PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Dusisiren

Mammalia - Sirenia - Dugongidae

Taxonomy

Dusisiren was named by Domning (1978) [Sepkoski's age data: T Mi-m T Plio-l Sepkoski's reference number: 746].

It was assigned to Sirenia by Sepkoski (2002); to Dugongidae by Carroll (1988), Boessenecker (2011); and to Hydrodamalinae by Domning (1978), Takahashi et al. (1986), Domning (1994), Domning (1996), Furusawa (2005), Domning (2008), Voss (2014), Berta (2017), Domning (2018).

Species

D. dewana, D. jordani (syn. Halianassa vanderhoofi), D. reinharti, D. takasatensis

Synonymy list

Year	Name and author
1978	Dusisiren Domning
1986	Dusisiren Takahashi et al. p. 300
1988	Dusisiren Carroll
1994	Dusisiren Domning p. 189
1996	Dusisiren Domning p. 389
2002	Dusisiren Sepkoski
2005	Dusisiren Furusawa p. 31
2008	Dusisiren Domning
2011	Dusisiren Boessenecker p. 2
2014	Dusisiren Voss p. 91 figs. Figure 3
2017	Dusisiren Berta p. 171
2018	Dusisiren Domning p. 857 figs. Fig. 1

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
subclass	Synapsida
—	Therapsida	()

Rank	Name	Author
infraorder	Cynodontia	()
—	Mammaliamorpha
—	Mammaliaformes
class	Mammalia
—	Cladotheria
—	Zatheria
subclass	Tribosphenida	()
subclass	Theria
—	Eutheria	()
—	Placentalia
superorder	Afrotheria
—	Paenungulatomorpha
superorder	Paenungulata
—	Tethytheria
order	Sirenia	()
family	Dugongidae
subfamily	Hydrodamalinae	()
genus	Dusisiren

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. †Dusisiren Domning 1978

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†Dusisiren dewana Takahashi et al. 1986

†Dusisiren jordani Kellogg 1925

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Invalid names: Halianassa vanderhoofi Reinhart 1959 [synonym]

†Dusisiren reinharti Domning 1978

†Dusisiren takasatensis Kobayashi et al. 1995

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

phosphaticsubp

Environment:

marinef

Locomotion:

actively mobilec

Life habit:

aquaticf

Diet:

herbivoref

Reproduction:

viviparousf

Created:

2005-06-08 10:11:09

Modified:

2005-06-08 12:11:09

Source: f = family, c = class, subp = subphylum

References: Nowak 1991, Hendy et al. 2009, Domning 1979, Carroll 1988

Age range: base of the Langhian to the top of the Early/Lower Pliocene or 15.98000 to 3.60000 Ma

Collections (25 total)

Time interval	Ma	Country or state	Original ID and collection number
Langhian - Serravallian	15.98 - 11.63	Mexico (Baja California Sur)	D. reinharti (13450)
Langhian - Serravallian	15.98 - 11.63	USA (California)	D. sp. (46069 121152)
Middle Miocene	15.98 - 11.63	Mexico (Baja California)	Halianassa indet. (52182)
Tortonian	11.63 - 7.246	Japan (Fukushima)	Sirenia indet. (65229)
Tortonian	11.63 - 7.246	Japan (Yamagata)	D. dewana (71537)
Tortonian	11.63 - 7.246	USA (California)	D. jordani (52184 52185 52201 52213 225312) D. sp. (225299) D. sp. B (52210) D. sp. D (52216) D. sp., D. dewana (225301) D. sp., D. jordani (13300) Halianassa vanderhoofi (40514) Metaxytherium jordani (45489) Metaxytherium sp. (46070)
Late/Upper Miocene	11.63 - 5.333	Japan (Hokkaido)	D. sp. (65243)
Late/Upper Miocene - Early/Lower Pliocene	11.63 - 3.6	USA (California)	D. jordani (52214) D. sp. B (52203)
Messinian	7.246 - 5.333	USA (California)	D. jordani (45499) Odobenidae indet. (52217)
Early/Lower Pliocene	5.333 - 3.6	USA (California)	D. sp. D (52215)