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MEEDIAVALVUR: algab „sõjalise erioperatsiooni“ teine etapp nimega „SÕDA“

Cornuta is an extinct order of echinoderms. Along with the mitrates, they form the Stylophora.

Their first (probable) representative is Ponticulocarpus from the Spence Shale (mid Cambrian);,[1] Ordovician examples also exist.

References

  • Mus, Monica Martí (April 2002). "The Ordovician cornute Flabellicystis rushtoni n. gen. n. sp. (Stylophora, Echinodermata) and its phylogenetic position within the group Cornuta". Paläontologische Zeitschrift. 76 (1): 99–116. doi:10.1007/BF02988189. S2CID 129282077.


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