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 GQY5 urn:lsid:zoobank.org:act:3CD2092D-E0A4-4C39-806B-3BD5ABD5E67F Actinopterygii Ariidae Arius Animalia Arius planiceps Steindachner 1877:576 [26] Siluriformes 18 Chordata species planiceps 1416638878 Panama Panama