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Holcothyris elliptica

Rhynchonellata - Terebratulida - Postepithyrididae

Taxonomy
Holcothyris elliptica was named by Buckman (1917). Its type specimen is GSI Type No. 11775 and is a 3D body fossil. Its type locality is Kawngwing, which is in a Bathonian carbonate limestone in the Namyau Beds Formation of Myanmar.

Sister species lacking formal opinion data
H. hsenwiensis, H. transveraslis

Synonymy list
YearName and author
1917Holcothyris elliptica Buckman p. 199 figs. Pl. 11, Fig. 9a-c
1940Holcothyris elliptica Sahni p. 15 figs. Text Fig. 11a-c

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
—Lophophorata
—PanbrachiopodaCarlson and Cohen 2020
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderTerebratulida
suborderTerebratulidina
superfamilyLoboidothyridoideaMakridin 1964
familyPostepithyrididae
genusHolcothyris
specieselliptica

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.

†Holcothyris elliptica Buckman 1917
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Diagnosis
No diagnoses are available
Measurements
partNmean
shell height116.2

Composition: low Mg calcitep
Environment: marineuc
Locomotion: stationaryf
Attached: yesp
Life habit: low-level epifaunalf
Diet: suspension feederf
Vision: blindc
Created: 2018-11-10 17:50:59
Modified: 2018-11-10 17:50:59
Source: f = family, c = class, p = phylum, uc = unranked clade
References: Aberhan et al. 2004, Nesnidal et al. 2013

Age range: Bathonian or 168.20000 to 165.30000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Bathonian168.2 - 165.3China (Yunnan) Holcothyris elliptica (158528)
Bathonian168.2 - 165.3Myanmar Holcothyris elliptica (158501 158517 type locality: 158529)