2024 |
 | S2CID 4234408. Conway Morris, S. (2008). "A Redescription of a Rare Chordate, Metaspriggina walcotti Simonetta and Insom, from the Burgess Shale (Middle Cambrian)... 51 KB (4,719 words) - 06:08, 14 April 2024 |
 | vertebrates or transitional between olfactores and vertebrates are: Metaspriggina Yunnanozoon Palaeospondylus Zhongxiniscus Haikouella Yang, C.; Li, X... 3 KB (270 words) - 15:45, 23 December 2022 |
 | †Metaspriggina Vertebrata (crown group)... 60 KB (6,217 words) - 22:53, 17 April 2024 |
 | Infraphylum: Agnatha Cope, 1889 Groups included †Myllokunmingiida †Metaspriggina? †Haikouellidae †Conodonta Ostracodermi †Pteraspidomorphi †Thelodontomorphi... 41 KB (2,703 words) - 16:50, 25 April 2024 |
 | †Metaspriggina Vertebrata (crown group)... 21 KB (1,727 words) - 12:24, 22 April 2024 |
 | with the openings on the side of the body being used to expel water. Metaspriggina Pikaia Xianguang, Hou; RamsköLd, Lars; BergströM, Jan (October 1991)... 7 KB (712 words) - 08:14, 4 April 2024 |
 | Park. From the same location, other fish-like animal fossils named Metaspriggina were discovered in 1993. Conway Morris identified the animals as another... 48 KB (5,647 words) - 02:00, 27 April 2024 |
Conway Morris, Simon (2008). "A Redescription of a Rare Chordate, Metaspriggina Walcotti Simonetta and Insom, from the Burgess Shale (Middle Cambrian)... 135 KB (15,544 words) - 18:10, 10 April 2024 |
 | larvaformis (119 specimens as 2020) Molaria spinifera Selkirkia tubes Metaspriggina walcotti (235 specimens as 2020) Banffia Oesia disjuncta (Margaretia... 12 KB (1,151 words) - 03:32, 3 December 2023 |
 | Morris, Simon Conway (March 2008). "A redescription of a rare chordate, Metaspriggina Walcotti Simonetta and Insom, from the Burgess Shale (Middle Cambrian)... 48 KB (5,690 words) - 06:55, 25 March 2024 |
 | Chordata Genus Abundance Notes Images Metaspriggina around 100 specimens mainly from Marble canyon A genus of animal that is considered to represent a... 72 KB (1,446 words) - 18:35, 16 April 2024 |
 | R S T U V W X Y Z See also †Mayomyzon †Mesomyzon †Metapolygnathus †Metaspriggina †Myllokunmingia †Myxinikela Contents: A B C D E F G H I J K L M N O... 13 KB (1,368 words) - 17:28, 11 March 2022 |
chordate, in other words an evolutionary "aunt" of living chordates. Metaspriggina, also found in the Burgess Shale but even rarer, may be a chordate,... 94 KB (9,327 words) - 19:04, 26 April 2024 |
 | pancrustaceans such as Tokummia and Balhuticaris, the primitive chordate Metaspriggina, and the isoxyid arthropod Surusicaris. Like all stem and total group... 16 KB (1,611 words) - 21:47, 10 March 2024 |
 | annelid Kootenayscolex. Well-preserved specimens of primitive chordate Metaspriggina are also known from there. Paleobiota of the Burgess Shale Izquierdo-López... 17 KB (1,658 words) - 21:49, 10 March 2024 |
S2CID 133486523. Conway Morris, S. (2008). "A Redescription of a Rare Chordate, Metaspriggina walcotti Simonetta and Insom, from the Burgess Shale (Middle Cambrian)... 40 KB (4,584 words) - 21:28, 10 March 2024 |
 | also involved the redescription of Pikaia, a primitive chordate, and Metaspriggina, a primitive fish. Several animals–Odontogriphus, Wiwaxia, Nectocaris... 6 KB (489 words) - 11:49, 19 March 2023 |
S2CID 133486523 Conway Morris, S. (2008), "A Redescription of a Rare Chordate, Metaspriggina walcotti Simonetta and Insom, from the Burgess Shale (Middle Cambrian)... 6 KB (663 words) - 11:52, 11 December 2023 |
Fletcher et al. (2014). New fossil material of the Cambrian chordate Metaspriggina walcotti is described by Conway Morris and Caron (2014), who reinterpret... 81 KB (4,461 words) - 15:50, 14 February 2024 |
clearly-differentiated tail fin, based on data from an abstracted model of Metaspriggina walcotti, is published by Rival, Yang & Caron (2021). A study on the... 104 KB (8,382 words) - 18:09, 25 April 2024 |