|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Pterobranchia - Diplograptoidea - Diplograptidae
It was recombined as Diplograptus truncatus by Lapworth (1877); it was recombined as Diplograptus (Orthograptus) truncatus by Elles and Wood (1907); it was recombined as Orthograptus truncatus by Ross and Berry (1963) and Williams et al. (2003).
|Year||Name and author|
|1876||Diplograptus pristis truncatus Lapworth p. 6 figs. pl. 1, fig. 28|
|1877||Diplograptus truncatus Lapworth p. 133 figs. pl. 6, fig. 17|
|1907||Diplograptus (Orthograptus) truncatus Elles and Wood pp. 233-235|
|1963||Orthograptus truncatus Ross and Berry pp. 148 - 149 figs. Plate 11, figure 25|
|2003||Orthograptus truncatus Williams et al. fig. 14ee|
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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.