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Eoreticularia
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Spiriferida
Superfamily:
Reticularioidea
Family:
Reticulariidae
Formal Genus Name and Reference:
Eoreticularia Nalivkin in FREDERIKS, 1924, p. 314
Type Species:
Spirifer indifferens BARRANDE, 1848, p. 159, OD
Images
(Click to enlarge in a new window)
Fig. 1237, 1a-e. *E. indifferens (Barrande), Emsian, Czech Republic, a-d, dorsal, ventral, anterior, lateral views, X1.5, e, transverse section of dorsal valve, X3 (Havlíček, 1959).——Fig. 1237, 1f. E. fraterna (Barrande), Emsian, Czech Republic, transverse section showing delthyrial plate, X3 (Havlíček, 1959).
Synonyms
Geographic Distribution
Czech Republic, Poland, Germany, Kazakhstan, Urals, China, Morocco, Algeria, Mauritania
Age Range
Beginning Stage in Treatise Usage:
Silurian (Ludlow)
Beginning International Stage:
Gorstian
Fraction Up In Beginning Stage:
0
Beginning Date:
426.74
Ending Stage in Treatise Usage:
Upper Devonian (Frasnian)
Ending International Stage:
Frasnian
Fraction Up In Ending Stage:
100
Ending Date:
371.1
Description
Medium to large, equidimensional to slightly transverse, with rounded cardinal extremities, low, curved ventral interarea, fold obscure, sulcus shallow, deepening anteriorly and producing uniplicate commissure, lateral plications generally lacking or very faintly expressed, microornament of growth lamellae and minute granules arranged in radial rows, lacking spines, long, thin dental plates and delthyrial plate or ridge, short crural plates joining median septum or ridge, cardinal process smooth.
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Spiriferida
Superfamily:
Reticularioidea
Family:
Reticulariidae
Formal Genus Name and Reference:
Eoreticularia Nalivkin in FREDERIKS, 1924, p. 314
Type Species:
Spirifer indifferens BARRANDE, 1848, p. 159, OD
Images
(Click to enlarge in a new window)
Fig. 1237, 1a-e. *E. indifferens (Barrande), Emsian, Czech Republic, a-d, dorsal, ventral, anterior, lateral views, X1.5, e, transverse section of dorsal valve, X3 (Havlíček, 1959).——Fig. 1237, 1f. E. fraterna (Barrande), Emsian, Czech Republic, transverse section showing delthyrial plate, X3 (Havlíček, 1959).
Synonyms
Geographic Distribution
Czech Republic, Poland, Germany, Kazakhstan, Urals, China, Morocco, Algeria, Mauritania
Age Range
Beginning Stage in Treatise Usage:
Silurian (Ludlow)
Beginning International Stage:
Gorstian
Fraction Up In Beginning Stage:
0
Beginning Date:
426.74
Ending Stage in Treatise Usage:
Upper Devonian (Frasnian)
Ending International Stage:
Frasnian
Fraction Up In Ending Stage:
100
Ending Date:
371.1
Description
Medium to large, equidimensional to slightly transverse, with rounded cardinal extremities, low, curved ventral interarea, fold obscure, sulcus shallow, deepening anteriorly and producing uniplicate commissure, lateral plications generally lacking or very faintly expressed, microornament of growth lamellae and minute granules arranged in radial rows, lacking spines, long, thin dental plates and delthyrial plate or ridge, short crural plates joining median septum or ridge, cardinal process smooth.