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Cleviceras elegans

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( a )  <span class="search-highlight">Cleviceras</span>  cf.  <span class="search-highlight">elegans</span>  (YORYM: 2018.136) with in-situ aptychus ( ...
Published: 21 April 2022
Fig. 1. ( a ) Cleviceras cf. elegans (YORYM: 2018.136) with in-situ aptychus ( b ) in insert (Scale bar in cm).
Journal Article
Published: 21 April 2022
Proceedings of the Yorkshire Geological Society (2022) 64 (1): pygs2019-001.
...Fig. 1. ( a ) Cleviceras cf. elegans (YORYM: 2018.136) with in-situ aptychus ( b ) in insert (Scale bar in cm). ...
FIGURES
Journal Article
Published: 01 April 1998
Journal of the Geological Society (1998) 155 (2): 421–422.
...) comprise a horizon characterized by Eleganticeras elegantulum; Beds 35 36 (2.43 m) are characterized by Cleviceras exaratum, whilst Beds 37 40 (2.35 m) comprise the horizon of Cleviceras elegans. Howarth (1992, p. 6) noted these faunal subdivisions of the subzone, but did not accord them horizon status...
Journal Article
Published: 29 January 2003
Canadian Journal of Earth Sciences (2003) 40 (1): 45–63.
... keel present. Our specimen closely resembles both Cleviceras elegans (J. Sowerby 1815), the more involute of the two species in that genus, and Harpoceras subplanatum (Oppel 1856), the most involute species in that genus, having falcoid rather than falcate ribs, and lacking development...
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Journal Article
Published: 01 May 2009
Journal of Micropalaeontology (2009) 28 (1): 67–85.
... levels; however, Cleviceras exaratum (Young & Bird) is rare and known only from two loose specimens. No ammonites are known from Seavington section 1, beds 4 and 5; these levels are provisionally included in the Exaratum Subchronozone, and may represent parts of the subchronozone apparently absent...
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Series: Geological Society, London, Special Publications
Published: 03 November 2021
DOI: 10.1144/SP514-2020-232
EISBN: 9781786209993
... ) semicelatum , D . ( O .) crosbeyi ). The overlying 40 cm of succession did not yield any ammonites. The presence of Cleviceras elegans in a bed 50 cm above the base of the section and especially the co-occurrence of C . elegans with Harpoceras serpentinum in nodular layers 70 and 120 cm above...
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Series: Geological Society, London, Special Publications
Published: 03 November 2021
DOI: 10.1144/SP514-2020-263
EISBN: 9781786209993
... . Ammonoid biostratigraphy and assemblage composition (KP) The Toarcian ‘Junction Bed’, or Barrington Member, of the Ilminster district has long been known as a rich source of ammonoid fossils, with species such as Ammonites elegans , now Cleviceras elegans , first being described as long ago as 1815...
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