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Echinocorys
Classification
Phylum:
Echinodermata
Subphylum:
Echinozoa (sea urchins, holothurians, etc.)
Class:
Echinoidea
Subclass:
Euechinoidea (sand dollars) - Superorder Atelostomata
Order:
Holasteroida
Family:
Holasteridae
Formal Genus Name and Reference:
Echinocorys LESKE, 1778, p. 175
Type Species:
*E. scutatus (=E. vulgaris Breynius, 1732, pre-Linnean, cited by Leske, p. 177, as synonym of E. scutatus), SD LAMBERT, 1898, p. 179
Images
(Click to enlarge in a new window)
Fig. 416,8. *E. scutatus, Senon., Eng., 8a,b, oral, lat., X0.7, 8 c, apical system, enlarged (173)
Synonyms
Echinocorytes, Ananchites, Oolaster, Corculum, Galeola
Geographic Distribution
Eu., Asia Minor, Madag., N.Am.
Age Range
Beginning Stage in Treatise Usage:
U. Cret.(Turon.)
Beginning International Stage:
Turonian
Fraction Up In Beginning Stage:
0
Beginning Date:
93.9
Ending Stage in Treatise Usage:
Paleog.(Dan.)
Ending International Stage:
Danian
Fraction Up In Ending Stage:
100
Ending Date:
61.66
Description
Subconical aborally, ambulacra nonpetaloid, pores round or outer pore slightly elongate, near center of plates, periproct inframarginal, no labrum, no fascioles
References
Museum or Author Information
Classification
Phylum:
Echinodermata
Subphylum:
Echinozoa (sea urchins, holothurians, etc.)
Class:
Echinoidea
Subclass:
Euechinoidea (sand dollars) - Superorder Atelostomata
Order:
Holasteroida
Family:
Holasteridae
Formal Genus Name and Reference:
Echinocorys LESKE, 1778, p. 175
Type Species:
*E. scutatus (=E. vulgaris Breynius, 1732, pre-Linnean, cited by Leske, p. 177, as synonym of E. scutatus), SD LAMBERT, 1898, p. 179
Images
(Click to enlarge in a new window)
Fig. 416,8. *E. scutatus, Senon., Eng., 8a,b, oral, lat., X0.7, 8 c, apical system, enlarged (173)
Synonyms
Echinocorytes, Ananchites, Oolaster, Corculum, Galeola
Geographic Distribution
Eu., Asia Minor, Madag., N.Am.
Age Range
Beginning Stage in Treatise Usage:
U. Cret.(Turon.)
Beginning International Stage:
Turonian
Fraction Up In Beginning Stage:
0
Beginning Date:
93.9
Ending Stage in Treatise Usage:
Paleog.(Dan.)
Ending International Stage:
Danian
Fraction Up In Ending Stage:
100
Ending Date:
61.66
Description
Subconical aborally, ambulacra nonpetaloid, pores round or outer pore slightly elongate, near center of plates, periproct inframarginal, no labrum, no fascioles