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Metabolograptus
Classification
Phylum:
Hemichordata
Class:
Pterobranchia
Order:
Graptoloidea
Superfamily:
Neograptina
Family:
Neodiplograptidae
Formal Genus Name and Reference:
Metabolograptus Obut & SENNIKOV, 1985, p. 55
Type Species:
*Diplograptus modestus siberica ОBUT, 1955, p. 138, OD
Images
(Click to enlarge in a new window)
Fig. 257,3a. Possibly Metabolograptus praecursor (Koren’ & Rickards, 2004), GSC 135121, topotype (species unrecognizable, as based on distal fragments), scale bar, 1 mm (Melchin & others, 2011, fig. 5a), Fig. 257,3b. * M. sibericus (Овut), holotype, CSGM211/6a, scale bar, 1 mm (Melchin & others, 2011, fig. 6a), Fig. 257,3c. M. persculptus (Elles & Wood, 1907), lectotype, GSM 11782, scale bar, 1 mm (Williams, 1983, pl. 66,3)
Synonyms
Persculptograptus
Geographic Distribution
worldwide
Age Range
Beginning Stage in Treatise Usage:
Upper Ordovician (?upper Katian, Paraorthograptus pacificus Biozone)
Beginning International Stage:
Katian
Fraction Up In Beginning Stage:
0
Beginning Date:
448.98
Ending Stage in Treatise Usage:
Silurian, Llandovery (Rhuddanian, Huttagraptus acinaces Biozone)
Ending International Stage:
Rhuddanian
Fraction Up In Ending Stage:
0
Ending Date:
440.49
Description
Neodiplograptids with pattern H proximal development type, colony parallel sided or widening gradually from proximal end, thecae with sharp to bluntly rounded genicula, full median septum, gently sinuous proximally, sinuous interthecal septa, subapertural walls parallel to moderately inclined
References
Obut, A. M., & N. V. Sennikov. 1985. Ocobennocti llandoveriyckich planktontovich coobschestv Sibirskoy Platformi [A pecularity of Llandovery planktic assemblages of the Siberian Platform]. In O. A. Betechtuna & I. T. Zhuravleva, eds., Sreda y Jizn v Geologichechom Proshlom (Paleobasseiny i ich Obitateli). Trudy Instituta Geologii I Geofiziki, Nauka Publishing House. Novosibirsk. 628:51-60. In Russian.
Museum or Author Information
Classification
Phylum:
Hemichordata
Class:
Pterobranchia
Order:
Graptoloidea
Superfamily:
Neograptina
Family:
Neodiplograptidae
Formal Genus Name and Reference:
Metabolograptus Obut & SENNIKOV, 1985, p. 55
Type Species:
*Diplograptus modestus siberica ОBUT, 1955, p. 138, OD
Images
(Click to enlarge in a new window)
Fig. 257,3a. Possibly Metabolograptus praecursor (Koren’ & Rickards, 2004), GSC 135121, topotype (species unrecognizable, as based on distal fragments), scale bar, 1 mm (Melchin & others, 2011, fig. 5a), Fig. 257,3b. * M. sibericus (Овut), holotype, CSGM211/6a, scale bar, 1 mm (Melchin & others, 2011, fig. 6a), Fig. 257,3c. M. persculptus (Elles & Wood, 1907), lectotype, GSM 11782, scale bar, 1 mm (Williams, 1983, pl. 66,3)
Synonyms
Persculptograptus
Geographic Distribution
worldwide
Age Range
Beginning Stage in Treatise Usage:
Upper Ordovician (?upper Katian, Paraorthograptus pacificus Biozone)
Beginning International Stage:
Katian
Fraction Up In Beginning Stage:
0
Beginning Date:
448.98
Ending Stage in Treatise Usage:
Silurian, Llandovery (Rhuddanian, Huttagraptus acinaces Biozone)
Ending International Stage:
Rhuddanian
Fraction Up In Ending Stage:
0
Ending Date:
440.49
Description
Neodiplograptids with pattern H proximal development type, colony parallel sided or widening gradually from proximal end, thecae with sharp to bluntly rounded genicula, full median septum, gently sinuous proximally, sinuous interthecal septa, subapertural walls parallel to moderately inclined
References
Obut, A. M., & N. V. Sennikov. 1985. Ocobennocti llandoveriyckich planktontovich coobschestv Sibirskoy Platformi [A pecularity of Llandovery planktic assemblages of the Siberian Platform]. In O. A. Betechtuna & I. T. Zhuravleva, eds., Sreda y Jizn v Geologichechom Proshlom (Paleobasseiny i ich Obitateli). Trudy Instituta Geologii I Geofiziki, Nauka Publishing House. Novosibirsk. 628:51-60. In Russian.