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Didymograptus (Didymograptellus)

- Dichograptidae

Synonymy list
YearName and author
1982Didymograptus (Didymograptellus) Cooper and Fortey p. 220
2002Didymograptellus Sepkoski, Jr.

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familyDichograptidaeLapworth 1873
genusDidymograptusMcCoy 1851

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.

R. A. Cooper and R. A. Fortey 1982Didymograptus with pendent habit, rhabdosome gracile to robust. Theca I1 typically originates high on sicula, and of similar length to sicula. Theca I2 dicalycal, with normal isograptid development.