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Semionotus mendozaensis Geinitz 1885 (ray-finned fish)

Osteichthyes

PaleoDB taxon number: 202063

Belongs to Actinopterygii according to A. López-Arbarello et al. 2010

Sister taxa: Actinopteri, Aeduelliformes, Aesopichthyidae, Aetheospondyli, Aetheretmon, Aethocephalichthys, Akanolepis, Ameghinichthys, Anapterus, Aneurolepis, Apateodus, Asarotiformes, Atkinsonella, Aulolepis, Australichthys, Avonichthys, Baoqingichthys, Beagiascus, Bobastraniiformes, Cenechoia paramillensis, Cenechoia sulcata, Cheirodopsis, Chirothrix, Cladistia, Ctenothrissa, Cuneognathus, Dactylopogon, Dinopteryx, Diplospondichthys, Echidnocephalus, Enchelurus, Eurynotus uspallatensis, Eurypoma, Exocoetoides, Guaymayenia, Gunterichthys, Gyrolepidoides cuyanus, Halecopsis, Histiothrissa, Isospondyli, Kalops, Lepidotus pectoralis, Lepidotus trotti, Limnomis, Lineagruan, Mallotus, Meemania, Mesolepis, Microcoelia, Neochallaia leonensis, Ophiopsis lariensis, Opistopteryx, Pachylebias, Palaeonisci, Palaeoniscimorpha, Palaeoniscoidae, Palaeoniscoidea, Paramblypteriformes, Parascopelus, Paratarrasius, Pholidophorus dentatus, Pholidophorus lepturus, Pholidophorus rueppelli, Pholidophorus vallejensis, Plethodus, Polypteri, Prolebias, Pronotacanthus, Protaulopsis, Protospondyli, Pseudoberyx, Reticulolepis, Rhinellus, Rhynchorhinus, Roslerichthys, Salmo, Sardinioides, Schizospondylus, Semionotus brevis, Semionotus dubius, Semionotus inornatus, Semionotus unicristatus, Semionotus vallejensis, Spinofacia, Stegotrachelus, Tarrasiiformes, Telepholis, Terenolepis, Tetragonopterus, Thryptodus, Trachichthyiformes, Wardichthys

Type specimen: Its type locality is Uspallata, Agua de la Zorra, which is in a Triassic lacustrine mudstone/siltstone in the Agua de la Zorra Formation of Argentina

Ecology: