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Aspidograptus
Classification
Phylum:
Hemichordata
Class:
Pterobranchia
Order:
Dendroidea
Superfamily:
Unknown
Family:
Dendrograptidae
Formal Genus Name and Reference:
Aspidograptus BULMAN, 1934, p. 70
Type Species:
*Clematograptus implicatus Hopkinson in Hopkinson & LAPWORTH, 1875, p. 652, OD
Images
(Click to enlarge in a new window)
Fig. 149,4a-c. * A. implicatus (Hopkinson in Hopkinson & Lapworth), 4a, SM A5325, lectotype, Whitesand Bay, St. David's, Wales, UK, scale bar, 5 mm (selected by Bulman, 1934, p. 71) (Hopkinson in Hopkinson & Lapworth, 1875, pl. 34, 1), 4b, SM A5326, Shelve, Shropshire, UK, scale bar, 5 mm (Bulman, 1970, fig. 16,5), 4c, SM A5319, stipe fragment possibly belonging to the species, Shelve, Shropshire, UK, scale bar, 1 mm (Bulman, 1934, fig. 37)
Synonyms
Geographic Distribution
UK, Argentina, Czech Republic, China, Tasmania
Age Range
Beginning Stage in Treatise Usage:
Cambrian, Furongian (Paibian)
Beginning International Stage:
Paibian
Fraction Up In Beginning Stage:
0
Beginning Date:
497
Ending Stage in Treatise Usage:
Lower Devonian (Lochkovian, Uncinatograptus uniformis Biozone)
Ending International Stage:
Lochkovian
Fraction Up In Ending Stage:
0
Ending Date:
412.4
Description
Cone-shaped to fan-shaped dendrograptid branching laterally from ?four curved principal stipes, lateral branches close set, irregularly produced, bifurcating repeatedly
References
Bulman, O. M. B. 1934. British dendroid graptolites, Part 3. Palaeontographical Society of London Monograph 86(392):xxxiii-lx, 65-92.
Museum or Author Information
Classification
Phylum:
Hemichordata
Class:
Pterobranchia
Order:
Dendroidea
Superfamily:
Unknown
Family:
Dendrograptidae
Formal Genus Name and Reference:
Aspidograptus BULMAN, 1934, p. 70
Type Species:
*Clematograptus implicatus Hopkinson in Hopkinson & LAPWORTH, 1875, p. 652, OD
Images
(Click to enlarge in a new window)
Fig. 149,4a-c. * A. implicatus (Hopkinson in Hopkinson & Lapworth), 4a, SM A5325, lectotype, Whitesand Bay, St. David's, Wales, UK, scale bar, 5 mm (selected by Bulman, 1934, p. 71) (Hopkinson in Hopkinson & Lapworth, 1875, pl. 34, 1), 4b, SM A5326, Shelve, Shropshire, UK, scale bar, 5 mm (Bulman, 1970, fig. 16,5), 4c, SM A5319, stipe fragment possibly belonging to the species, Shelve, Shropshire, UK, scale bar, 1 mm (Bulman, 1934, fig. 37)
Synonyms
Geographic Distribution
UK, Argentina, Czech Republic, China, Tasmania
Age Range
Beginning Stage in Treatise Usage:
Cambrian, Furongian (Paibian)
Beginning International Stage:
Paibian
Fraction Up In Beginning Stage:
0
Beginning Date:
497
Ending Stage in Treatise Usage:
Lower Devonian (Lochkovian, Uncinatograptus uniformis Biozone)
Ending International Stage:
Lochkovian
Fraction Up In Ending Stage:
0
Ending Date:
412.4
Description
Cone-shaped to fan-shaped dendrograptid branching laterally from ?four curved principal stipes, lateral branches close set, irregularly produced, bifurcating repeatedly
References
Bulman, O. M. B. 1934. British dendroid graptolites, Part 3. Palaeontographical Society of London Monograph 86(392):xxxiii-lx, 65-92.