Description of Notarius biffi n. sp. and redescription of N. insculptus (Jordan and Gilbert) (Siluriformes: Ariidae) from the eastern Pacific, with evidence of monophyly and limits of Notarius. Ricardo Betancur-R. Arturo Acero P. Zootaxa 2004 703 1 20 47S7F Actinopterygii Ariidae Notarius Animalia Siluriformes 19 Chordata species kessleri 1416638860 Panama Darien