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Protaspis bucheri

Pteraspidomorpha - Pteraspidiformes - Protaspidae

Taxonomy
Pteraspis bucheri was named by Bryant (1932). Its type specimen is PU 13480, a partial skeleton (impression in yellow limestone of the dorsal and ventral shields of a fish, together with the dorsal spine and a few detached scales), and it is an impression.

It was recombined as Protaspis bucheri by Bryant (1933); it was recombined as Protaspis (Protaspis) bucheri by Denison (1970).

Sister species lacking formal opinion data
P. ovata, P. rotunda, P. sculpta

Synonymy list
YearName and author
1932Pteraspis bucheri Bryant p. 232 figs. Pl. I; Pl. II, Fig. 1; Pl. III, Fig. 1-3; Pl. V, Fig. 2; Text Fig. 1
1933Protaspis bucheri Bryant p. 294 figs. Pl. I; Pl. II, Figs. 1, 2; Pl. V, Fig. 1; Pl. XXI, Fig. 2; Text Fig. 1
1970Protaspis (Protaspis) bucheri Denison p. 9

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassPteraspidomorphi(Goodrich 1909)
RankNameAuthor
classPteraspidomorpha
subclassHeterostraciLankester 1868
orderPteraspidiformesBerg 1940
familyProtaspidae
genusProtaspis
speciesbucheri()

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.

†Protaspis bucheri Bryant 1932
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Diagnosis
ReferenceDiagnosis
R. H. Denison 1970Rostrum short (RL/TL= 0.11-0.19) • and broadly rounded anteriorly. Ornamentation coarse with 4.5 to 6.5 ridges per millimeter.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilep
Created: 2017-04-17 15:11:50
Modified: 2017-04-17 15:11:50
Source: subp = subphylum, p = phylum
References: Kiessling 2004, Carroll 1988

Age range: Emsian or 410.62000 to 393.47000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Emsian410.62 - 393.47USA (Wyoming) Protaspis bucheri (26176)