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Synthliboramphus antiquus (Ancient murrelet)

Reptilia - Charadriiformes - Alcidae

Taxonomy
Alca antiqua was named by Gmelin (1789). It is extant. It is the type species of Synthliboramphus.

It was recombined as Synthliboramphus antiquum by Wetmore (1956); it was recombined as Synthliboramphus antiquus by Hay (1930), Wetmore (1940), Miller and DeMay (1942), Guthrie (1992), del Hoyo et al. (2014), Clements et al. (2017) and Watanabe et al. (2020).

Synonymy list
YearName and author
1789Alca antiqua Gmelin
1930Synthliboramphus antiquus Hay p. 344
1940Synthliboramphus antiquus Wetmore p. 64
1942Synthliboramphus antiquus Miller and DeMay p. 114
1956Synthliboramphus antiquum Wetmore p. 80
1992Synthliboramphus antiquus Guthrie p. 323
2014Synthliboramphus antiquus del Hoyo et al.
2017Synthliboramphus antiquus Clements et al.
2020Synthliboramphus antiquus Watanabe et al. p. 709 figs. 19A-C,G-I,L,M,P,Q,S-V,X-A'

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
—Archosauromorpha(Huene 1946)
RankNameAuthor
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Theropoda()
—Neotheropoda
—AverostraPaul 2002
—Tetanurae
—Coelurosauria()
—Maniraptora
—Paraves
classAves
orderCharadriiformesHuxley 1867
superfamilyAlcoidae(Stejneger 1885)
familyAlcidaeLeach 1820
subfamilyAlcinaeLeach 1820
genusSynthliboramphusBrandt 1837
speciesantiquus(Gmelin 1789)

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.

Synthliboramphus antiquus Gmelin 1789 [Ancient murrelet]
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteo
Entire body: yeso
Adult length: 10 to < 100o
Adult width: 1.0 to < 10o
Adult height: 1.0 to < 10o
Architecture: compact or denseo
Ontogeny: accretion, modification of partso
Grouping: solitaryo
Environment: marineo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: carnivoresubo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2017-04-17 10:41:05
Modified: 2017-04-17 10:41:05
Source: subo = suborder, o = order
References: Marsh 1875, Benton 1983, Bush and Bambach 2015

Age range: base of the Rancholabrean to the top of the Holocene or 0.30000 to 0.00000 Ma

Collections (22 total)


Time interval Ma Country or state Original ID and collection number
Pleistocene2.588 - 0.0117USA (California) Synthliboramphus antiquus (176094 176095 176096 176098)
Middle Pleistocene0.774 - 0.129USA (California) Synthliboramphus antiquus (20639)
Rancholabrean0.3 - 0.012USA (California) Synthliboramphus antiquus (84881)
Late/Upper Pleistocene0.129 - 0.0117USA (California) Synthliboramphus antiquus (120827 120828 120829 120830 123918 125234 125235 125236 125237 176102 215552)
Late/Upper Pleistocene0.129 - 0.0117Japan (Aomori) Synthliboramphus antiquus (101898 210642)
Holocene0.0117 - 0.0USA (Alaska) Synthliboramphus antiquus (70587 177178 177179)