Taxon calibrated
(Mormyridae + Gymnarchidae) vs Notopteridae
Minimum age
93.9 Ma
Maximum 95% CI age
142.6 Ma
Authority
Forey & Cavin (2001); see Benton et al. (2015) for age assessement
Locality
Kem-Kem, Morocco
Age Authority
See argumentation in Benton et al. (2015), calibration 29; specimen derives from same geological unit
Outgroup sequence
Palaeonotopterus greenwoodi ((Mormyridae + Gymnarchidae) vs Notopteridae, 93.9 Ma)
Paralycoptera wui (Total group Osteoglossidae, 107 Ma)
Leptolepides haerteisi (Total group Euteleostei, 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:
Class: Actinopteri
Subclass: Neopterygii
Infraclass: Teleostei
Megacohort: Osteoglossocephalai
Supercohort: Osteoglossocephala
Cohort: Osteoglossomorpha
Order: Osteoglossiformes