- Taxon calibrated
- Crown group Acanthuridae
- Minimum age
- 49 Ma
- Maximum 95% CI age
- 61.58 Ma
- Authority
- Near et al. (2012)
- Locality
- Bolca, Italy
- Age Authority
- See argumentation in Harrington et al. (2016), calibration 4; specimen derives from same geological unit
- Outgroup sequence
- Proacanthurus tenuis (Crown group Acanthuridae, 49 Ma)
- Eozanclus brevirostris (Total group Zanclus, 49 Ma)
- Luvarus necopinatus (Total group Luvarus, 54.17 Ma)
- Balkaria histiopterygia (Total group Tetraodontoidei, 55.8 Ma)
- Gasterorhamphosus zuppichinii (Total group Macrorhamphosa, 69.71 Ma)
- Aipichthys velifer (Total group Lampridformes, 98 Ma)
- Stichocentrus liratus (Total group Holocentroidei, 98 Ma)
- Apateodus glyphodus (Total group Aulopiformes, 103.13 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: Clupeocephala
- Cohort: Euteleosteomorpha
- Subcohort: Neoteleostei
- Infracohort: Eurypterygia
- Section: Ctenosquamata
- Subsection: Acanthomorphata
- Division: Euacanthomorphacea
- Subdivision: Percomorphaceae
- Series: Eupercaria
- Order: Acanthuriformes
- Family: Acanthuridae