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Orthograptus spinigerus
Taxonomy
Diplograptus (Orthograptus) quadrimucronatus spinigerus was named by Elles and Wood (1907) [= Diplograptus (Orthograptus) pageanus abnormispinosus Elles & Wood 1907, p. 226-227, pl. 28, fig. 5a.
= Diplograptus (Orthograptus) quadrimucronatus T. S. Hall 1906, p. 277, PL 34, fig. 11.
= Glossograptus quadrimucronatus Ruedemann 1919 p. 64, fig. 1.
= Glossograptus quadrimucronatus inequispinosus Ruedemann 1925 p. 66-67, pl. 7, figs. 7-10
= Glossograptus quadrimucronatus inequispinosus Ruedemann, 1947, p. 455-56, pl. 79, figs. 16-19.
= Diplograptus (Orthograptus) pageanus var. spinosus Harris & Thomas 1955, p. 36-37, pl. 2, fig. 36
= Diplograptus (Orthograptus) pageanus var. spinosus Vandenberg & Stewart 1983, p. 42, fig. 31
VANDENBERG AND COOPER, 1992, p. 82, fig. 9Y.
= Diplograptus (Orthograptus) quadrimucronatus spinifer Harris &
Thomas, 1955, p. 37, pl. 2, figs. 38, 39.
= Orthograptus quadrimucronatus ssp. cf. O. quadrimucronatus inequispinosus Bergström & Mitchell 1986, p. 263, fig. 7K.].
It was recombined as Orthograptus spinigerus by Goldman (1995).
It was recombined as Orthograptus spinigerus by Goldman (1995).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1907 | Diplograptus (Orthograptus) quadrimucronatus spinigerus Elles and Wood p. 225 figs. pl. 28, fig. 2a-2d, text-fig. 146. |
1995 | Orthograptus spinigerus Goldman pp. 532 - 535 figs. 19.1-19.13, 20.1-20.6 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Orthograptus spinigerus Elles and Wood 1907
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Diagnosis
No diagnoses are available