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Semionotus dubius Bellotti 1857 (ray-finned fish)

Osteichthyes

PaleoDB taxon number: 174912

Belongs to Actinopterygii according to A. López-Arbarello et al. 2014

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, Leptosomus, 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, Scombroclupea, Semionotus brevis, Semionotus inornatus, Semionotus mendozaensis, Semionotus unicristatus, Semionotus vallejensis, Spinofacia, Stegotrachelus, Tarrasiiformes, Telepholis, Terenolepis, Tetragonopterus, Thryptodus, Wardichthys

Ecology: