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Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Conularia porcella
Taxonomy
Conularia porcella was named by Robson and Young (2013) [= 1897 Conularia asperata (Billings); WHITEAVES, p. 201, pl. 21, figs. 2, 2a.
?= 1996 Conularia trentonensis (Hall); VAN ITEN, H., J. A. FITZKE, AND R.S. COX, pl. 3, figs. 1, 2.]. Its type specimen is MM I-4234 and is a 3D body fossil. Its type locality is McBeth Point-Cat Head-Lynx Point, Lake Winnipeg, which is in a Maysvillian carbonate dolomite/chert in the Red River Formation of Canada.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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2013 | Conularia porcella Robson and Young pp. 777 - 779 figs. 2, 4.1–4.7 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Conularia porcella Robson and Young 2013
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Diagnosis
Reference | Diagnosis | |
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S. P. Robson and G. A. Young 2013 | Ribs confluent at midline, crossing corners without deflection, numbering 17–27 per cm. Two sets of alternating longitudinal ridges occupy spaces between transverse ribs: primary ridges extend towards apex from node on apertural rib; thinner, secondary ridges extend towards aperture from node on apical rib. |
Measurements
No measurements are available
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Source: f = family, o = order | |||||
References: Neal and Hannibal 2000, Kiessling 2004 |
Age range: Maysvillian or 450.20000 to 449.60000 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Maysvillian | Canada (Manitoba) | Conularia asperata (type locality: 120497) Conularia porcella (27189 174048) |