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Shumardia granulosa

Trilobita - Ptychopariida - Shumardiidae

Taxonomy
Shumardia granulosa was named by Billings (1862) [Lectotype selected by Whittington 1965]. Its type specimen is GSC 880 (lectotype), a cephalon/head (cranidium), and it is a 3D body fossil. It is the type species of Shumardia.

Sister species lacking formal opinion data
S. pentagonalis

Synonymy list
YearName and author
1862Shumardia granulosa Billings p. 92 fig. 83
1865Shumardia granulosa Billings p. 92 fig. 83

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyShumardiidaeLake 1907
genusShumardiaBillings 1862
speciesgranulosaBillings 1862

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.

†Shumardia granulosa Billings 1862
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Diagnosis
No diagnoses are available