Hyomandibular of Porichthys margaritatus (external view)
Maximum known length for this species 17.0 cm SL (male)
Specimen collection Study collection of P. Béarez (Paris, France), specimen n°PB-6915
Specimen determination Béarez, P. (2004)
Specimen length 20.5 cm SL, 23.1 cm TL
Collection site of the specimen Salango (Ecuador)
Image scale 1 cm
Image source Duque, L.
Image acquisition 
 Epson Perfection 3170 Photo