PBDB Taxon

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

Khmeria

Ascidiacea - Khmeriamorpha - Khmeriidae

Taxonomy

Khmeria was named by Mansuy (1914) [Sepkoski's age data: P Leon-l]. Its type is Khmeria problematica.

It was assigned to Tabulata by Sepkoski (2002); and to Khmeriidae by Hill (1981) and Wendt (2018).

Species

K. minima, K. problematica (syn. K. pumila, Osium importans) (type species), K. stolonifera

Synonyms

Osium was named by de Gregorio (1930).

It was synonymized subjectively with Khmeria by Wendt (2018).

Synonymy list

Year	Name and author
1914	Khmeria Mansuy
1930	Osium de Gregorio p. 44
1981	Khmeria Hill
2002	Khmeria Sepkoski
2018	Khmeria Wendt p. 587

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874

Rank	Name	Author
subphylum	Tunicata	Lamarck 1816
class	Ascidiacea	Nielsen 1995
order	Khmeriamorpha
family	Khmeriidae
genus	Khmeria	Mansuy 1914

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. †Khmeria Mansuy 1914

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†Khmeria minima Wendt 2018

†Khmeria problematica Mansuy 1914

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Invalid names: Khmeria pumila Tchudinova 1965 [synonym], Osium importans de Gregorio 1930 [synonym]

†Khmeria stolonifera Wendt 2018

Invalid names: Osium de Gregorio 1930 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Locomotion:

stationarysubp

Attached:

yessubp

Life habit:

low-level epifaunalsubp

Diet:

suspension feedersubp

Created:

2007-12-11 06:22:34

Modified:

2009-10-12 01:26:13

Source: subp = subphylum

Reference: Kiessling 2003

Age range: base of the Wordian to the top of the Julian or 266.90000 to 232.00000 Ma

Collections (9 total)

Time interval	Ma	Country or state	Original ID and collection number
Wordian	266.9 - 264.28	Indonesia	K. problematica (75571)
Wordian	266.9 - 264.28	Italy	K. importans (113433) Osium sp., Osium importans (233340)
Wordian - Capitanian	266.9 - 259.51	Cambodia	K. problematica, K. stolonifera (233582)
Capitanian	264.28 - 259.51	Cambodia	K. problematica (124988)
Wuchiapingian	259.9 - 254.17	Azerbaijan	K. pumila (116766)
Changhsingian	254.17 - 252.17	Armenia	K. pumila (113726)
Changhsingian	254.17 - 252.17	Azerbaijan	K. pumila (116753)
Julian	235.0 - 232.0	Italy	K. minima (66197)