From: Evidence of positive selection associated with placental loss in tiger sharks
Calibration Point | Fossil (minimum age) | Lower Bound Fossil Age (mya) | Reference | Fossil (maximum age) | Upper Bound Fossil Age (mya) | Reference |
---|---|---|---|---|---|---|
Lamniformes – Carcharhiniformes (Node 1) | Paleoscyllium tenuidens | 169.6 | Underwood & Ward, 2004 [31] | Paracestracion | 183.4 | Delsate & Lepage, 1990 [28] |
Triakidae – Carcharhinidae (Node 2) | Carcharhiniformes Fossil | 132.9 | Underwood et al. 1999 [30] | Paleoscyllium tenuidens | 169.6 | Underwood & Ward, 2004 [31] |
Galeocerdo – Carcharhinidae (Node 3) | Galeocerdo latidens | 47.8 | Noubhani & Cappetta, 1997 [29] | Carcharhiniformes Fossil | 132.9 | Underwood et al. 1999 [30] |
Negaprion – Carcharhinus/Prionace (Node 5) | Aprionodon acutidens | 16.0 | Probst, 1879 [26] | Galeocerdo latidens | 47.8 | Noubhani & Cappetta, 1997 [29] |
Prionace – Carcharhinus perezii (Node 8) | Squalus glauca | 3.6 | Landini, 1977 [27] | Aprionodon acutidens | 16.0 | Probst, 1879 [26] |