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Metaclimacograptus
Classification
Phylum:
Hemichordata
Class:
Pterobranchia
Order:
Graptoloidea
Superfamily:
Neograptina
Family:
Normalograptidae
Formal Genus Name and Reference:
Metaclimacograptus Bulman & Rickards 1968, p. 3
Type Species:
*Diplograpsus hughesi Nicholson 1869, p. 235, OD
Images
(Click to enlarge in a new window)
Fig. 252,4a-b. *M. hughesi (Nicholson), 4a, neotype (designated by PŘibyl, 1948a, p. 18), NHMUK Q1360, ?leptotheca Biozone, Skelgill beds, Ambleside, England, UK (Zalasiewicz, 2000b, Atlas, Folio 1.42), 4b, PMU 34438, obverse view, Röstånga drill core, 36.70-36.60 m, Scania, Sweden, scale bars, 1 mm (new)., -FIG. 252,4c. M. fusiformis (PAškevičius, 1976), holotype, Coronograptus cyphus Biozone, Paroveja drill core, 721 m , Lithuania, scale bar, 1 mm (Paškevičius, 1979, pl. 2,5)., ——Fig. 252,4d. M. undulatus (Кurck, 1882), NIGP 45344, illustrated as Retioclimacis typica Mu \& Li, 1974 by \mathrm{NI}_{\mathrm{I}} (1978, pl. 2,15), scale bar, 1 mm (new).
Synonyms
Lithuanograptus, Retioclimacis, Metaclimacograptus
Geographic Distribution
worldwide
Age Range
Beginning Stage in Treatise Usage:
Silurian, Llandovery (Rhuddanian, Akidograptus ascensus Biozone)
Beginning International Stage:
Rhuddanian
Fraction Up In Beginning Stage:
0
Beginning Date:
443.07
Ending Stage in Treatise Usage:
Telychian, Monoclimacis crenulata Biozone
Ending International Stage:
Telychian
Fraction Up In Ending Stage:
0
Ending Date:
432.93
Description
Normalograptid with pattern H astogeny, undulose to zigzag median septum, convex or concavo-convex subapertural thecal walls and apertural introversion, very short thecal overlap, genicular thecal hoods formed from dorsal thecal wall, not as secondary genicular additions
References
Museum or Author Information
Classification
Phylum:
Hemichordata
Class:
Pterobranchia
Order:
Graptoloidea
Superfamily:
Neograptina
Family:
Normalograptidae
Formal Genus Name and Reference:
Metaclimacograptus Bulman & Rickards 1968, p. 3
Type Species:
*Diplograpsus hughesi Nicholson 1869, p. 235, OD
Images
(Click to enlarge in a new window)
Fig. 252,4a-b. *M. hughesi (Nicholson), 4a, neotype (designated by PŘibyl, 1948a, p. 18), NHMUK Q1360, ?leptotheca Biozone, Skelgill beds, Ambleside, England, UK (Zalasiewicz, 2000b, Atlas, Folio 1.42), 4b, PMU 34438, obverse view, Röstånga drill core, 36.70-36.60 m, Scania, Sweden, scale bars, 1 mm (new)., -FIG. 252,4c. M. fusiformis (PAškevičius, 1976), holotype, Coronograptus cyphus Biozone, Paroveja drill core, 721 m , Lithuania, scale bar, 1 mm (Paškevičius, 1979, pl. 2,5)., ——Fig. 252,4d. M. undulatus (Кurck, 1882), NIGP 45344, illustrated as Retioclimacis typica Mu \& Li, 1974 by \mathrm{NI}_{\mathrm{I}} (1978, pl. 2,15), scale bar, 1 mm (new).
Synonyms
Lithuanograptus, Retioclimacis, Metaclimacograptus
Geographic Distribution
worldwide
Age Range
Beginning Stage in Treatise Usage:
Silurian, Llandovery (Rhuddanian, Akidograptus ascensus Biozone)
Beginning International Stage:
Rhuddanian
Fraction Up In Beginning Stage:
0
Beginning Date:
443.07
Ending Stage in Treatise Usage:
Telychian, Monoclimacis crenulata Biozone
Ending International Stage:
Telychian
Fraction Up In Ending Stage:
0
Ending Date:
432.93
Description
Normalograptid with pattern H astogeny, undulose to zigzag median septum, convex or concavo-convex subapertural thecal walls and apertural introversion, very short thecal overlap, genicular thecal hoods formed from dorsal thecal wall, not as secondary genicular additions