Fig. 5 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 5. Left suspensorium and opercular series of Rhamdiopsis krugi, LIRP 5928, 33.9 mm SL, paratype. Lateral view. EN) entopterygoid; HFen) foramen for entrance of ramus hyoideus of hyomandibular nerve trunk; HMex) foramen for exit of hyomandibular nerve trunk; HY) hyomandibula; IF) foramen for exit of infraorbital trunk nerve; IO) interopercle; MFen) foramen for entrance of ramus mandibularis externus facialis of hyomandibular nerve trunk; MT) metapterygoid; OP) opercle; pm8-11) preoperculomandibular sensory branches 8 to 11; PO) preopercle; and QU) quadrate. Scale bar = 1.5 mm.