[{"clade":"Cylothone plus Stigmops","fossil":"Sigmops sp.","left":"Sigmops_bathyphilus","right":"Cyclothone_obscura","min":"12.62","max":"88.6591992","locality":"Torricella Peligna, Italy","authority":"Carenvale (2007)","age_authority":"Carnevale (2007)"},{"clade":"Total group Sternoptychidae","fossil":"Polypnoides laevis","left":"Sternoptyx_obscura","right":"Polymetme_corythaeola","min":"41.3","max":"116.3941942","locality":"Dabakhanian Formation, Georgia","authority":"Afsari et al. (2014)","age_authority":"Lutetian (Bannikov and Parin 1997), age estimate derived from Gradstein et al. (2012)"},{"clade":"Total group Argyropelecus","fossil":"Argyropelecus sp.","left":"Argyropelecus_hemigymnus","right":"Maurolicus_weitzmani","min":"32.02","max":"91.37837838","locality":"Lower Khadum Horizon, Caucasus","authority":"Carnveale (2003)","age_authority":"See argumentation in Benton et al. (2015), calibration 40; specimen derives from same geological unit"},{"clade":"Argyropelecus hemigymnus","fossil":"Argyropelecus logearti","left":"Argyropelecus_hemigymnus","right":"Argyropelecus_sladeni","min":"12.62","max":"66.09811812","locality":"Torricella Peligna, Italy","authority":"Carnevale (2003)","age_authority":"Carnevale (2007)"},{"clade":"Croan Chauliodus","fossil":"Chauliodus testa","left":"Chauliodus_macouni","right":"Chauliodus_danae","min":"7.246","max":"87.64966366","locality":"Kurasi Formation, Sakhalin","authority":"Nazarkin (2014)","age_authority":"Serravallian-Tortonian, age estimate derived from Gradstein et al. (2012)"},{"clade":"Chauliodus sloani","fossil":"Chauliodus sloani","left":"Chauliodus_sloani","right":"Chauliodus_danae","min":"2.588","max":"59.91853854","locality":"2.588","authority":"Landini & Menesini (1978)","age_authority":"Late Pliocene, age estimate derived from Gradstein et al. (2012)"},{"clade":"Stomias affinis","fossil":"Stomias affinis","left":"Stomias_affinis","right":"Stomias_atriventer","min":"5.33","max":"60.59236236","locality":"Modelo Formation, California","authority":"Fink & Fink (1986)","age_authority":"Late Miocene, age estimate derived from Gradstein et al. (2012)"}]