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Tenellodermis
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Spiriferida
Superfamily:
Martinioidea
Family:
Tenellodermidae
Formal Genus Name and Reference:
Tenellodermis HAVLÍČEK, 1971, p. 11
Type Species:
T. microdermis, OD
Images
(Click to enlarge in a new window)
Fig. 1147, 2a-b. * T. microdermis, Lochkovian, Czech Republic, dorsal and ventral views, X2 (Havlíček, 1971).——Fig. 1147, 2 c-e. T. tenellus (Barrande), Ludlow, Czech Republic, c-d, anterior and lateral views, X1.5 (Havlíček, 1959), e, ornament, X50 (Havlíček, 1971).
Synonyms
Geographic Distribution
Czech Republic, USA (Nevada)
Age Range
Beginning Stage in Treatise Usage:
Silurian (upper Wenlock)
Beginning International Stage:
Homerian
Fraction Up In Beginning Stage:
50
Beginning Date:
428.68
Ending Stage in Treatise Usage:
Lower Devonian (Lochkovian)
Ending International Stage:
Lochkovian
Fraction Up In Ending Stage:
100
Ending Date:
412.4
Description
Small to medium size, slightly transverse with high, catacline to procline ventral interarea, cardinal extremities rounded, sulcus and corresponding fold well delimited, shallow, commissure uniplicate, flanks smooth or bearing few (1 to 4) wide, low, rounded anterior plications, microornament of fine growth lines and minute pits either aligned between radial capillae or randomly arranged, dental plates long, thin, crural plates lacking, cardinal process consisting of simple tubercle.
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Spiriferida
Superfamily:
Martinioidea
Family:
Tenellodermidae
Formal Genus Name and Reference:
Tenellodermis HAVLÍČEK, 1971, p. 11
Type Species:
T. microdermis, OD
Images
(Click to enlarge in a new window)
Fig. 1147, 2a-b. * T. microdermis, Lochkovian, Czech Republic, dorsal and ventral views, X2 (Havlíček, 1971).——Fig. 1147, 2 c-e. T. tenellus (Barrande), Ludlow, Czech Republic, c-d, anterior and lateral views, X1.5 (Havlíček, 1959), e, ornament, X50 (Havlíček, 1971).
Synonyms
Geographic Distribution
Czech Republic, USA (Nevada)
Age Range
Beginning Stage in Treatise Usage:
Silurian (upper Wenlock)
Beginning International Stage:
Homerian
Fraction Up In Beginning Stage:
50
Beginning Date:
428.68
Ending Stage in Treatise Usage:
Lower Devonian (Lochkovian)
Ending International Stage:
Lochkovian
Fraction Up In Ending Stage:
100
Ending Date:
412.4
Description
Small to medium size, slightly transverse with high, catacline to procline ventral interarea, cardinal extremities rounded, sulcus and corresponding fold well delimited, shallow, commissure uniplicate, flanks smooth or bearing few (1 to 4) wide, low, rounded anterior plications, microornament of fine growth lines and minute pits either aligned between radial capillae or randomly arranged, dental plates long, thin, crural plates lacking, cardinal process consisting of simple tubercle.