Plethoschisma grandis

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Journal Article
Published: 01 January 2000
Journal of Paleontology (2000) 74 (1): 67–071.
... orientation offers corroborating line of evidence suggesting a periproct-down life posture for pleurocystitids, and indeed some pleurocystitid communities have been recovered with the majority of specimens buried with the periproctal side down. Of 13 specimens of Plethoschisma grandis described by Sprinkle...
FIGURES | View All (4)
Journal Article
Published: 01 May 2000
Journal of Paleontology (2000) 74 (3): 487–491.
... of large pectinirhombs on B2/IL1 and B2/IL2 ( Sprinkle, 1982) . Consequently, B1 and B3 were foreshortened on the B2 side to compensate for these extended sutures. Sutural shifts are also present in the pleurocystitid rhombiferan Plethoschisma grandis where tremendously long pectinirhombs on B2/IL2...
Series: Geological Society, London, Memoirs, Geological Society, London, Memoirs
Published: 01 January 2013
DOI: 10.1144/M38.14
EISBN: 9781862396425
... at low latitudes. This province can be defined by its endemic parablastoids ( Blastoidocrinus rossi , B . nevadaensis and Parabolablastus elongatus ), eocrinoids ( Mandalacystis dockeryi ) and rhombiferans ( Hadrocystis pauli , Plethoschisma grandis , and Deltacystis symmetricus ; Sprinkle 1973...
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