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Briscoia pertransversa

Trilobita - Asaphida - Dikelocephalidae

Taxonomy
Briscoia pertransversa was named by Lochman (1956). Its type specimen is PUM 78446, a pygidium, and it is a 3D body fossil. Its type locality is 1.5 miles SSE of main railroad crossing, North Freedom, which is in a Sunwaptan marine sandstone in the Franconia Formation of Wisconsin.

Synonymy list
YearName and author
1956Briscoia pertransversa Lochman pp. 460 - 461 figs. Pl. 47, fig. 1-4
2023Briscoia pertransversa Srivastava and Hughes pp. Table 1

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
subclassLibristoma
orderAsaphidaSalter 1864
superfamilyDikelocephaloidea(Miller 1889)
familyDikelocephalidae(Miller 1889)
genusBriscoiaWalcott 1924
speciespertransversa

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.

Briscoia pertransversa Lochman 1956
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingo
Life habit: low-level epifaunalo
Diet: carnivorec
Vision: well-developedf
Created: 2009-12-13 22:54:18
Modified: 2009-12-14 00:54:18
Source: f = family, o = order, c = class
References: Aberhan et al. 2004, Hendy et al. 2009, Whittington et al. 1997

Age range: Sunwaptan or 493.50000 to 487.50000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Sunwaptan493.5 - 487.5USA (Wisconsin) Briscoia pertransversa (type locality: 233787)