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Bohemograptus
Classification
Phylum:
Hemichordata
Class:
Pterobranchia
Order:
Graptoloidea
Superfamily:
Neograptina
Family:
Monograptidae
Formal Genus Name and Reference:
Bohemograptus Pर̌IBYL, 1967b, p. 134
Type Species:
*Graptolithus bohemicus BARRANDE, 1850, p. 40, OD
Images
(Click to enlarge in a new window)
_ Fig. 306, 1a-c. *B. bohemicus (Barrande, 1850), 1 a-b, NMP L17762, lectotype (Přibyl, 1948a, p. 68) and associated specimen with sicula (Štorch, 2000d, Atlas, Folio 1.9), 1c, proximal end with sicular annuli, Mielnik drill core, 957.90 m , Poland (Urbanek, 1970, fig. 10B). Scale bars, 1 mm.
Synonyms
Geographic Distribution
worldwide
Age Range
Beginning Stage in Treatise Usage:
Silurian, Wenlock (Homerian, Colonograptus ludensis Biozone)
Beginning International Stage:
Homerian
Fraction Up In Beginning Stage:
0
Beginning Date:
430.62
Ending Stage in Treatise Usage:
Ludlow (Ludfordian, Neocucullograptus kozlowskii Biozone)
Ending International Stage:
Ludfordian
Fraction Up In Ending Stage:
0
Ending Date:
422.73
Description
Tubarium ventrally curved, thecae tubular, with straight or gently elevated lateral apertural margins, either devoid of or provided with microfusellar additions forming broadly lobate, annular or tape-like apertural structures
References
Museum or Author Information
Classification
Phylum:
Hemichordata
Class:
Pterobranchia
Order:
Graptoloidea
Superfamily:
Neograptina
Family:
Monograptidae
Formal Genus Name and Reference:
Bohemograptus Pर̌IBYL, 1967b, p. 134
Type Species:
*Graptolithus bohemicus BARRANDE, 1850, p. 40, OD
Images
(Click to enlarge in a new window)
_ Fig. 306, 1a-c. *B. bohemicus (Barrande, 1850), 1 a-b, NMP L17762, lectotype (Přibyl, 1948a, p. 68) and associated specimen with sicula (Štorch, 2000d, Atlas, Folio 1.9), 1c, proximal end with sicular annuli, Mielnik drill core, 957.90 m , Poland (Urbanek, 1970, fig. 10B). Scale bars, 1 mm.
Synonyms
Geographic Distribution
worldwide
Age Range
Beginning Stage in Treatise Usage:
Silurian, Wenlock (Homerian, Colonograptus ludensis Biozone)
Beginning International Stage:
Homerian
Fraction Up In Beginning Stage:
0
Beginning Date:
430.62
Ending Stage in Treatise Usage:
Ludlow (Ludfordian, Neocucullograptus kozlowskii Biozone)
Ending International Stage:
Ludfordian
Fraction Up In Ending Stage:
0
Ending Date:
422.73
Description
Tubarium ventrally curved, thecae tubular, with straight or gently elevated lateral apertural margins, either devoid of or provided with microfusellar additions forming broadly lobate, annular or tape-like apertural structures