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Dicranograptus ramosus

Pterobranchia - Graptoloidea - Dicranograptidae

Taxonomy
Graptolithus ramosus was named by Hall (1847). It is the type species of Climacograptus (Dicranograptus).

It was recombined as Climacograptus (Dicranograptus) ramosus by Hall (1865); it was recombined as Dicranograptus ramosus by Ruedemann (1908).

Sister species lacking formal opinion data
D. brevicaulis, D. contortus, D. kirki, D. spinifer

Synonymy list
YearName and author
1847Graptolithus ramosus Hall p. 270 figs. pI. 73 fig.3
1865Climacograptus (Dicranograptus) ramosus Hall p. 112
1908Dicranograptus ramosus Ruedemann pp. 325 - 328 figs. Plate 21, figures 6, 7; plate 23, figure 1

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumHemichordataBateson 1885
classPterobranchiaLankester 1877
RankNameAuthor
subclassGraptolithina(Bronn 1849)
orderGraptoloideaLapworth 1875
suborderAxonophoraFrech 1897
infraorderDiplograptina(Lapworth 1880)
familyDicranograptidaeLapworth 1873
genusDicranograptus()
speciesramosus(Hall 1847)

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.

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Diagnosis
ReferenceDiagnosis
J. Hall 1865"The form of cellules in the peculiar group of which G. ramosus may be considered the type.... should be separated from Graptolithus proper for the same reason, forming a sub-generic group, for which I suggest the name of Dicranograptus."