Phallotorynus victoriae Oliveros, 1983

Ota, Renata Rúbia, Deprá, Gabriel de Carvalho, Graça, Weferson Júnio da & Pavanelli, Carla Simone, 2018, Peixes da planície de inundação do alto rio Paraná e áreas adjacentes: revised, annotated and updated, Neotropical Ichthyology 16 (2), pp. 1-111 : 100

Phallotorynus victoriae Oliveros, 1983

Fig. 36

Body elongated; greatest depth contained 3.0 to 3.5 and caudal peduncle depth 6.4 to 8.1 times in SL; head length 4.2 to 4.6, predorsal distance 1.7 to 1.8 in SL; snout length 4.0 to 5.7, and horizontal orbital diameter 2.2 to 2.6 in HL. Mouth superior; premaxilla and dentary with flattened and incisiform teeth. Longitudinal series with 26-30 scales and transverse series with 7-10 scale rows. Dorsal fin with 7-9 rays; pectoral fin with 9 to 12, pelvic fin with 5, anal fin with 10 or 11 (females) and 8 (males) ( Lucinda et al., 2005). Ground color silver-yellowish in life, and pale brown in alcohol; scales with dark-brown border, conferring reticulate pattern to body; dark-brown transverse stripes on flank; one dark-brown spot on lower half of flank, above anal fin. Dorsal-fin base hyaline, followed by dark-brown oblique stripe.

Maximum standard length. 18.0 mm.

Distribution. Río Paraná basin.

Figures

Fig. 36. a. Melanorivulus sp., NUP 17575, córrego Querência, Amambaí, State of Mato Grosso do Sul (top, female, 24.7 mm SL; bottom, male, 28.3 mm SL). b. Pamphorichthys hollandi, NUP 16549, rio Baia, Taquarussu, State of Mato Grosso do Sul, Brazil (top, female, 22.8 mm SL; bottom, male, 17.6 mm SL). c. Phalloceros harpagos (top, female, NUP 9360, 22.7 mm SL, female, córrego de nome desconhecido, Jatei, State of Mato Grosso do Sul; bottom, male, NUP 1938, 18.0 mm SL, riacho Caracu, Porto Rico, State of Paraná). d. Phallotorynus pankalos, NUP 5839, córrego Sossego, tributary of the rio Iguatemi, Paranhos, State of Mato Grosso do Sul (top, female, 28.4 mm SL; bottom, male, 18.6 mm SL). e. Phallotorynus victoriae, NUP 1603, lagoa do Portinho, tributary of the rio Paraná, Três Lagoas, State of Mato Grosso do Sul (top, female, 14.6 mm SL; bottom, male, 18.6 mm SL). f. Poecilia reticulata, fresh specimens, uncat (top, female, 35.2 mm SL; bottom, male, 20.3 mm SL). g. Plagioscion squamosissimus, 330.0 mm SL, fresh specimen, uncat.