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Kutchisiren
Taxonomy
Kutchisiren was named by Bajpai et al. (2010). Its type is Kutchisiren cylindrica.
It was assigned to Dugonginae by Bajpai et al. (2010), Berta (2017).
It was assigned to Dugonginae by Bajpai et al. (2010), Berta (2017).
Species
Kotadasiren, K. cylindrica (syn. Kotadasiren gracillis) (type species)
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1994 | Kotadasiren Das and Basu p. 5 |
| 2010 | Kutchisiren Bajpai et al. p. 42 |
| 2017 | Kutchisiren Berta p. 170 |
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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. †Kutchisiren Bajpai et al. 2010
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†Kutchisiren cylindrica Bajpai et al. 2010
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Invalid names: Kotadasiren gracillis Das and Basu 1994 [replaced]
Invalid names: Kotadasiren Das and Basu 1994 [nomen nudum]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| S. Bajpai et al. 2010 | Dugongine sirenian that differs from the
closely related, approximately contemporary, and possibly sympatric form Bharatisiren kachchhensis in having a cylindrical-appearing braincase with rounded dorsolateral margins that slope away from the temporal crests; temporal crests that are set close to the midline and even touching, rather than set widely apart at the edges of the skull roof; frontals that broaden less in an anterior direction; a supra - orbital process whose lateral margin is convex in dorsal view, without an indentation [c. 44(0)], and whose dorsal surface is convex; a rostral deflection approximately twice as great; and a premaxillary symphysis forming a prominent boss [c. 10(1)]. Kutchisiren cylindrica differs from the earlier species Bharatisiren indica in having a concave and sloping frontal roof [c. 42(1)]; an unindented supraorbital process [c. 44(0)]; a supraoccipital that is not narrowed ventrally [c. 64(1)]; and a lozenge-shaped cross section of the tusk [c. 141 (2)]. |
Measurements
No measurements are available
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| Source: f = family, c = class, subp = subphylum | |||||
| References: Nowak 1991, Domning 1979, Carroll 1988, Hendy et al. 2009 | |||||
Age range: base of the Aquitanian to the top of the Burdigalian or 23.04000 to 15.98000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Aquitanian - Burdigalian | India (Gujarat) | K. cylindrica (97632) |