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Calceocrinus barrandii

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Figure 12 —Primary types of <span class="search-highlight">Calceocrinus</span> <span class="search-highlight">barrandii</span> from the Walcott-Rust...

Figure 12 —Primary types of Calceocrinus barrandii from the Walcott-Rust...

Published: 01 January 2008
Figure 12 —Primary types of Calceocrinus barrandii from the Walcott-Rust Quarry; crinoids from MCZ and coated with ammonium chloride; note slender aboral cups, finely pitted plates, numerous main axils and alphabrachs, unbranched E ray arm, and hinges with crowns in more or less upright position
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Figure 13 —Drawings of primary types of <span class="search-highlight">Calceocrinus</span> <span class="search-highlight">barrandii</span> from the ...

Figure 13 —Drawings of primary types of Calceocrinus barrandii from the ...

Published: 01 January 2008
Figure 13 —Drawings of primary types of Calceocrinus barrandii from the Walcott-Rust Quarry showing arm structure with numerous main axils and alphabrachs and unbranched E ray arms; crinoids from MCZ. 1 , D and E rays of lectotype, 113420, ×4.2. 2 , D ray view of paralectotype, 106409, ×2.7
Journal Article

SOME DISPARID CRINOIDS FROM THE UPPER ORDOVICIAN (SHERMANIAN) WALCOTT-RUST QUARRY OF NEW YORK

JAMES C. BROWER
Published: 01 January 2008
Journal of Paleontology (2008) 82 (1): 57–77.
DOI: https://doi.org/10.1666/06-077.1
...Figure 12 —Primary types of Calceocrinus barrandii from the Walcott-Rust Quarry; crinoids from MCZ and coated with ammonium chloride; note slender aboral cups, finely pitted plates, numerous main axils and alphabrachs, unbranched E ray arm, and hinges with crowns in more or less upright position...
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Figure 7 . Graph showing relative abundance distribution for species of su...

Figure 7 . Graph showing relative abundance distribution for species of su...

Published: 01 March 2011
 =  Ectenocrinus simplex , 3 =  Cheirocystis anatiformis , 4 =  Iocrinus trentonensis , 5 =  Rhaphanocrinus subnodosus , 6 =  Merocrinus curtus , 7 =  Pycnocrinus argutus , 8 =  Calceocrinus barrandii , 9 =  Amygdalocystites florealis , 10 =  Dendrocrinus gregarius , 11 =  Merocrinus retractilis .
Journal Article

Paleoecology of Suspension-Feeding Echinoderm Assemblages from the Upper Ordovician (Katian, Shermanian) Walcott-Rust Quarry of New York

James C. Brower
Published: 01 March 2011
Journal of Paleontology (2011) 85 (2): 369–391.
DOI: https://doi.org/10.1666/10-066.1
... =  Ectenocrinus simplex , 3 =  Cheirocystis anatiformis , 4 =  Iocrinus trentonensis , 5 =  Rhaphanocrinus subnodosus , 6 =  Merocrinus curtus , 7 =  Pycnocrinus argutus , 8 =  Calceocrinus barrandii , 9 =  Amygdalocystites florealis , 10 =  Dendrocrinus gregarius , 11 =  Merocrinus retractilis . ...
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Journal Article

CAMERATE AND CLADID CRINOIDS FROM THE UPPER ORDOVICIAN (KATIAN, SHERMANIAN) WALCOTT-RUST QUARRY OF NEW YORK

JAMES C. BROWER
Published: 01 July 2010
Journal of Paleontology (2010) 84 (4): 626–645.
DOI: https://doi.org/10.1666/09-145.1
... region were positioned high above the seafloor, and incomplete stem segments up to about 800 mm long are known. The Walcott-Rust Quarry cladids all possessed wider food grooves than the camerates, so they were able to catch larger food particles. The column of Calceocrinus barrandii Walcott, 1883...
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Journal Article

THE PALEOBIOLOGY AND ONTOGENY OF CINCINNATICRINUS VARIBRACHIALUS FROM THE MIDDLE ORDOVICIAN (SHERMANIAN) WALCOTT-RUST QUARRY OF NEW YORK

JAMES C. BROWER
Published: 01 January 2005
Journal of Paleontology (2005) 79 (1): 152–174.
DOI: https://doi.org/10.1666/0022-3360(2005)079<0152:TPAOOC>2.0.CO;2
... Walcott, 1884 , and M. retractilis ( Walcott, 1884 ); disparids, Iocrinus trentonensis Walcott, 1884 and Calceocrinus barrandii Walcott, 1884 . The wider pentameric stems and their “lichenocrinid” holdfasts must belong to larger and older individuals of Cincinnaticrinus varibrachialus than...
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