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Fig. 3 in Pseudobunocephalus, a new genus of banjo catfish with the description of a new species from the Orinoco River system of Colombia and Venezuela (Siluriformes: Aspredinidae)

Fig. 3. Dorsal view of the neurocranium and Weberian complex of Pseudobunocephalus lundbergi, ANSP 172505. Arrow indicates the exit of the infraorbital canal from the sphenotic. Scale bar equals 1 mm.

Fig. 4 in Pseudobunocephalus, a new genus of banjo catfish with the description of a new species from the Orinoco River system of Colombia and Venezuela (Siluriformes: Aspredinidae)

Fig. 4. Dorsal, lateral and ventral views of Pseudobunocephalus lundbergi, Holotype, ANSP 168817, 28.4 mm SL, Venezuela, Bolivar, caño Barranca, approximately 1.25 hours downstream from Jabillal (opposite bank) on río Caura (07°08'N 65°04'W), collected by J. Böhlke and W. Saul, 30 Jan 1977. Note the caudal fin is normal and intact, but has been creased and folded in preservation. Photographs by T. R. Vigliotta.

Fig. 5 in Pseudobunocephalus, a new genus of banjo catfish with the description of a new species from the Orinoco River system of Colombia and Venezuela (Siluriformes: Aspredinidae)

Fig. 5. Distribution map for Pseudobunocephalus lundbergi with the type locality indicated by a star symbol.

Fig. 1 in Pseudobunocephalus, a new genus of banjo catfish with the description of a new species from the Orinoco River system of Colombia and Venezuela (Siluriformes: Aspredinidae)

Fig. 1. Lateral view (anterior to the right) of the suspensorium, hyoid arch and lower jaw of Pseudobunocephalus lundbergi, ANSP 172505, paratype. Scale bar equals 1 mm.

Fig. 2 in Pseudobunocephalus, a new genus of banjo catfish with the description of a new species from the Orinoco River system of Colombia and Venezuela (Siluriformes: Aspredinidae)

Fig. 2. Medial view (anterior to the left) of the autopalatine of Pseudobunocephalus lundbergi, ANSP 172505, paratype. Note forked posterior margin with two separate terminal cartilages (stippled with open circles). Scale bar equals 1 mm.

FIGURE 3 in A new species of Pseudobunocephalus Friel, 2008 (Siluriformes: Aspredinidae) from the lower Tocantins and Mearim river drainages, North and Northeast of Brazil

FIGURE 3. HRXCT model of skull and anterior body of selected Pseudobunocephalus species. (A) dorsal view, (B) lateral view, and (C) ventral view of P. lundbergi ANSP 168813, 30.3 mm SL. (D) dorsal view, (E) lateral view, and (F) ventral view of P. iheringii UFRGS 7175, 36.9 mm SL. (G) dorsal view, (H) lateral view, and (I) ventral view of P. amazonicus MCP 35751, 30 mm SL. Limits between selected bones are highlighted in black.

FIGURE 2 in A new species of Pseudobunocephalus Friel, 2008 (Siluriformes: Aspredinidae) from the lower Tocantins and Mearim river drainages, North and Northeast of Brazil

FIGURE 2. HRXCT model of skull and anterior body of Pseudobunocephalus timbira, MCN 19274, paratype, 29.2 mm SL. (A) dorsal view, (B) lateral view, and (C) ventral view. ach = anterior ceratohyal; bp = basipterygium; br = branchiostegal rays; cl = cleithrum; cv = complex vertebrae; den = dentary; dp = proximal portion of pectoral-fin spine; fr = frontal; hc = hemal canal; hm = hyomandibula; io = infraorbital; me = mesethmoid; mnp = middle nuchal plate; mx = maxilla; tf = temporal fontanel; pcl = posterior process of cleithrum; pnp = posterior nuchal plate; pfr = pectoral-fin rays; pfs = pectoral-fin spine; pll = posterior lateral line tubules; pmx = premaxilla; po = preopercle; pp = proximal portion of pectoral-fin spine; psc = posterior process of scapulocoracoid; pso = parietosupraoccipital; pto = pterotic; pv5 = parapophysis of fifth vertebra; puh = urohyal; r = ribs; sc = scapulocoracoid; scl = supracleithrum; spo = sphenotic; v6 = sixth vertebra; vh = ventral hypohyal. Limits between selected bones are highlighted in black.

FIGURE 1 in A new species of Pseudobunocephalus Friel, 2008 (Siluriformes: Aspredinidae) from the lower Tocantins and Mearim river drainages, North and Northeast of Brazil

FIGURE 1. Dorsal, lateral and ventral views of Pseudobonocephalus timbira, holotype, MPEG 21057, 31.8 mm SL, Brazil, Maranhão, Alto Alegre do Pindaré, Jundiá Creek, Mearim River basin.

FIGURE 5 in A new species of Pseudobunocephalus Friel, 2008 (Siluriformes: Aspredinidae) from the lower Tocantins and Mearim river drainages, North and Northeast of Brazil

FIGURE 5. Jundiá Creek at the type locality for Pseudobunocephalus timbira, tributary of Mearim River drainage, Alto Alegre do Pindaré, Maranhão State, Brazil.

FIGURE 4 in A new species of Pseudobunocephalus Friel, 2008 (Siluriformes: Aspredinidae) from the lower Tocantins and Mearim river drainages, North and Northeast of Brazil

FIGURE 4. Localities of species of Pseudobunocephalus. Black triangles: P. quadriradiatus, white triangles: P. amazonicus, black circles: P. rugosus, white circles: P. iheringii, black squares: P. bifidus, white squares: P. lundbergi, Star: P. timbira, Red Star: Holotype of P. timbira.