Khmeriamorpha

Khmeriamorpha; Temporal range: Late Permian–Late Triassic PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Subphylum:	Tunicata
Class:	Ascidiacea
Order:	† Khmeriamorpha ; Wendt, 2018
Genera and species
	Khmeria K. minima; K. problematica; K. stolonifera; ; Zardinisoma Z. cassianum; Z. japonicum; Z. pauciplacophorum; Z. polyplacophorum; Z. pyriforme; ;

Last updated May 28, 2025

Khmeriamorpha is an order of extinct ascidians, characterized by a composite calcareous exoskeleton. It is known from the Late Permian to Late Triassic, and comprises the genera Khmeria and Zardinisoma .^[1]

References

↑ Wendt, Jobst (July 2018). Hautmann, Michael (ed.). "The first tunicate with a calcareous exoskeleton (Upper Triassic, northern Italy)" . Palaeontology. 61 (4): 575–595. doi:10.1111/pala.12356. ISSN 0031-0239.

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[1] Wendt, Jobst (July 2018). Hautmann, Michael (ed.). "The first tunicate with a calcareous exoskeleton (Upper Triassic, northern Italy)" . Palaeontology. 61 (4): 575–595. doi:10.1111/pala.12356. ISSN 0031-0239.

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