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274 results for “Callichthyidae”
FIGURE 18 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 18 | Holotype of Aspidoras taurus, junior synonym of Aspidoras albater, MZUSP 57154, 52.1 mm SL, rio Itiquira, Mato Grosso State, Brazil. Dorsal (top), lateral (middle) and ventral (bottom) views. Photo in lateral view by Eduardo Baena.
FIGURE 15 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 15 | Aspidoras albater specimens photographed alive. (A) uncataloged aquarium specimen from the rio Araguaia basin, (B) specimen from the rio Muquém, rio Tocantins basin (MZUSP 114357, not measured), (C) uncatalogued aquarium specimens from the rio Araguaia basin, (D) uncatalogued aquarium specimen from Mato Grosso, possibly from the rio Paraguay basin, and (E) specimen from a stream with unknown name tributary to the rio Tocantins basin (LBP 19312, 27.6 mm SL). Photos by Ingo Seidel (A), José Birindelli (B), Hans Evers (C, D), and Martin Taylor (E).
FIGURE 16 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 16 | Paratypes of Aspidoras albater, (A–D) MZUSP 12992, 4, 25.9–31.2 mm SL, and (E–I) USNM 213540, 5, 26.1–31.2 mm SL, showing general morphological and color patterns in lateral view. Scale bars = 5 mm.
FIGURE 13 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 13 | Aspidoras albater, MZUSP 40793, CS, 29.4 mm SL, showing predorsal region of trunk in dorsal view. Dotted lines indicate the limits of the tip of the posterior process of the parieto-supraoccipital and anterior tip of the nuchal plate. Abbreviations: np: nuchal plate, pso: parieto-supraoccipital. Scale bar = 1 mm.
FIGURE 12 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 12 | Lateral view of the head of CS specimens of Aspidoras albater, showing the patterns of infraorbitals within the species. Ventral laminar expansion of infraorbital 1 strongly reduced in (A) and (B) (LBP 1427, 36.7 mm SL and LIRP 4447, 29.4 mm SL, respectively), poorly developed in (C) (MNRJ 11716, 27.8 mm SL), moderately developed in (D) (MZUSP 40793, 29.4 mm SL) and well developed in (E) (MNRJ 13050, 31.3 mm SL). Abbreviations: io1: infraorbital 1, io2: infraorbital 2, sph: sphenotic, pes: pteroticextrascapular. Scale bars = 1 mm.
FIGURE 11 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 11 | Aspidoras albater, holotype, MZUSP 12991, 34.2 mm SL, rio Tocantinzinho near São João da Aliança, Goiás State, Brazil. Dorsal (top), lateral (middle) and ventral (bottom) views. Photo in lateral view by Eduardo Baena.
FIGURE 45 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 45 | Aspidoras maculosus, MZUSP 88170, topotype, 27.8 mm SL. Dorsal (top), lateral (middle) and ventral (bottom) views.
FIGURE 40 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 40 | Infraorbital series of CS specimens of Aspidoras lakoi, MNRJ 5293, 30.0 mm SL, in lateral (A) and frontal (B) views, and A. albater, MNRJ 13080, 30.9 mm SL, in frontal (C) view. The white arrow and the black line in (A) and (B), respectively, show the pointed process on anterodorsal portion of infraorbital 1. The black line in (C) shows the anterodorsal portion of infraorbital 1 lacking a pointed process. Scale bar = 1 mm.
FIGURE 10 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 10 | Map showing the geographical distribution of Aspidoras albater (type locality: red circle; non-type localities: black circles), A. aldebaran (type locality: red star; non-type localities: white stars), A. azaghal (purple triangle), A. belenos (type locality: purple diamond), A. brunneus (possible region of type locality: grey diamond), A. carvalhoi (type locality: purple circle), A. depinnai (type locality: red square; nontype localities: black squares), A. fuscoguttatus (type locality: red triangle; non-type localities: white triangles), A. gabrieli (type locality: red pentagon; non-type locality: white pentagon), A. kiriri (black cross), A. lakoi (type locality: red diamond; non-type locality: black diamond), A. maculosus (red cross), and A. mephisto (type locality: white cross). Each symbol may represent more than one locality.
FIGURE 23 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 23 | Aspidoras belenos, UFRJ 4419 (ex-UFRJ 3861), CS paratype, 22.1 mm SL, showing dorsal view of the pectoral fin. Arrows indicate the small laminar expansions at the base of branched rays. Scale bar = 1 mm.
FIGURE 29 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 29 | Lateral view of the head of a CS specimen of Aspidoras depinnai, UFPB 6194, 28.0 mm SL, showing its general infraorbitals pattern. Abbreviations: io1: infraorbital 1, io2: infraorbital 2, sph: sphenotic, pes: pterotic-extrascapular. Scale bar = 1 mm.
FIGURE 14 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 14 | Dorsal view of pectoral spines in CS specimens of Aspidoras albater, showing variation in the morphology of pectoral-fin spine: presence of laminar expansion and simple and/or bifid poorly- and/or moderately-developed serrations on its posterior margin in (A) and (B) (MZUSP 114401, 30.1 mm SL and MNRJ 13080, 30.9 mm SL, respectively), (C) with only simple poorly-developed serrations on its posterior margin (LIRP 4472, 29.4 mm SL), (D) with only simple and/or bifid poorly-developed serrations on its posterior margin (MNRJ 12779, 31.3 mm SL), or (E) with only simple and/or bifid moderatelydeveloped serrations on its posterior margin (MNRJ 12581, 31.1 mm SL). Arrows in (A) indicate the small laminar expansions at the base of branched rays. Scale bars = 1 mm.
FIGURE 8 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 8 | Ventral view of the complex vertebra in CS specimens of (A) Aspidoras belenos, paratype, UFRJ 4419 (ex-UFRJ 3861), 22.1 mm SL, with well-developed parapophysis, (B) Aspidoras albater, MNRJ 12571, 35.3 mm SL, with poorly-developed parapophysis, and (C) Aspidoras albater, MNRJ 12581 (disarticulated, indeterminate size), with moderately-developed parapophysis. Abbreviations: ccv: centrum of the complex vertebra, pcv: parapophysis of the complex vertebra. Scale bars = 1 mm.
FIGURE 20 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 20 | Aspidoras belenos, holotype, MNRJ 12433, 27.3 mm SL, stream at the Primavera do Leste – Paranatinga Road, 82 km north from Primavera do Leste, Mato Grosso State, Brazil. Dorsal (top), lateral (middle) and ventral (bottom) views. Photos by Victor de Brito.
FIGURE 7 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 7 | Aspidoras aldebaran, LIRP 4494, CS paratype, 27.0 mm SL, showing dorsal view of the pectoral fin. Arrows indicate the reduced laminar expansions at the base of branched rays. Scale bar = 1 mm.
FIGURE 4 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 4 | Lateral view of the head of CS paratype of Aspidoras aldebaran, LIRP 4494, 27.0 mm SL, showing general pattern of infraorbitals. Abbreviations: io1: infraorbital 1, io2: infraorbital 2, sph: sphenotic, pes: pteroticextrascapular. Scale bar = 1 mm.
FIGURE 6 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 6 | Aspidoras aldebaran, LIRP 4494, CS paratype, 27.0 mm SL, showing predorsal region of trunk in dorsal view. Dotted lines indicate the limits of the tip of the posterior process of the parieto-supraoccipital and anterior tip of the nuchal plate. Abbreviations: np: nuchal plate, pso: parieto-supraoccipital. Scale bar = 1 mm.
FIGURE 9 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 9 | Aspidoras aldebaran, uncataloged specimen photographed alive (A), and the córrego Gordura, rio Araguaia basin, showing the typical habitat of the new species (B). Photos by Hans Evers.
FIGURE 5 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 5 | Dorsal view of the infraorbital series of CS specimens showing the four patterns of size and shape of the inner laminar expansion of infraorbital 1 (white arrows) in Aspidoras: (A) extremely well developed (Aspidoras albater, MNRJ 13080, 30.9 mm SL), (B) well developed (Aspidoras fuscoguttatus, NUP 12677, 36.1 mm SL), (C) moderately developed (Aspidoras poecilus, UNT 6249, 30.9 mm SL), and (D) poorly developed (Aspidoras psammatides, UNT 9604, 27.3 mm SL). Abbreviations: io1: infraorbital 1, io2: infraorbital 2. Scale bars = 1 mm.
FIGURE 19 in Taxonomy of the armored catfish genus Aspidoras (Siluriformes: Callichthyidae) revisited, with the description of a new species
FIGURE 19 | Relatively large specimen of (A) Aspidoras albater, LIRP 4472, 40.1 mm SL, and darker specimen of (B) Aspidoras albater, MZUSP 114401, 35.9 mm SL, showing general morphological and color patterns in lateral view. Photo (A) by Celso Ikedo.
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