Taxon calibrated
Crown group Callichthyidae
Minimum age
39.5 Ma
Maximum 95% CI age
99.30 Ma
Authority
NA
Locality
Mais Gordo Formation, Argentina
Age Authority
Minimum age constrained by zircon dating of overlying Faja Verde (del Papa et al. 2010)
Outgroup sequence
Corydoras revelatus (Crown group Callichthyidae, 39.5 Ma)
Astephus sp. (Total group Ictaluridae, 59.36 Ma)
Characiformes indet. (Total group Characiformes, 93.9 Ma)
Rubiesichthys gregalis (Chanidae vs Kneriidae, 126.3 Ma)
Leptolepides haerteisi (Total group Euteleostei, 150.94 Ma)
Tischlingerichthys viohli (Crown Otomorpha, 150.94 Ma)
Anaethalion zapporum (Crown Teleostei, 151.2 Ma)
Occithrissops willsoni (stem Teleostei 5, 166.1 Ma)
Leptolepis coryphaenoides (stem Teleostei 4, 181.7 Ma)
Dorsetichthys bechei (stem Teleostei 3, 193.81 Ma)
Knerichthys bronni (stem Teleostei 2, 221 Ma)
Prohalecites porroi (stem Teleostei 1, 236 Ma)
Watsonulus (stem Halecomorphi 1, 251.2 Ma)
Taxa this fossil might apply to:
Family: Callichthyidae
Order: Siluriformes