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17 results for “Imparfinis”
Fig. 4 in Two new trans-Andean species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from Colombia
Fig. 4. Imparfinis usmai, live specimen (IMCN 3842, 73.6 mm SL), Colombia, Cauca, Caloto, río Japio, upper río Cauca basin, 03°01'N 76°24'W.
Fig. 5 in Two new trans-Andean species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from Colombia
Fig. 5. Trans-Andean species of Imparfinis and I. pseudonemacheir from Venezuelan Orinoco basin. Scale bars 1 cm. (a) I. usmai, MBUCV-V-35640, 88.7 mm SL, Colombia, Valle del Cauca, Cartago, río La Vieja, Valle Cartago, upper río Cauca basin; (b) I. nemacheir, FMNH 58127 (ex CM 7125), 105.0 mm SL, holotype of Nannorhamdia nemacheir, photograph by M. Littmann, FMNH Division of Fishes; (c) I. nemacheir, holotype of N. nemacheir, illustration from Eigenmann (1922); (d) I. nemacheir, MHNLS 15453, 81.4 mm SL, Venezuela, Trujillo, río Pocó, Lago de Maracaibo basin; (e) I. spurrellii, ICN-MHN 5532, 82.0 mm SL, Colombia, Chocó, río San Juan; (f) I. pseudonemacheir, MBUCV-V-28656, 48.1 mm SL, Venezuela, Anzoategui, ríoAtapirire, where crossed by the road between Manasma and Atipirire, río Orinoco basin; (g) I. timana, IAvH-P 10696, 74.2 mm SL, holotype, Colombia, Huila, río Guarapas, in the mouth of quebrada La Quebradona, río Magdalena basin; (h) I. lineatus, MBUCV-V-32675, 69.4 mm SL, Costa Rica, Puntarenas, río Peje, 13 km S of San Isidro General.
Fig. 2 in Two new trans-Andean species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from Colombia
Fig. 2. Map of midwestern region of Colombia showing geographic distribution of Imparfinis timana (circle, star: holotype locality) and I. usmai (squares, diamond: holotype locality). Some symbols represent more than one lot and/or locality.
Fig. 3 in Two new trans-Andean species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from Colombia
Fig. 3. Imparfinis usmai, holotype, IMCN 4812, 83.4 mm SL, Colombia, Departamento del Tolima, Municipio Coello, vereda Potrerillo, quebrada Potrerilla, tributary of río Coello, río Magdalena basin, 04°16'57.9"N 75°01'53.8"W. Scale bar = 1 cm.
Fig. 1 in Two new trans-Andean species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from Colombia
Fig. 1. Imparfinis timana, holotype, IAvH-P 10696, 74.2 mm SL, Colombia, Huila, Palestina, río Guarapas, in the mouth of quebrada La Quebradona, upper río Magdalena basin, 01º45'49"N 76º05'05"W. Scale bar = 1 cm.
FIGURE 6 in Anew species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from the Tapajós basin, Brazil
FIGURE 6. Igarapé Bacabal, type locality of Imparfinis munduruku, Rio Tapajós, Jacareacanga, Pará State, Brazil.
FIGURE 2 in Anew species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from the Tapajós basin, Brazil
FIGURE 2. Caudal skeleton of Imparfinis munduruku, MPEG 26514, 35.0 mm SL, paratype. Abbreviations: CF, caudal artery foramen; EPU, epural; HU1+HU2, ventral hypural plate formed by coossification of hypurals 1 and 2; HA+HAS, complex hypurapophysis (hypurapophysis and secondary hypurapophysis fused); HU3+HU4, dorsal hypural plate formed by co-ossification of hypurals 3 and 4; HU5, hypural 5; PH, parhypural; PU1+U1, complex centrum composed of preural centrum 1 and ural centrum 1; PU2, preural centrum 2; UR, uroneural. Scale bar = 1 mm.
FIGURE 3 in Anew species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from the Tapajós basin, Brazil
FIGURE 3. Cranium of Imparfinis munduruku, dorsal view, MPEG 26514, 35.0 mm SL, paratype. Abbreviations: AF, anterior fontanel; AN, antorbital; AP, autopalatine; AT, antorbital tubule; EP, epioccipital; ES, extrascapula; EX, exoccipital; FR, frontal; i1–6, infraorbital sensory branches 1 to 6; LE, lateral ethmoid; ME, mesethmoid; MX, maxilla; NA, nasal; PF, posterior fontanel; PRE, premaxilla; po1+pm11, postotic-preoperculomandibular complex sensory branch (postotic sensory branch 1+ preoperculomandibular sensory branch 11); po2, postotic sensory branch 2; PT, pterotic; s1–4, supraorbital sensory branches 1 to 4; s6, supraorbital sensory branch 6 (epiphyseal branch); s7, supraorbital sensory branch 7 (postorbital branch); s8, supraorbital sensory branch 8 (parietal branch); SP, sphenotic; ST1–4, suborbital tubules 1 to 4; SOC, supraoccipital; SOCP, supraoccipital process. Scale bar = 1 mm.
FIGURE 5 in Anew species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from the Tapajós basin, Brazil
FIGURE 5. Distribution of Imparfinis munduruku: black circle represent the type locality and white circles represent paratypes.
FIGURE 1. Imparfinis munduruku, MPEG 38784 in Anew species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from the Tapajós basin, Brazil
FIGURE 1. Imparfinis munduruku, MPEG 38784, holotype, 34.0 mm SL, from Brazil, Pará, Jacareacanga, Vila de Penedo, tributary of Rio Tapajós.
FIGURE 3 in Integrative taxonomy of Imparfinis (Siluriformes, Heptapteridae) from the Upper Paraná River basin, Brazil, with description of a new species
FIGURE 3. Left column: Imparfinis lepturus, holotype, MZUSP 127602, 45.3 mm SL, from Rio Corrente, Upper Paraná basin, Aporé, Goiás. Right column: Imparfinis lepturus, paratypes, LBP 32018, from top to bottom: 51.8 mm SL; 44.2 mm SL; 33.3 mm SL.
FIGURE 6 in Integrative taxonomy of Imparfinis (Siluriformes, Heptapteridae) from the Upper Paraná River basin, Brazil, with description of a new species
FIGURE 6. Live specimens of a) Imparfinis lepturus, LBP 32018; b) Imparfinis sp.n. LBP32067; c) Imparfinis mirini, LBP32005. Photo: J. Crispim.
FIGURE 4 in Integrative taxonomy of Imparfinis (Siluriformes, Heptapteridae) from the Upper Paraná River basin, Brazil, with description of a new species
FIGURE 4. Type locality of Imparfinis lepturus, Rio Corrente, Goiás state, Brazil. Photo: J. Crispim.
FIGURE 5 in Integrative taxonomy of Imparfinis (Siluriformes, Heptapteridae) from the Upper Paraná River basin, Brazil, with description of a new species
FIGURE 5. Imparfinis schubarti: a-Mogi-Guaçu River; b-Tietê River; c-Paranaíba River; d-illustration from original description of I. schubarti Gomes 1956. Imparfinis mirini: e-Paranapanema River; f-Tietê River; g-Sucuriú River; H-holotype of I. mirini (FMNH 54335). Imparfinis piperatus: i-Paraíba do Sul River; j-Upper Tietê River; l-Ribeira do Iguape River; m-holotype of I. piperatus (CAS 63636).
FIGURE 1 in Integrative taxonomy of Imparfinis (Siluriformes, Heptapteridae) from the Upper Paraná River basin, Brazil, with description of a new species
FIGURE 1. Map of samples sites (a) and maximum likelihood three of COI data (b). Black bars represent the molecular criteria used to species delimitation. Black nodes indicate>90% bootstrap values from 1.000 pseudoreplicates; grey nodes indicate support between 70% and 90% bootstrap values. Colored symbols in the map and in the tree represent the species (Imparfinis lepturus—pink star; I. minutus—yellow diamond; Imparfinis mirini—blue circle; I. piperatus—light blue triangle; Imparfinis n.sp.—black hexagon and I. schubarti—red square). Topotype samples represented by asterisc. GR (Grande); IV (Ivinhema); PS (Paraíba do Sul); PN (Paranaíba); P (Paranapanema); RI (Ribeira do Iguape); SU (Sucuriú); T (Tietê); UT (Upper Tietê); V (Velhas).
FIGURE 4. Imparfinis munduruku, MPEG 26514, 35.0 in Anew species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from the Tapajós basin, Brazil
FIGURE 4. Imparfinis munduruku, MPEG 26514, 35.0 mm SL, paratype. Dorsal view of the branchial skeleton. Left superior branchial elements were removed. Abbreviations: ACN, accessory cartilaginous nodule; BB2-4, basibranchials 2 to 4; CB1-5, ceratobranchials 1 to 5; EB1-5, epibranchials 1 to 5; HB1-3, hypobranchials 1 to 3; PB3-4, pharyngobranchials 3 to 4; TP, tooth plate; UP, uncinate process. Scale bar = 1 mm.
FIGURE 2. Morphometric analysis. a in Integrative taxonomy of Imparfinis (Siluriformes, Heptapteridae) from the Upper Paraná River basin, Brazil, with description of a new species
FIGURE 2. Morphometric analysis. a) Scatterplot of Principal Component Analysis (PC1 and PC2) of the 20 measures from 173 specimens; b) Scatter plot of Linear Discriminant Analysis (LDA1 and LDA2) of the 20 measures from 173 specimens; c) Crossvalidation Analysis for the six species, with posterior probabilities of individuals assigned to each species. Imparfinis lepturus (pink); I. minutus (yellow); I. mirini (blue); I. piperatus 'UT', 'PS', 'RI' (light blue) and Imparfinis sp.n. 'UA' (black).
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