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Holcothyris trigonalis

Rhynchonellata - Terebratulida - Postepithyrididae

Taxonomy
Holcothyris trigonalis was named by Buckman (1917). Its type specimen is GSI Type No. 11753 and is a 3D body fossil. Its type locality is Bawgyo, left bank of R. Namtu opposite, which is in a Bathonian carbonate limestone in the Namyau Beds Formation of Myanmar.

Subspecies
Sister species lacking formal opinion data

View classification of included taxa

Synonyms
Synonymy list
YearName and author
1917Holcothyris trigonalis Buckman p. 189 figs. Pl. 9, Fig. 5a-c
1917Holcothyris transversalis Buckman p. 201 figs. Pl. 12, Fig. 1
1940Holcothyris trigonalis Sahni p. 28 figs. Pl. 4, Fig. 304, a-c; Text Fig. 24a-c
1940Holcothyris transversalis Sahni p. 30 figs. Pl. 4, Fig. 11-14a-c; Text Fig. 25a-c
1987Holcothyris trigonalis Yang and Shi p. 42 figs. Pl. 3, Fig. 13-14; Text Fig. 10

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Eutriploblastica
Neotriploblastica
Eucoelomata
superphylumLophotrochozoa
Lophophorata
phylumBrachiopodaCuvier 1805
RankNameAuthor
subphylumRhynchonelliformeaWilliams et al. 1996
classRhynchonellataWilliams et al. 1996
orderTerebratulida
suborderTerebratulidina
superfamilyLoboidothyridoideaMakridin 1964
familyPostepithyrididae
genusHolcothyris
speciestrigonalis

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.

Diagnosis
No diagnoses are available