FIGURE 5. Curculionichthys karipuna, LBP 19017, 29.0 in New species of Curculionichthys (Siluriformes: Loricariidae) from the eastern Guiana Shield

FIGURE 5. Curculionichthys karipuna, LBP 19017, 29.0 mm SL. A) Spinelet shape; B) Ventral view of abdominal plates; Neurocranium in C) dorsal and D) dorsolateral views. Abbreviations are: cpt = compound pterotic; f = frontal; io 1 - 5 = infraorbitals; n = nasal; op = opercle; pr 1 - 5 postrostral plates; pf = prefrontal; pn = prenasal; pop = preopercle; r = rostral plate; sp = sphenotic; cp 1 - 2 = subocular cheek plate; soc = parieto-supraoccipital; spop = supraopercular plate. Scale bars: 0.5 mm (A); 1 mm (B, C, D).