PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Cyrtina hamiltonensis

Rhynchonellata - Spiriferinida - Cyrtinidae

Taxonomy

Cyrtia hamiltonensis was named by Hall (1857).

It was recombined as Cyrtina hamiltonensis by Hall (1867), Walcott (1884) and Ellison (1965).

Sister species lacking formal opinion data

C. acutirostris, C. alpenensis, C. amplectans, C. caroline, C. dalmani, C. douvillei, C. heteroclita, C. imbricata, C. maclennani, C. morana, C. paucicostata, C. planarea, C. platypleura, C. pracedens, C. praecedens, C. recta, C. sauvagei, C. triquetra, C. umbonata, C. utrimquesulcata, C. wellingtonensis

Synonymy list

Year	Name and author
1857	Cyrtia hamiltonensis Hall p. 166
1867	Cyrtina hamiltonensis Hall p. 268 figs. pl. 27, figs. 1-4; pl. 4-t, figs. 26-33, 38-52
1884	Cyrtina hamiltonensis Walcott p. 147
1965	Cyrtina hamiltonensis Ellison

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
—	Lophophorata
—	Panbrachiopoda	Carlson and Cohen 2020
phylum	Brachiopoda	Cuvier 1805

Rank	Name	Author
subphylum	Rhynchonelliformea	Williams et al. 1996
class	Rhynchonellata	Williams et al. 1996
order	Spiriferinida	Ivanova 1972
suborder	Cyrtinidina	Carter and Johnson 1994
superfamily	Cyrtinoidea	Frederiks 1912
family	Cyrtinidae	Fredericks 1912
genus	Cyrtina	Davidson 1858
species	hamiltonensis	(Hall 1857)

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.

†Cyrtina hamiltonensis Hall 1857

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Diagnosis

No diagnoses are available