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Oxycolpella
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Athyridida
Superfamily:
Athyridoidea
Family:
Diplospirellidae
Formal Genus Name and Reference:
Oxycolpella Dagys, 1962, p. 68
Type Species:
Spirigera oxycolpos Suess, 1854, p. 4517, OD, =Spirigera oxycolpos SUESS, 1853, p. 287, nom. nud.
Images
(Click to enlarge in a new window)
Fig. 1054a-bb. *O. oxycolpos (Suess), Rhaetian, Austria, $a-d$, lectotype, dorsal, lateral, anterior, and posterior views, MGBW 1074, x1$ (Pearson, 1977), $e-q$, transverse serial sections $2.3, 3.1, 3.9, 4.5, 11.6, 12.8, 15.0$, $15.5, 16.0, 16.3, 16.9, 17.7, 19.3 \\mathrm{~mm}$ from ventral umbo, MGBW PC.Nr. 69 (adapted from Pearson, 1977), $r-b b$, transverse serial sections $0.8, 2.4, 3.6$, $5.0, 6.1, 6.6, 7.7, 8.5, 9.2, 10.0, 11.1 \\mathrm{~mm}$ from ventral umbo, distance from ventral umbo to first section approximate, northern Caucasus (adapted from Dagys, 1962).
Synonyms
Dictyonathyris
Geographic Distribution
Slovakia, Bavaria, southern Austria, Hungary, Romania, Turkey, Iran, Himalayas, Pamir, southern and northwestern China, New Caledonia, New Zealand, northern Chile
Age Range
Beginning Stage in Treatise Usage:
Upper Triassic
Beginning International Stage:
Carnian
Fraction Up In Beginning Stage:
0
Beginning Date:
237
Ending Stage in Treatise Usage:
Upper Triassic
Ending International Stage:
Rhaetian
Fraction Up In Ending Stage:
100
Ending Date:
201.36
Description
Round to rounded pentagonal, growth laminae irregular, large foramen, thick delthyrial plate, sessile pedicle collar may be present, cardinal plate massive, subquadrate, cardinal flanges strongly developed, serrated, ventrally concave, projecting into delthyrial cavity
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Athyridida
Superfamily:
Athyridoidea
Family:
Diplospirellidae
Formal Genus Name and Reference:
Oxycolpella Dagys, 1962, p. 68
Type Species:
Spirigera oxycolpos Suess, 1854, p. 4517, OD, =Spirigera oxycolpos SUESS, 1853, p. 287, nom. nud.
Images
(Click to enlarge in a new window)
Fig. 1054a-bb. *O. oxycolpos (Suess), Rhaetian, Austria, $a-d$, lectotype, dorsal, lateral, anterior, and posterior views, MGBW 1074, x1$ (Pearson, 1977), $e-q$, transverse serial sections $2.3, 3.1, 3.9, 4.5, 11.6, 12.8, 15.0$, $15.5, 16.0, 16.3, 16.9, 17.7, 19.3 \\mathrm{~mm}$ from ventral umbo, MGBW PC.Nr. 69 (adapted from Pearson, 1977), $r-b b$, transverse serial sections $0.8, 2.4, 3.6$, $5.0, 6.1, 6.6, 7.7, 8.5, 9.2, 10.0, 11.1 \\mathrm{~mm}$ from ventral umbo, distance from ventral umbo to first section approximate, northern Caucasus (adapted from Dagys, 1962).
Synonyms
Dictyonathyris
Geographic Distribution
Slovakia, Bavaria, southern Austria, Hungary, Romania, Turkey, Iran, Himalayas, Pamir, southern and northwestern China, New Caledonia, New Zealand, northern Chile
Age Range
Beginning Stage in Treatise Usage:
Upper Triassic
Beginning International Stage:
Carnian
Fraction Up In Beginning Stage:
0
Beginning Date:
237
Ending Stage in Treatise Usage:
Upper Triassic
Ending International Stage:
Rhaetian
Fraction Up In Ending Stage:
100
Ending Date:
201.36
Description
Round to rounded pentagonal, growth laminae irregular, large foramen, thick delthyrial plate, sessile pedicle collar may be present, cardinal plate massive, subquadrate, cardinal flanges strongly developed, serrated, ventrally concave, projecting into delthyrial cavity