Taxonomic revision of Hopliancistrus Isbrücker & Nijssen, 1989 (Siluriformes, Loricariidae) with redescription of Hopliancistrus tricornis and description of four new species
Fig 18
Dentary and premaxillary in dorsal and ventral views, left side.
(a, b) H. tricornis, INPA 7025, 114.3 mm SL; (c, d) H. munduruku, INPA 38255, 73.3 mm SL; (e, f) H. wolverine, INPA 43731, 122.2 mm SL; (g, h) H. xikrin, INPA 40904, 133.8 mm SL; (i, j) H. xavante, INPA 37616, 114.7 mm SL. AA- angulo articular, CQ- condyle of articulation of quadrate, CNP- coronoid process, D- dentary, PMX- premaxillary, SAA- slit of angulo articular. Scale bar 5 mm.