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Bryorhynchus gratiosum

Rhynchonellata - Rhynchonellida - Petasmariidae

Taxonomy
Pugnax gratiosa was named by Girty (1908) [Pugnax bisulcata var. gratiosa]. Its type specimen is USNM 118559, a shell (Articulated shell), and it is a 3D body fossil. Its type locality is USGS 2930 green, Pine Spring, Guadalupe Mountains, which is in a Wordian slope limestone in the Bell Canyon Formation of Texas.

It was recombined as Bryorhynchus gratiosum by Cooper and Grant (1976).

Synonymy list
YearName and author
1908Pugnax gratiosa Girty p. 312 figs. Pl 21, figs 10-10c
1909Pugnax gratiosa Girty p. 312 figs. Pl 21, figs 10-10c
1976Bryorhynchus gratiosum Cooper and Grant p. 2066 figs. Pl 548, figs 1-5

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
RankNameAuthor
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderRhynchonellidaKuhn 1949
superfamilyPugnacoideaRzhonsnitskaia 1956
familyPetasmariidaeSavage 1996
genusBryorhynchus
speciesgratiosum()

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.

†Bryorhynchus gratiosum Girty 1908
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Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
shell height96.122.6012.37.603.53

Composition: low Mg calcitep
Environment: marineuc
Locomotion: stationaryo
Attached: yesp
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Created: 2004-02-28 14:12:25
Modified: 2004-02-28 16:12:25
Source: o = order, c = class, p = phylum, uc = unranked clade
References: Nesnidal et al. 2013, Aberhan et al. 2004

Age range: base of the Roadian to the top of the Capitanian or 272.30000 to 259.51000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Roadian272.3 - 268.8USA (Texas) Bryorhynchus gratiosum (81693)
Roadian - Capitanian272.3 - 259.51USA (Texas) Pugnax gratiosa (108830 108835 108855)
Wordian266.9 - 264.28USA (Texas) Bryorhynchus gratiosum (101867 106138) Pugnax gratiosa (type locality: 108821)
Capitanian264.28 - 259.51USA (Texas) Bryorhynchus gratiosum (106130) Pugnax gratiosa (108812)