Fish otoliths from the middle Miocene Pebas Formation of the Peruvian Amazon

Swiss Journal of Palaeontology

Table 1 Otolith- and skeleton-based taxa in the Pebas Fm. from the Bluntschli and Peyer collection

Taxonomy				Layer
Higher ranking	Family	Genus	Species	I	VI
Chondrichthyes
Myliobatiformes	Potamotrygonidae	Potamotrygon	aff. †P. rajachloeae	T
		Potamotrygon	†P. canaanorum	T
		Indet	Indet	T
Osteichthyes
Siluriformes	Ariidae	Cantarius	nolfi	O
		Cantarius	ohei n. sp.		O
Cichliformes	Cichlidae	Cichlasoma	blunschlii n. sp.	O
		Indet	Indet	B
Perciformes	Percoidei indet	Indet	Indet	O
	Sciaenidae	Pebasciaena n. gen.	amazonensis n. sp.		O
		Plagioscion	peyeri n. sp.	O	O
		Pogonias	tetragonus n. sp.	O	O
		Sciaenops?	sp.	O
		Umbrina	pachaula n. sp.	O
	?Sciaenidae (pharyngeal teeth)	Indet	Indet	T	T
Characiformes	?Bryconidae/Characidae	Indet	Indet	T
	Cynodontidae	Indet	Indet	T
	Hemiodontidae	Hemiodus	sp.	T
	Serrasalmidae	cf. Mylossoma	sp.	T
		“pacu” or “Myleus” clades	Indet	B, T
		cf. Serrasalmus	sp.	T
	Callichthyidae	Indet	Indet	B
	Doradidae	Indet	Indet	B
	Loricariidae	Indet	Indet	B, T
	Pimelodidae	Indet	Indet	B
Osteoglossiformes	?Osteoglossoidei	Indet	Indet	S
Incertae sedis	?†Acregoliathidae	?†Acregoliath	sp.	S
Indet	Indet	Indet	Indet	B, T
Reptilia
Crocodylia–Alligatoridae	Indet	Indet	Indet	T

O otolith, B skeletal remains, S scales, T teeth. Fossil records of “B,” “S,” and “T” were reported previously in Carrillo-Briceño et al. (2021)