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Acheilus oryx

Trilobita - Ptychopariida - Catillicephalidae

Taxonomy
Acheilus oryx was named by Fortey (1983). Its type specimen is ROM 42280, a cephalon/head (cranidium), and it is a 3D body fossil.

Sister species lacking formal opinion data
A. confossus

Synonymy list
YearName and author
1983Acheilus oryx Fortey p. 190 figs. Pl. 24, fig. 12, 13, 15

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
subclassLibristoma
orderPtychopariidaSwinnerton 1915
familyCatillicephalidaeRaymond 1938
genusAcheilus
speciesoryx

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.

†Acheilus oryx Fortey 1983
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Diagnosis
No diagnoses are available