FIGURE 3 in Ituglanis compactus, a new species of catfish (Siluriformes: Trichomycteridae) from the rio Jari drainage, lower Amazon, Brazil

FIGURE 3. Dorsal view of skull and Weberian apparatus of Ituglanis compactus, paratype, INPA 13006, 22.4 mm SL. AOR, antorbital; APA, autopalatine; EPO, epioccipital; FRO, frontal; i1–11, infraorbital sensory pores 1 to 11; laf, ramus lateralis acessorius facialis foramen; LET, lateral ethmoid; MAX, maxila; MET, mesethmoid; PMX, premaxila; po1–2, postotic sensory pores 1 to 2; PSC, "posttemporosupracleithrum"; PSO, parieto-supraoccipital; PTE, pterotic; SOR, supraorbital tendon-bone; s1–6, supraorbital sensory pores 1 to 6; SPH+POT+PSF, sphenotic+prootic+pterosphenoid; WEB, Weberian apparatus. Left laterosensory canals and pores do not view. Scale bar = 1 mm.