Undina Temporal range: Triassic-Cretaceous 251.9–66.0 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Undina penicillata, at Göteborgs Naturhistoriska Museum
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Clade:	Sarcopterygii
Class:	Actinistia
Order:	Coelacanthiformes
Family:	Latimeriidae
Genus:	†Undina Münster, 1834
Synonyms
†Holophagus Egerton 1861

Undina is a genus of prehistoric coelacanth, lobe-finned fish, which lived from the Triassic period to the Cretaceous period (Only ranges Sinemurian to Tithonian according to 2021 study^[1]).

• Undina acutidens Reis, 1888
• Undina barroviensis
• Undina gulo (synonym: Holophagus gulo) (type species)
• Undina penicillata (Munster)
• Undina? picena (Costa, 1862)
• Undina purbeckensis

Species of this genus have been found in Cretaceous of Spain, in Jurassic of Germany, Turkey and the United Kingdom and in Triassic of Italy.

Wikimedia Commons has media related to Undina.

• The Paleobiology Database
• Paul H. LAMBERS redescription of the coelacanth Macropoma willemoesii VETTER from the lithographic limestone of Solnhofen (Upper Jurassic, Bavaria)
• Solnhofen

v t e Actinistia
Kingdom: Animalia Phylum: Chordata Subphylum: Vertebrata Class: Sarcopterygii Gnathostomata see Gnathostomata Actinistia see below↓ Actinistia
Actinistia sensu lato †Styloichthys? †"Onychodontiformes" Bukkanodus Grossius Luckeus Onychodus Qingmenodus Selenodus Strunius Actinistia sensu stricto †Eoactinistia †Euporosteus †Hainbergia †Nesides †Rebellatrix †Scleracanthus †Shoshonia †Styloichthys? †Youngichthys †Miguashaiidae Gavinia Miguashaia †Diplocercidae Chagrinia Dictyonosteus Diplocercides Serenichthys †Hadronectoridae Allenypterus Hadronector Holopterygius Lochmocercus Polyosteorhynchus †Rhabdodermatidae Caridosuctor Coelacanthopsis? Dumfregia Rhabdoderma Sassenia Spermatodus Synaptotylus †Laugiidae Belemnocerca Coccoderma Laugia Trachymetopon Coelacanthiformes †Coelacanthopsis? †Dobrogeria †Heptanema †Luopingcoelacanthus †Sinocoelacanthus †Yunnancoelacanthus †Coelacanthidae Axelia Chaohuichthys Coelacanthus Graphiuricthys Indocoelacanthus Moenkopia Mylacanthus Quayia Wimania †Whiteiidae Atacamaia Guizhoucoelacanthus Piveteauia Whiteia Latimerioidei †Garnbergia †Mawsoniidae Alcoveria Axelrodichthys Changxingia Chinlea Diplurus Lualabaea Mawsonia Parnaibaia Rhipis Latimeriidae †Foreyia †Holophagus Latimeria †Libys †Macropoma †Macropomoides †Megalocoelacanthus †Rieppelia †Swenzia †Ticinepomis †Undina