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Microphon exiguus

Kotlassidae

Taxonomy
Microphon exiguus was named by Ivakhnenko (1983). Its type specimen is PIN 3583/31 (also cited as 3585/31), a maxilla, and it is a 3D body fossil. Its type locality is Donguz-6, PIN 3585, which is in a Severodvinian fluvial-lacustrine claystone/limestone in the Malokinelskaya Formation of the Russian Federation. It is the type species of Microphon.

Sister species lacking formal opinion data
M. exiguous

Synonyms
  • Raphanodon tverdohlebovae was named by Ivakhnenko (1987). Its type specimen is PIN 3585/25, a skull, and it is a 3D body fossil. Its type locality is Donguz-6, PIN 3585, which is in a Severodvinian fluvial-lacustrine claystone/limestone in the Malokinelskaya Formation of the Russian Federation.

    It was synonymized subjectively with Microphon exiguus by Bulanov (2003).
Synonymy list
YearName and author
1983Microphon exiguus Ivakhnenko p. 131 fig. 1
1987Raphanodon tverdohlebovae Ivakhnenko
2000Microphon exiguus Spencer and Benton pp. 164, 175 fig. 9.4
2002Microphon exiguus Bulanov pp. 83, 84 fig. 1
2003Microphon exiguus Bulanov

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
RankNameAuthor
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
suborderSeymouriamorphaWatson 1917
familyKotlassidaeRomer 1933
subfamilyKotlassiinaeRomer 1934
genusMicrophon
speciesexiguus

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.

†Microphon exiguus Ivakhnenko 1983
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Invalid names: Raphanodon tverdohlebovae Ivakhnenko 1987 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: brackish, freshwater, terrestrialuc
Locomotion: actively mobilec
Created: 2017-04-17 15:15:19
Modified: 2017-04-17 15:15:19
Source: c = class, subp = subphylum, uc = unranked clade
References: Hendy et al. 2009, Carroll 1988

Age range: base of the Capitanian to the top of the Vyatkian or 264.28000 to 257.40000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Capitanian264.28 - 259.51Russian Federation Microphon exiguus (197596)
Late/Upper Severodvinian264.28 - 259.51Russian Federation (Vologda) Microphon exiguus (187752 187928 189125 189499 189500)
Late/Upper Severodvinian264.28 - 259.51Russian Federation (Tatarstan) Microphon exiguus (80712)
Late/Upper Severodvinian264.28 - 259.51Russian Federation (Orenburg) Microphon exiguus, Raphanodon tverdohlebovae (type locality: 93207)
Late/Upper Severodvinian - Vyatkian264.28 - 257.4Russian Federation (Orenburg) Microphon exiguus (93030)
Vyatkian259.51 - 257.4Russian Federation (Orenburg) Microphon exiguus (86484)