Loricaria prolixa Isbrücker, Nijssen, 1978

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 : 77

Loricaria prolixa Isbrücker, Nijssen, 1978

Fig. 26

Body depressed; greatest body depth contained 10.9 to 12.6 times in SL; head length 4.4 to 4.8, predorsal distance 3.1 to 3.3, dorsal-fin spine length 4.8 to 6.0, pectoral-fin spine length 3.5 to 4.4 and pelvic-fin spine length 3.9 to 4.7 in SL; snout length contained 1.7 to 1.8, horizontal orbital diameter 6.7 to 9.1, least interorbital width 5.2 to 5.8 and caudal peduncle depth 13.4 to 14.4 times in HL times in HL. Mouth inferior; pre-maxilla with 2-5 and dentary with 3-8 teeth. Mid-lateral series with 35-37 plates. Dorsal fin with I,7, pectoral fin with I,6, pelvic fin with i,6 or 7 and anal with 6 rays ( Isbrücker, Nijssen, 1978). Ground color brownish; dark-brown rounded spots. Hyaline fins with few darkbrown spots ( Graça, Pavanelli, 2007).

Maximum standard length. 450.0 mm ( Graça, Pavanelli, 2007).

Distribution. Upper rio Paraná basin.

Figures

Fig. 26. a. Farlowella hahni, NUP 374, 130.0 mm SL, ribeirão São Pedro, São Pedro do Paraná, State of Paraná. b. Loricaria prolixa, 230.5 mm SL, uncat. c. Loricaria sp., NUP 2567, 230.5 mm SL, rio Paraná, Porto Rico, State of Paraná. d. Loricariichthys platymetopon, 210.0 mm SL, uncat. e. Loricariichthys rostratus, 250.0 mm SL, uncat. f. Rineloricaria sp., NUP 2565, 86.0 mm SL, riacho na Estrada (D. Armando), Santa Helena, State of Paraná.