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Picunichnus benedettoi

Osteichthyes

Taxonomy
Picunichnus benedettoi was named by Calvo (1991). It is considered to be a form taxon. Its type specimen is MUCPv 72, a footprint, and it is a trace fossil. Its type locality is Peninsula Nueva tracksite (level 5), which is in a Cenomanian delta plain sandstone in the Candeleros Formation of Argentina.

Synonymy list
YearName and author
1991Picunichnus benedettoi Calvo p. 254 figs. 17-18
2007Picunichnus benedettoi Calvo p. 323
2020Picunichnus benedettoi Krapovickas et al. p. 457

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
RankNameAuthor
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Saurischia()
—Theropoda()
genusPicunichnus
speciesbenedettoi

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.

†Picunichnus benedettoi Calvo 1991
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Diagnosis
ReferenceDiagnosis
J. O. Calvo 1991La misma del género.
J. O. Calvo 2007Tetradactyl track with good impressions of claws. Digit I, which is connected to the posterior half of the heel, is directed medially and is very small. Digit III is the longest. Digits II and IV diverge slightly with respect to digit III. Phalanges impressions are well marked and in general longer than wide. Tracks are asymmetrical, with a small heel (Calvo 1991).
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: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: carnivoreo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2004-12-14 12:50:08
Modified: 2004-12-14 14:50:08
Source: o = order
References: Kiessling 2004, Marsh 1875

Age range: Early/Lower Cenomanian or 100.50000 to 93.90000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Cenomanian100.5 - 93.9Argentina (Mendoza) Picunichnus benedettoi (type locality: 98024)