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Streptorhynchus khwaense

Strophomenata - Orthotetida - Schuchertellidae

Taxonomy
Streptorhynchus khwaense was named by Grant (1976). Its type specimen is USNM 211732, a valve (Ventral valve), and it is not a trace fossil. Its type locality is USNM9266, Block 4, Khao Mang Lat Hill, Ban Kao, which is in a Roadian shallow subtidal limestone in the Rat Buri Formation of Thailand.

Sister species lacking formal opinion data
S. pelargonatum

Synonymy list
YearName and author
1976Streptorhynchus khwaense Grant pp. 49-50 figs. Pl 7, figs 1-41
2004Streptorhynchus khwaense Chen p. 7 figs. Pl 1, figs 7,8

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classStrophomenataWilliams et al 1996
orderOrthotetidaWaagen 1884
superfamilyOrthotetoidea
familySchuchertellidae
subfamilyStreptorhynchinae
genusStreptorhynchus
specieskhwaense

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.

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Diagnosis
No diagnoses are available
Measurements
partNmean
shell height116.6

Composition: low Mg calcitep
Environment: marineuc
Locomotion: stationaryp
Attached: yesp
Life habit: low-level epifaunalp
Diet: suspension feederp
Vision: blindc
Created: 2010-02-15 05:25:57
Modified: 2010-02-15 07:25:57
Source: c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Nesnidal et al. 2013

Age range: base of the Sakmarian to the top of the Wordian or 293.52000 to 264.28000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Sakmarian293.52 - 290.1China (Xinjiang) Streptorhynchus khwaense (35514)
Roadian272.3 - 268.8Thailand (Kanchanaburi) Streptorhynchus khwaense (40855 type locality: 40858)
Wordian266.9 - 264.28Thailand (Ratchaburi) Streptorhynchus sp. (40954)