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Cupressocrinites

Classification

    Phylum:  
Echinodermata
    Subphylum:  
Crinozoa
    Class:  
Crinoidea
    Subclass:  
Inadunata
    Order:  
Cladida
    Suborder:  
Poteriocrinina
    Superfamily:  
Cupressocrinitacea
    Family:  
Cupressocrinitidae
    Formal Genus Name and Reference:  
Cupressocrinites GOLDFUSS, 1831, p. 212
    Type Species:  
C. crassus, SD Wachsmuth & SPRINGER, 1886, p. 105


Images

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Fossil Image
Fig. 430, 2a-d. { ^{* C. crassus, M.Dev., Ger., 2a-c, lat. view of crown, ventral and dorsal views of cup, x1.5, 2 d, ventral view of brachials and pinnules, x3 (Schultze, 1867).-Fig. 430, 2e-g. C. abbreviatus Goldfuss, M.Dev., Ger., 2 e, lat. view of crown, x1, 2 f, dorsal view of cup, x1, 2 g, ventral view of cup and orals, x1 (Schultze, 1867).- Fig. 430, 2 h. Plate diagram for genus (radials black) (Moore, n).


Synonyms

Cupressocrinus; Cypellocrinites; Cypressocrinites; Cypellocrinus; Halocrinites; Halocrinus; Procupressocrinus; Aviadocrinus


Geographic Distribution

Eu. (Ger.-Spain-Belg.-Eng.)


Age Range

    Beginning Stage in Treatise Usage:  
L.Dev.
    Beginning International Stage:  
Lochkovian
    Fraction Up In Beginning Stage:  
0
    Beginning Date:  
419
    Ending Stage in Treatise Usage:  
U.Dev.
    Ending International Stage:  
Famennian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
359.3


Description

Cup cone to bowl shaped, symmetrical, without anal plates; infrabasals low, fused; radial facets wide (plenary) with large axial nerve canal. Tegmen with flattened orals enclosing ambulacral tracts from arms; posterior oral madreporitic; anal sac small. Five massive arms uniserial, with delicate pinnules covering deep ambulacral grooves.




References



Museum or Author Information

Schultze, 1867