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50 results for “Paracanthopoma”
Figure 1 in A taxonomic review of the vampire catfish genus Paracanthopoma Giltay, 1935 (Siluriformes, Trichomycteridae), with descriptions of nine new species and a revised diagnosis of the genus
Figure 1. Schematic Paracanthopoma showing homologous landmarks and derivative measurements. (A) Left lateral view of body; (B) Dorsal head view; (C) Ventral head view.
Figure 44. Paracanthopoma vampyra, INPA 31551 in A taxonomic review of the vampire catfish genus Paracanthopoma Giltay, 1935 (Siluriformes, Trichomycteridae), with descriptions of nine new species and a revised diagnosis of the genus
Figure 44. Paracanthopoma vampyra, INPA 31551, intraspecific variation in pigmentation pattern.
Figure 2 in A taxonomic review of the vampire catfish genus Paracanthopoma Giltay, 1935 (Siluriformes, Trichomycteridae), with descriptions of nine new species and a revised diagnosis of the genus
Figure 2. Map of South America showing geographical distribution of Paracanthopoma.
Figure 36 in A taxonomic review of the vampire catfish genus Paracanthopoma Giltay, 1935 (Siluriformes, Trichomycteridae), with descriptions of nine new species and a revised diagnosis of the genus
Figure 36. Paracanthopoma satanica, holotype, ANSP 178231, 25.4 mm SL. Peru, Dept. Loreto, Maynas, Caño Sabalito. (A) Lateral view of body; (B) Dorsal view of head; (C) ventral view of head.
Figure 31 in A taxonomic review of the vampire catfish genus Paracanthopoma Giltay, 1935 (Siluriformes, Trichomycteridae), with descriptions of nine new species and a revised diagnosis of the genus
Figure 31. Map of northern South America showing geographical distribution of Paracanthopoma parva. Open symbol represents type locality. Some symbols may represent more than a single locality or lot of specimens.
Figure 39 in A taxonomic review of the vampire catfish genus Paracanthopoma Giltay, 1935 (Siluriformes, Trichomycteridae), with descriptions of nine new species and a revised diagnosis of the genus
Figure 39. Paracanthopoma truculenta, holotype, MZUSP 30399, 39.7 mm SL. Brazil, Rondônia, Rio Madeira, Calama. (A) Lateral view of body; (B) Dorsal view of head; (C) ventral view of head.
Figure 21 in A taxonomic review of the vampire catfish genus Paracanthopoma Giltay, 1935 (Siluriformes, Trichomycteridae), with descriptions of nine new species and a revised diagnosis of the genus
Figure 21. Paracanthopoma irritans, holotype, MZUSP 126815, 16.5 mm SL, Brazil, Pará, Rio Trombetas, (A) Lateral view of body; (B) Dorsal view of head; (C) ventral view of head.
Figure 18 in A taxonomic review of the vampire catfish genus Paracanthopoma Giltay, 1935 (Siluriformes, Trichomycteridae), with descriptions of nine new species and a revised diagnosis of the genus
Figure 18. Paracanthopoma daemon, holotype, MZUSP 103047, 20.4 mm SL, Brazil, Mato Grosso, Gaúcha do Norte, Rio Coronel Vanick. (A) Lateral view of body; (B) Dorsal view of head; (C) ventral view of head. trunk. Eye large (14.8-17.0% HL), without free orbital rim, by anterior flap of integument. Posterior naris positioned located dorsolaterally on head and directed dorsolateral- anteromesially and adjacent to eye, their middle at trans- ly, covered by thin and transparent integument (Fig. 18). verse line through anterior margin of eye. Posterior inter- Middle of eye slightly anterior to middle of HL, interor- narial width narrower than interorbital. bital width approximately equal to or slightly shorter Opercular odontodophore medium-sized, laterally than longitudinal diameter of eye. Eyelens occupying located on head, on dorsal half of head depth in lateral central portion of lateral surface of eye and constricted view. Opercular odontodes 5, closely positioned as two by iris marginally, with large round pupil in specimens very large ones juxtaposed posteriorly and three smaller examined. Anterior nostril small, located in narrow anterior ones. Main axis of opercular odontodes orient- teardrop-shaped slit on surface of skin and surround- ed horizontally in lateral view, with their distal portion ed by short tubule of integument produced posteriorly curved dorsomedially. One or two caps of replacement into small pointed process, with double elastin cores. odontodes posteriorly to mature ones. Interopercular Anterior internarial width slightly larger than interorbital. odontodophore either similar-sized, or slightly larger Posterior naris larger than anterior one, partly occluded than opercular one, located ventrolaterally on head, immediately ventral to horizontal through origin of pecto- Table 6. Morphometric data of Paracanthopoma daemon. Ranges, mean and ral fin, with 4 or 5 odontodes closely positioned in single SD include holotype. Head subunits were obtained with an ocular micrometer row of four near posterior edge of interopercle, plus sin- and therefore as projections. Abbreviations: min = minimum value; max = gle smaller one anteriorly (when 5). Odontodes of poste- maximum value; n = number of specimens; SD = standard deviation. rior row strongly angled medially. Interopercular odontodophore much closer to opercular one than to eye. One
Figure 26 in A taxonomic review of the vampire catfish genus Paracanthopoma Giltay, 1935 (Siluriformes, Trichomycteridae), with descriptions of nine new species and a revised diagnosis of the genus
Figure 26. Paracanthopoma malevola, holotype, INPA 59836, CT scan images of head skeleton, (A) Lateral; (B) Dorsal; (C) Ventral.
Figure 42. Paracanthopoma vampyra, n in A taxonomic review of the vampire catfish genus Paracanthopoma Giltay, 1935 (Siluriformes, Trichomycteridae), with descriptions of nine new species and a revised diagnosis of the genus
Figure 42. Paracanthopoma vampyra, n. sp., holotype, MZUSP 86953, 14.6 mm SL. Brazil, Amazonas, Rio Preto da Eva, Igarapé Sucuriju. (A) Lateral view of body; (B) Dorsal view of head; (C) ventral view of head. flattened. Eye large (Fig. 42), without free orbital rim, lo- specimens examined. Anterior nostril small, surround- cated dorsolaterally on head and directed dorsolaterally, ed by short tubule of integument produced posteriorly with pronounced lateral component. Integument over into small pointed process, with double elastin cores. eye thin and transparent. Middle of eye slightly anterior Anterior internarial width slightly larger than interorbital. to middle of HL, interorbital width approximately 70% of Posterior naris slightly larger than anterior one, round- longitudinal diameter of eye. Eyelens large, constricted ish or triangular in shape, adjacent to mesial margin of by iris only marginally, with large round or oval pupil, in eye and partly occluded by anterior flap of integument. Anterior margin of posterior naris posterior to transverse Table 13. Morphometric data of Paracanthopoma vampyra. Ranges, mean line through anterior margin of eyes. Posterior internarial and SD include holotype. Head subunits were obtained with an ocular mi- width narrower than interorbital and slightly larger than crometer and therefore as projections. Abbreviations: min = minimum diameter of one nostril. value; max = maximum value; n = number of specimens; SD = standard Opercular odontodophore medium-sized and elon- deviation. gate, dorsolaterally located on head, on dorsal half of head depth in lateral view, anterodorsally to pectoral-fin
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