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Tetractinella trigonella

Rhynchonellata - Athyridida - Diplospirellidae

Taxonomy
Terebratulites trigonellus was named by Schlotheim (1820).

It was recombined as Spirigera trigonella by Bittner (1890); it was recombined as Tetractinella trigonella by Dagys (1974), Grunt (1986), Siblík (1991), Iordan (1993), Torti and Angiolini (1997) and Palfy (2003).

Synonymy list
YearName and author
1820Terebratulites trigonellus Schlotheim
1890Spirigera trigonella Bittner p. 17 figs. Pl 36, figs 8-31
1974Tetractinella trigonella Dagys p. 159
1986Tetractinella trigonella Grunt figs. Pl 17, figs 6, 7
1991Tetractinella trigonella Siblík p. 168 figs. Pl 1, fig 6
1993Tetractinella trigonella Iordan figs. Pl 1, fig 4
1997Tetractinella trigonella Torti and Angiolini p. 158 figs. Pl 1, fig 14
2003Tetractinella trigonella Palfy p. 141 figs. Pl Br-I, 1

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
Lophophorata
phylumBrachiopodaCuvier 1805
subphylumRhynchonelliformeaWilliams et al. 1996
RankNameAuthor
classRhynchonellataWilliams et al. 1996
orderAthyrididaBoucot et al. 1964
suborderAthyrididinaBoucot et al. 1964
superfamilyAthyridoideaDavidson 1881
familyDiplospirellidaeSchuchert 1894
subfamilyTetractinellinae
genusTetractinella
speciestrigonella(Schlotheim 1820)

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