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Shumardia lacrimosa

Trilobita - Ptychopariida - Shumardiidae

Taxonomy
Shumardia lacrimosa was named by Dean (1973) [Paratypes: GSC 29336, 29337, 29423.]. Its type specimen is GSC 29335, a pygidium, and it is a 3D body fossil. Its type locality is GSC loc. 54076. District of Mackenzie, Keele Range, which is in a Llanvirn carbonate limestone in the Esbataottine Formation of Canada.

Sister species lacking formal opinion data
S. pentagonalis

Synonymy list
YearName and author
1973Shumardia lacrimosa Dean p. 6 figs. Pl. 1, fig. 14

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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
specieslacrimosa

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 lacrimosa Dean 1973
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Diagnosis
No diagnoses are available