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Fig. 7 in Description of two new species of Physopyxis and redescription of P. lyra (Siluriformes: Doradidae)

Fig. 7. Physopyxis cristata, holotype, INPA 24325 (22.73 mm SL), mouth of igarapé Zamula, rio Negro, Amazonas State, Brazil.

Fig. 6 in Description of two new species of Physopyxis and redescription of P. lyra (Siluriformes: Doradidae)

Fig. 6. Geographic distribution of Physopyxis lyra (circle), Physopyxis ananas (triangle), and Physopyxis cristata (squares). Open symbols are type localities. Record of P. lyra in rio Negro questionable.

Fig. 3. Physopyxis lyra Cope, 1871, holotype. ANSP 8282 in Description of two new species of Physopyxis and redescription of P. lyra (Siluriformes: Doradidae)

Fig. 3. Physopyxis lyra Cope, 1871, holotype. ANSP 8282 (35.0 mm TL), río Ampyiacu, Peru. Photo by Mark Sabaj.

Fig. 2 in Description of two new species of Physopyxis and redescription of P. lyra (Siluriformes: Doradidae)

Fig. 2. Diagnostic characters of the three species of Physopyxis. a. Physopyxis cristata; b. Physopyxis lyra; c. Physopyxis ananas; d. ventral view of scapular girdle in P. ananas and P. cristata; e. ventral view of scapular girdle in P. lyra.

opencc-by-4.0Dec 2003View details →

Fig. 1 in Record of cleaning behavior by Platydoras costatus (Siluriformes: Doradidae) in the Amazon Basin, Brazil

Fig. 1. Two juvenile catfish Platydoras costatus, one mouthing at the head of piscivorous erythrinid Hoplias malabaricus, and other poised under a submerged trunk in stream bottom.

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Figure 3. Proposed 16S in Phylogenetic relationships of thorny catfishes (Siluriformes: Doradidae) inferred from molecular and morphological data

Figure 3. Proposed 16S rRNA secondary structure model for Doradidae: (A) 5¢ end of the molecule.

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Figure 3 in Phylogenetic relationships of thorny catfishes (Siluriformes: Doradidae) inferred from molecular and morphological data

Figure 3. (Continued) Proposed 16S rRNA secondary structure model for Doradidae: (B) 3¢ end.

opencc-by-4.0Dec 2011View details →

Fig. 15. Hassar orestis, MZUSP 103327, 106.5 in Taxonomic revision of thorny catfish genus Hassar (Siluriformes: Doradidae)

Fig. 15. Hassar orestis, MZUSP 103327, 106.5 mm SL, rio Jari, Monte Dourado, PA, photographed live.

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Fig. 14 in New species of thorny catfish, genus Leptodoras Boulenger (Siluriformes: Doradidae), from Tapajós and Xingu basins, Brazil

Fig. 14. Gas bladder of Leptodoras copei, ANSP 162461, 96.5 mm SL, in ventral view. Scale bar 5 mm.

Fig. 27 in Taxonomic assessment of Leptodoras (Siluriformes: Doradidae) with descriptions of three new species

Fig. 27. Distribution of Leptodoras juruensis (star denotes type locality).

Fig. 12. Leptodoras hasemani, ANSP 175885 in Taxonomic assessment of Leptodoras (Siluriformes: Doradidae) with descriptions of three new species

Fig. 12. Leptodoras hasemani, ANSP 175885 (SL 156.4 mm), Essequibo river (Atlantic dr.), Guyana.

FIGURE 6 in Merodoras nheco, new genus and species from Rio Paraguay basin, Brazil (Siluriformes, Doradidae), and nomination of the new subfamily Astrodoradinae

FIGURE 6. Ventral view of pectoral girdle of Merodoras nheco. CLE – cleithrum, COR – coracoid, fAV – fossae of arrector ventralis inferior, pCLE – postcleithral process, pCOR – process of coracoid, PFR – pectoral-fin rays, PFS – pectoral-fin spine, PR12 – first and second proximal radial, PR3 – third proximal radial, PR4 – forth proximal radial. Solid black indicates cartilage.

FIGURE 5 in Merodoras nheco, new genus and species from Rio Paraguay basin, Brazil (Siluriformes, Doradidae), and nomination of the new subfamily Astrodoradinae

FIGURE 5. Dorsal view of pelvic girdle of Merodoras nheco. BPT – basipterygium, alBPT – anterolateral process of basipterygium, amBPT – anteromesial process of basipterygium, mpBPT – mesial process of basipterygium, PFR – pelvic-fin rays, ppBPT – posterior process of basipterygium. Solid black indicates cartilage.

FIGURE 4 in Merodoras nheco, new genus and species from Rio Paraguay basin, Brazil (Siluriformes, Doradidae), and nomination of the new subfamily Astrodoradinae

FIGURE 4. Picture of (A) dorsal view of external surface, (B) ventral view of external surface, (C) dorsal view of internal surface of ventral half, and (D) lateral view of a para-saggital cut of the gas bladder of Merodoras nheco.

FIGURE 3 in Merodoras nheco, new genus and species from Rio Paraguay basin, Brazil (Siluriformes, Doradidae), and nomination of the new subfamily Astrodoradinae

FIGURE 3. Map of Rio Paraguay basin and adjoining area, showing the distribution of Merodoras nheco (type-locality represented by open circle). 1 – Rio Cuiabá, 2 – Rio Piquiri, 3 – Rio Negro.

FIGURE 2 in Merodoras nheco, new genus and species from Rio Paraguay basin, Brazil (Siluriformes, Doradidae), and nomination of the new subfamily Astrodoradinae

FIGURE 2. Dorsal view of cephalic shield of Merodoras nheco. 1IO – first infraorbital, 1TS – first tympanal scute, 2IO – second infraorbital, 2TS – second tympanal scute, 3IO – third infraorbital, 3TS – third tympanal scute, ANP – anterior nuchal plate, DFS – dorsal-fin spine, EPO – epioccipital, FRO – frontal, INS – infranuchal scute, LAC – lacrimal, LE – lateral ethmoid, MES – mesethmoid, MNP – medium nuchal plate, NAS – nasal, PMX – premaxillary, PNP – posterior nuchal plate, PTE – pterootic, SCL – supracleithrum, SOC –supraoccipital, SPH – sphenotic, SPI – spinelet.

FIGURE 1 in Merodoras nheco, new genus and species from Rio Paraguay basin, Brazil (Siluriformes, Doradidae), and nomination of the new subfamily Astrodoradinae

FIGURE 1. Lateral, dorsal and ventral views of Merodoras nheco, MZUSP 90591, holotype, 40.8 mm SL

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Figures 8-14 from: Soares GB, Santos Neto JF, Domingues MV (2018) Dactylogyrids (Platyhelminthes: Monogenoidea) from the gills of Hassar gabiru and Hassar orestis (Siluriformes: Doradidae) from the Xingu Basin, Brazil. Zoologia 35: 1-16. https://doi.org/10.3897/zoologia.35.e23917

Figures 8-14 Cosmetocleithrum leandroi sp. nov.: (8) holotype whole-mount, ventral; (9) copulatory complex; (10) hook; (11) ventral bar; (12) dorsal bar; (13) ventral anchor; (14) dorsal anchor. Scale bars: 8 = 100 μm; 9, 11–14 = 25 μm; 10 = 10 μm.

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Figures 23-29 from: Soares GB, Santos Neto JF, Domingues MV (2018) Dactylogyrids (Platyhelminthes: Monogenoidea) from the gills of Hassar gabiru and Hassar orestis (Siluriformes: Doradidae) from the Xingu Basin, Brazil. Zoologia 35: 1-16. https://doi.org/10.3897/zoologia.35.e23917

Figures 23-29 Cosmetocleithrum bifurcum Mendoza-Franco, Mendoza-Palmero & Scholz, 2016: (23) voucher whole-mount, ventral; (24) copulatory complex; (25) ventral bar; (26) dorsal bar; (27) hook; (28) ventral anchor; (29) dorsal anchor. Scale bars: 23 = 100 μm; 24–26, 28, 29 = 25 μm; 27 = 10 μm.