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Mirusodens

Osteichthyes - Arboroharamiyidae

Taxonomy
Mirusodens was named by Mao et al. (2023). Its type is Mirusodens caii.

It was assigned to Arboroharamiyidae by Mao et al. (2023).

Species
M. caii (type species)

Synonymy list
YearName and author
2023Mirusodens Mao et al. p. 3

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Allotheria()
—Euharamiyida
familyArboroharamiyidaeZheng et al. 2013
genusMirusodens

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.

G. †Mirusodens Mao et al. 2023
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†Mirusodens caii Mao et al. 2023
Diagnosis
ReferenceDiagnosis
F. Mao et al. 2023Dental formula I1-C0-P3-M2/i1-c0-p1-m2 (upper/ lower incisor, canine, premolar, and molar); differ from other ‘haramiyidans’ in having the following features: the upper in- cisor considerably larger than molars and having complex and multiple cusps; three upper premolars identified as P2–P4; P4 having complex roots and a heart-shaped crown with numerous cusps that are regularly arranged in curved rows and decrease in size from outer row toward the basin centre; lower ultimate premolar (p4) twice the length of lower molars and having no distal cusp or heel but having serrations along the mesial half of the crown; upper molars with initial cusp Ax and row Ax; lower molars with cusp b1 that projects mesially from the mesiobuccal base of a1.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialc
Locomotion: actively mobilec
Life habit: scansorialuc
Diet: insectivoreuc
Created: 2005-09-06 19:53:51
Modified: 2005-09-07 19:44:02
Source: c = class, subp = subphylum, uc = unranked clade
References: Hopson 1973, Hendy et al. 2009, Luo et al. 2003, Carroll 1988

Age range: Early/Lower Callovian or 165.30000 to 161.50000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Callovian165.3 - 161.5China (Nei Mongol) M. caii (27891)