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Paraclimacograptus
Classification
Phylum:
Hemichordata
Class:
Pterobranchia
Subclass:
Graptolithina
Order:
Graptoloidea
Suborder:
Axonophora
Infraorder:
Neograptina
Superfamily:
Retiolitoidea
Family:
Neodiplograptidae
Formal Genus Name and Reference:
Paraclimacograptus Pर̌IBYL, 1947, p. 4
Type Species:
*Climacograpsus innotatus NICHOLSON, 1869, p. 238, OD
Images
(Click to enlarge in a new window)
Fig. 257,4a-b. *P. innotatus (Nicholson), 4a, SM A20222, Dob's Linn, Scotland, topotype, 'typical specimen' of Elles & Wood (1906, pl. 27,10a) (Riva, 1988, fig. 5L), 4b, GSC 104929, isolated specimen, Sakmara Formation, southern Urals, Russia (Russel, Melchin, & Koren' 2000, fig. 1,9). Scale bars, 1 mm.
Synonyms
Geographic Distribution
worldwide
Age Range
Beginning Stage in Treatise Usage:
Upper Ordovician (Hirnantian, Metabolograptus persculptus Biozone)
Beginning International Stage:
Hirnantian
Fraction Up In Beginning Stage:
0
Beginning Date:
445.21
Ending Stage in Treatise Usage:
Silurian (Rhuddanian, Coronograptus cyphus Biozone)
Ending International Stage:
Rhuddanian
Fraction Up In Ending Stage:
100
Ending Date:
440.49
Description
Neodiplograptids with a pattern H' proximal development type, colony parallel sided or widening slowly from the proximal end, thecae with sharp to bluntly rounded genicula, genicula with ventrally projecting hood, thecae with wide apertural excavations, everted apertures, and slightly to moderately inclined supragenicular walls, median septum partial in proximal end, complete distally
References
Museum or Author Information
Classification
Phylum:
Hemichordata
Class:
Pterobranchia
Subclass:
Graptolithina
Order:
Graptoloidea
Suborder:
Axonophora
Infraorder:
Neograptina
Superfamily:
Retiolitoidea
Family:
Neodiplograptidae
Formal Genus Name and Reference:
Paraclimacograptus Pर̌IBYL, 1947, p. 4
Type Species:
*Climacograpsus innotatus NICHOLSON, 1869, p. 238, OD
Images
(Click to enlarge in a new window)
Fig. 257,4a-b. *P. innotatus (Nicholson), 4a, SM A20222, Dob's Linn, Scotland, topotype, 'typical specimen' of Elles & Wood (1906, pl. 27,10a) (Riva, 1988, fig. 5L), 4b, GSC 104929, isolated specimen, Sakmara Formation, southern Urals, Russia (Russel, Melchin, & Koren' 2000, fig. 1,9). Scale bars, 1 mm.
Synonyms
Geographic Distribution
worldwide
Age Range
Beginning Stage in Treatise Usage:
Upper Ordovician (Hirnantian, Metabolograptus persculptus Biozone)
Beginning International Stage:
Hirnantian
Fraction Up In Beginning Stage:
0
Beginning Date:
445.21
Ending Stage in Treatise Usage:
Silurian (Rhuddanian, Coronograptus cyphus Biozone)
Ending International Stage:
Rhuddanian
Fraction Up In Ending Stage:
100
Ending Date:
440.49
Description
Neodiplograptids with a pattern H' proximal development type, colony parallel sided or widening slowly from the proximal end, thecae with sharp to bluntly rounded genicula, genicula with ventrally projecting hood, thecae with wide apertural excavations, everted apertures, and slightly to moderately inclined supragenicular walls, median septum partial in proximal end, complete distally