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Rastrites
Classification
Phylum:
Hemichordata
Class:
Pterobranchia
Order:
Graptoloidea
Superfamily:
Neograptina
Family:
Monograptidae
Formal Genus Name and Reference:
Rastrites BARRANDE, 1850, p. 64
Type Species:
* R. peregrinus, SD HOPKINSON, 1869, p. 158
Images
(Click to enlarge in a new window)
Fig. 300,7a-c. * R. peregrinus, 7a, lectotype, fragment, NMP L27954, Libomyšl, Czech Republic (Štorch, 2000b, Atlas, Folio 1.87), 7b, complete specimen, NMP L30073, Bykoš, Czech Republic (Storch, 2000b), 7c, long specimen with complete sicula, PŠ 724, Tmaň, Czech Republic (Štorch, 1998a, fig. 11,3B), ——Fig. 300,7d. R. rossicus (Obut \& Sobolevskaya in Obut, Sobolevskaya, \& Merkureva, 1968) holotype, CNIGR 270/9765 (Sun \& others, 2022, fig. 12Q). Scale bars, 1 mm
Synonyms
Rastrograptus, Stavrites
Geographic Distribution
worldwide
Age Range
Beginning Stage in Treatise Usage:
Silurian (Llandovery, Aeronian, Demirastrites triangulatus Biozone)
Beginning International Stage:
Aeronian
Fraction Up In Beginning Stage:
0
Beginning Date:
440.49
Ending Stage in Treatise Usage:
Silurian (Telychian, Monoclimacis griestoniensis Biozone)
Ending International Stage:
Telychian
Fraction Up In Ending Stage:
0
Ending Date:
432.93
Description
Tubarium straight or dorsally curved proximally to various degrees, straight distally, threadlike prothecae, straight, isolated metathecae, inclined at high angle to tubarium axis throughout length of colony, thecal apertures slightly hooked or hooded, sometimes with small paired apertural spines or lateral extensions
References
Barrande, Joachim. 1850. Graptolites de Bohême. Théophile Haase Fils. Prague. 74 p., 4 pl. Published by the author.
Museum or Author Information
Classification
Phylum:
Hemichordata
Class:
Pterobranchia
Order:
Graptoloidea
Superfamily:
Neograptina
Family:
Monograptidae
Formal Genus Name and Reference:
Rastrites BARRANDE, 1850, p. 64
Type Species:
* R. peregrinus, SD HOPKINSON, 1869, p. 158
Images
(Click to enlarge in a new window)
Fig. 300,7a-c. * R. peregrinus, 7a, lectotype, fragment, NMP L27954, Libomyšl, Czech Republic (Štorch, 2000b, Atlas, Folio 1.87), 7b, complete specimen, NMP L30073, Bykoš, Czech Republic (Storch, 2000b), 7c, long specimen with complete sicula, PŠ 724, Tmaň, Czech Republic (Štorch, 1998a, fig. 11,3B), ——Fig. 300,7d. R. rossicus (Obut \& Sobolevskaya in Obut, Sobolevskaya, \& Merkureva, 1968) holotype, CNIGR 270/9765 (Sun \& others, 2022, fig. 12Q). Scale bars, 1 mm
Synonyms
Rastrograptus, Stavrites
Geographic Distribution
worldwide
Age Range
Beginning Stage in Treatise Usage:
Silurian (Llandovery, Aeronian, Demirastrites triangulatus Biozone)
Beginning International Stage:
Aeronian
Fraction Up In Beginning Stage:
0
Beginning Date:
440.49
Ending Stage in Treatise Usage:
Silurian (Telychian, Monoclimacis griestoniensis Biozone)
Ending International Stage:
Telychian
Fraction Up In Ending Stage:
0
Ending Date:
432.93
Description
Tubarium straight or dorsally curved proximally to various degrees, straight distally, threadlike prothecae, straight, isolated metathecae, inclined at high angle to tubarium axis throughout length of colony, thecal apertures slightly hooked or hooded, sometimes with small paired apertural spines or lateral extensions
References
Barrande, Joachim. 1850. Graptolites de Bohême. Théophile Haase Fils. Prague. 74 p., 4 pl. Published by the author.