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43 results for “Neoplecostomus”
Fig. 7. Maximum-likelihood tree for the mitochondrial DNA gene Cytochrome Oxidase C subunit 1 in A new species of the catfish Neoplecostomus (Loricariidae: Neoplecostominae) from a coastal drainage in southeastern Brazil
Fig. 7. Maximum-likelihood tree for the mitochondrial DNA gene Cytochrome Oxidase C subunit 1 for specimens of Neoplecostomus microps from rio Paraíba do Sul, rio Guapi- Açu and rio Macaé, and of Neoplecostomus paraty, using TN93+G model (n=21). Neoplecostomus paranensis and Neoplecostomus ribeirensis were used as outgroups.
Fig. 6 in A new species of the catfish Neoplecostomus (Loricariidae: Neoplecostominae) from a coastal drainage in southeastern Brazil
Fig. 6. Stream on the road Parati-Cunha, Penha neighborhood, near Serra da Bocaina National Park, rio Perequê-Açú affluent, coastal drainage, Parati Municipality, Rio de Janeiro State, Brazil, near the type locality of Neoplecostomus paraty.
Fig. 5 in A new species of the catfish Neoplecostomus (Loricariidae: Neoplecostominae) from a coastal drainage in southeastern Brazil
Fig. 5. Southeastern Brazil showing geographic distribution of Neoplecostomus paraty (red circle) and Neoplecostomus microps (white circle). Type locality indicated by yellow circle. Symbols can represent more than one locality.
Fig. 3 in A new species of the catfish Neoplecostomus (Loricariidae: Neoplecostominae) from a coastal drainage in southeastern Brazil
Fig. 3. Right suspensorium in mesial view, showing the size of the sesamoid ossification (black arrow) compared to the size of the interhyal (white arrow) (a) Neoplecostomus paraty, DZSJRP 13914, 59.6 mm SL, male and (b) Neoplecostomus microps, DZSJRP 2144, 62.8 mm SL, female. Scale bars = 1 mm.
Fig. 2 in A new species of the catfish Neoplecostomus (Loricariidae: Neoplecostominae) from a coastal drainage in southeastern Brazil
Fig. 2. Branchial skeleton in dorsal view, showing the accessory process of ceratobranchial 1 (black arrow) in (a) Neoplecostomus paraty, DZSJRP 13914, 59.6 mm SL, male and (b) Neoplecostomus microps, DZSJRP 2144, 62.8 mm SL, female. Scale bars = 1 mm.
Fig. 1 in A new species of the catfish Neoplecostomus (Loricariidae: Neoplecostominae) from a coastal drainage in southeastern Brazil
Fig. 1. Holotype of Neoplecostomus paraty, new species, DZSJRP 20429, 82.2 mm SL, male, stream on the road Parati- Cunha, affluent of rio Perequê-Açú, Serra da Bocaina National Park, Parati, Rio de Janeiro State, Brazil.
Fig. 4 in A new species of the catfish Neoplecostomus (Loricariidae: Neoplecostominae) from a coastal drainage in southeastern Brazil
Fig. 4. Color pattern variation in dorsal view of (a) Neoplecostomus paraty, DZSJRP 12481, 58.9 mm SL, female, (b) Neoplecostomus paraty, DZSJRP 18726, 75.1 mm SL, male, and (c) Neoplecostomus microps, DZSJRP 13913, 91.6 mm SL, male. Detail of the light blotch, horseshoe shaped, with a central dark area (white arrow), posterior to supraoccipital.
Fig. 2 in Genetic variability in four samples of Neoplecostomus yapo (Teleostei: Loricariidae) from the rio Paranapanema basin, Brazil
Fig. 2. Lateral view of four specimens of Neoplecostomus yapo from the following localities: A, ribeirão Atlântico, 85.9 mm SL; B) ribeirão Uraí, 93.3 mm SL; C) rio Verde, 96.0 mm SL; and D) rio Fortaleza, 97.4 mm SL (type locality of N. yapo).
Fig. 1 in Genetic variability in four samples of Neoplecostomus yapo (Teleostei: Loricariidae) from the rio Paranapanema basin, Brazil
Fig. 1. Partial map of South America showing the collecting sites of Neoplecostomus yapo. Circle = ribeirão Atlântico, município de Mandaguaçu; triangle = ribeirão Uraí, mun. Londrina; lozenge = rio Fortaleza, mun. Tibagi; and star = rio Verde, mun. Ponta Grossa, Paraná State.
FIGURE 7 in Neoplecostomus (Teleostei: Loricariidae) from the upper Rio Paraná basin, Brazil, with description of three new species
FIGURE 7. Head ventral view of the hypertrophied odontodes in adult males of: A) N. paranensis, DZSJRP 7003, 81.3 mm SL; B) N. yapo, DZSJRP 6194, 105.2 mm SL and; C) N. selenae, DZSJRP 7449, 95.8 mm SL.
FIGURE 1 in Neoplecostomus (Teleostei: Loricariidae) from the upper Rio Paraná basin, Brazil, with description of three new species
FIGURE 1. Lateral view of three adipose fin stages in Neoplecostomus: A) absent – N. paranensis, NUP 3774; B) poorly developed – N. paranensis, NUP 2608; C) well developed – N. yapo, NUP 4300 (anterior to left).
FIGURE 3 in Neoplecostomus (Teleostei: Loricariidae) from the upper Rio Paraná basin, Brazil, with description of three new species
FIGURE 3. The type localities of N. corumba (dot), N. selenae (lozenge), N. yapo (star), and N. paranensis (triangle).
FIGURE 1. Neoplecostomus canastra, MZUSP 121504 in Neoplecostomus canastra, a new catfish (Teleostei: Siluriformes) species from upper Rio Paraná basin
FIGURE 1. Neoplecostomus canastra, MZUSP 121504, (male), SL = 82.5 mm, holotype from córrego Tamborete, in municipality of Capitólio, Minas Gerais state, Brazil.
FIGURE 2 in Neoplecostomus canastra, a new catfish (Teleostei: Siluriformes) species from upper Rio Paraná basin
FIGURE 2. (a) Map showing the type locality of Neoplecostomus canastra (red star) at córrego Tamborete, 20°38'54''S, 46°09'52''W, rio Grande basin, Southeastern of Brazil. (b) Habitat at type locality of N. canastra with clear-water steam about 0.25–1.5 m depth, bottom with small to medium-sized rocks, loose stones and sand.
FIGURE 4 in Neoplecostomus canastra, a new catfish (Teleostei: Siluriformes) species from upper Rio Paraná basin
FIGURE 4. Picture of A) Neoplecostomus canastra, LBP 12265, (male), SL = 83.8 mm, paratype; B) Neoplecostomus langeanii, LBP 5878 (male), SL = 84.5 mm.
FIGURE 3. Bayesian consensus tree for Neoplecostomus species obtained from 5 million generations. Numbers after branches are posterior probabilities. Values below 0.95 in Neoplecostomus canastra, a new catfish (Teleostei: Siluriformes) species from upper Rio Paraná basin
FIGURE 3. Bayesian consensus tree for Neoplecostomus species obtained from 5 million generations. Numbers after branches are posterior probabilities. Values below 0.95 are not shown. Results from different methods of species delimitation are shown with bars colored at right side of the phylogeny. Pink bars represent morphospecies, yellow bars GMYC model and blue bars 2% genetic distance between clusters. The upper-left graphic is the Lineage-through-time plot representing the threshold time at -0.007195772 (yellow line).
FIGURE 6 in New species of Neoplecostomus (Neoplecostomini: Loricariidae) lacking adipose fin from upper Rio Paraná basin, central Brazil
FIGURE 6 Map showing the distribution of Neoplecostomus species. 1) N. watersi, type locality at Córrego Cachoeira, upper Rio Paraná basin, Goiás state, Brazil; 2) N. corumba; 3) N. franciscoensis; 4) N. doceensis; 5) N. espiritosantensis; 6) N. canastra; 7) N. langeanii; 8) N. paranensis; 9) N. paraty; 10) N. bandeirante; 11) N. ribeirensis; 12) N. jaguari; 13) N. botucatu; 14) N. selenae; 15) N. yapo; and 16) N. granosus, N. microps and N. variipictus
FIGURE 5 in New species of Neoplecostomus (Neoplecostomini: Loricariidae) lacking adipose fin from upper Rio Paraná basin, central Brazil
FIGURE 5. Picture showing the lower lip reaching or almost reaching branquial apertures ansversal line in Neoplecostomus watersi (left image), NUP 20525, 69.5 mm SL, and far from reaching branquial apertures transversal line in N. paranensis (right image), MZUSP 38572, holotype, 71.4 mm SL.
FIGURE 7 in New species of Neoplecostomus (Neoplecostomini: Loricariidae) lacking adipose fin from upper Rio Paraná basin, central Brazil
FIGURE 7. Habitat of the type locality where Neoplecostomus watersi was collected in the Córrego Cachoeira, 18°34'50.8" S 52°05'52.8" W, Goiás state, Brazil.
FIGURE 4 in New species of Neoplecostomus (Neoplecostomini: Loricariidae) lacking adipose fin from upper Rio Paraná basin, central Brazil
FIGURE 4. Neoplecostomus botucatu (a–b), paratypes, LBP 8065, 75.5–91.4 mm SL; Neoplecostomus paranensis (c–d), LBP 14631, 68.0–76.4 mm SL; right column: spine adpressed and fused to caudal peduncle; left column adipose fin absent with two or three azygous plates in the place of adipose fin.
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