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Bristolia fragilis

Trilobita - Redlichiida - Biceratopsidae

Taxonomy
Bristolia fragilis was named by Palmer and Halley (1979). Its type specimen is USNM 177190 and is a 3D body fossil. Its type locality is Grapevine Mountains (USGS 4144-CO), which is in a Dyeran shallow subtidal lime mudstone in the Carrara Formation of California.

Synonymy list
YearName and author
1979Bristolia fragilis Palmer and Halley p. 65 figs. Plate 2, figures 1-6
1999Bristolia fragilis Lieberman p. 128

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderRedlichiidaRichter 1932
suborderOlenellina
superfamilyOlenelloidea
familyBiceratopsidae
subfamilyBristoliinae
genusBristolia
speciesfragilis

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.

†Bristolia fragilis Palmer and Halley 1979
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Diagnosis
No diagnoses are available