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Phylogenetic and taxonomic revisions of Jurassic sea stars support a delayed evolutionary origin of the Asteriidae

2024; PeerJ, Inc.; Volume: 12; Linguagem: Inglês

10.7717/peerj.18169

2167-8359

Marine Fau, David F. Wright, Timothy A.M. Ewin, Andrew S. Gale, Loïc Villier,

Paleontology and Stratigraphy of Fossils

The superorder Forcipulatacea is a major clade of sea stars with approximately 400 extant species across three orders (Forcipulatida, Brisingida, Zorocallida). Over the past century, the systematics of Forcipulatacea have undergone multiple revisions by various authors, with some considering numerous families such as Asteriidae, Zoroasteridae, Pedicellasteridae, Stichasteridae, Heliasteridae, Labidiasteridae, and Neomorphasteridae, while others recognized only two families (