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]

Khmeriamorpha
Temporal range: Late Permian–Late Triassic
Scientific classification Edit this 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

References

edit
  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.