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Fig. 5 in Harttia absaberi, a new species of loricariid catfish (Siluriformes: Loricariidae: Loricariinae) from the upper rio Paraná basin, Brazil

Fig. 5. Detail of dorsal view of dorsal-fin spine of Harttia absaberi. Left arrow points to loops of second dorsal-fin pterygiophore, right arrow points to dorsal-fin spine. MZUSP 85806, paratype, 63.9 mm SL, c&s.

Fig. 2 in Harttia absaberi, a new species of loricariid catfish (Siluriformes: Loricariidae: Loricariinae) from the upper rio Paraná basin, Brazil

Fig. 2. Detail of the head, left side, of Harttia absaberi, showing the canal plate in ventral view. Canal plate (CP). MZUSP 85806, paratype, 63.9 mm SL, c&s.

Fig. 3 in Harttia absaberi, a new species of loricariid catfish (Siluriformes: Loricariidae: Loricariinae) from the upper rio Paraná basin, Brazil

Fig. 3. Dorsal view of Harttia absaberi, showing the pattern of scutes between the parieto-supraoccipital (PSO) and the nuchal plate (NP). MZUSP 85806, paratype, 63.9 mm SL, c&s.

Fig. 1 in Harttia absaberi, a new species of loricariid catfish (Siluriformes: Loricariidae: Loricariinae) from the upper rio Paraná basin, Brazil

Fig. 1. Harttia absaberi, new species, MZUSP 85805, 60.4 mm SL, holotype, Brazil, Mato Grosso do Sul State, Três Lagoas, ribeirão São Mateus, tributary of the rio Sucuriú, rio Paraná basin. From top to bottom: lateral, dorsal and ventral views.

Fig. 2 in Parotocinclus seridoensis, a new hypoptopomatine catfish (Siluriformes: Loricariidae) from the upper rio Piranhas-Açu basin, northeastern Brazil

Fig. 2. Parotocinclus seridoensis, live paratype specimen, UFRN 240, 30.6 mm SL, from rio Seridó (type locality), Caicó, Rio Grande do Norte, just after collection.

Fig. 13. Rhamdiopsis krugi, 32.5 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 13. Rhamdiopsis krugi, 32.5 mm SL, adult, live specimen photographed in aquarium on July 16th, 2008, unpreserved; Poço Encantado cave, left margin of the rio Una, Municipality of Itaetê, State of Bahia, Brazil. Courtesy of Adriano Gambarini.

Fig. 9 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 9. Basal region of left pectoral fin and proximate portions of pectoral girdle of Rhamdiopsis krugi, LIRP 5928, 33.9 mm SL, paratype.Ventralview. AP) articularcleithralprocess; CB) posterior complex bone of pectoral girdle (scapula, coracoid, and mesocoracoid fused); CK) coracoid keel; CL) cleithrum; DC) complex distal radial; DR1) distal radial 1; DR2a-c) pieces of distal radial 2; MA) mesocoracoid arch; PP) postcleithral process; and PR1-2) proximalradials 1 and 2. Scalebar = 0.7 mm.

Fig. 8 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 8. Pectoral girdle and fins of Rhamdiopsis krugi, LIRP 5928, 33.9 mm SL, paratype. Dorsal view. AP) articular cleithral process; CB) posterior complex bone of pectoral girdle (scapula, coracoid, and mesocoracoid fused); CL) cleithrum; DR2b) main posterior piece of distal radial 2; MA) mesocoracoid arch; PP) postcleithral process; PR2) proximal radial 2; RR1) rigid part of pectoral-fin ray 1; and SR1) soft part of pectoral-fin ray 1. Scale bar = 2 mm.

Fig. 5 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 5. Left suspensorium and opercular series of Rhamdiopsis krugi, LIRP 5928, 33.9 mm SL, paratype. Lateral view. EN) entopterygoid; HFen) foramen for entrance of ramus hyoideus of hyomandibular nerve trunk; HMex) foramen for exit of hyomandibular nerve trunk; HY) hyomandibula; IF) foramen for exit of infraorbital trunk nerve; IO) interopercle; MFen) foramen for entrance of ramus mandibularis externus facialis of hyomandibular nerve trunk; MT) metapterygoid; OP) opercle; pm8-11) preoperculomandibular sensory branches 8 to 11; PO) preopercle; and QU) quadrate. Scale bar = 1.5 mm.

Fig. 2 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 2. Anterior portion of the body of Rhamdiopsis krugi, LIRP 5929, 37.1 mm SL, holotype. Arrows indicate the limits of the pseudotympanum.

Fig. 12 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 12. Rhamdiopsis krugi, ca. 30.0 mm SL, adult, live specimen photographed in the nature in August, 1991, not collected; Poço Encantado cave, ca. 7 km from left margin of the rio Una, Municipality of Itaetê, State of Bahia, Brazil.

Fig. 7 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 7. Anterior vertebrae of Rhamdiopsis krugi, LIRP 5928, 33.9 mm SL, paratype. Dorsal view. AB) anterior branch of transverse process 4; AP) accessory process of vertebra 7; ll1-3) lateral line sensory branches 1 to 3; NL) neural lamina (neural arches of vertebrae 3 and 4); NS4) neural spine of vertebra 4; PB) posterior branch of transverse process 4; SB) swimbladder; TP4) transverse process 4; and TP5) transverse process 5. Arrow indicates osseous bridge joining anterior and posterior branches of transverse process 4. Scale bar = 2 mm.

Fig. 4 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 4. Cranium of Rhamdiopsis krugi, LIRP 5928, 33.9 mm SL, paratype. a) dorsal view; b) ventral view. Abbreviations: AF) anterior fontanel; AN) antorbital; AP) autopalatine; AT) antorbital tubule; BL) Baudelot's ligament; BO) basioccipital; EC) ethmoidean cartilage; EP) epioccipital; ES) extrascapula; EX) exoccipital; FR) frontal; HF) hyomandibular facet; i1-6) infraorbital sensory branches 1 to 6; LE) lateral ethmoid; ME) mesethmoid; MX) maxilla; NA) nasal; OF) optic foramen (rudiment); OS) orbitosphenoid; PA) parasphenoid; PF) posterior fontanel; PM) premaxilla; PO) prootic; po1-3) postotic sensory branches 1 to 3; PT) pterotic; PS) pterosphenoid; s1-3) supraorbital sensory branches 1 to 3; s6) supraorbital sensory branch 6 (epiphyseal branch); s7) supraorbital sensory branch 7 (postorbital branch); s8) supraorbital sensory branch 8 (parietal branch); SC) supracleithrum; SP) sphenotic; ST1-4) suborbital tubules 1 to 4; SU) supraoccipital; TF) trigeminofacial foramen; VL) ventrolateral limb of supracleithrum; VM) ventromedial limb of supracleithrum; and VO) vomer. Scale bars = 1.5 mm.

Fig. 6 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 6. Gill arches of Rhamdiopsis krugi, LIRP 5928, 33.9 mm SL, paratype. Dorsal view. Gill rakers and dorsal elements of left gill arches not shown. AN) accessory cartilaginous nodule; BB2-4) basibranchials 2 to 4; CB1-5) ceratobranchials 1 to 5; EB1-5) epibranchials 1 to 5; HB1-3) hypobranchials 1 to 3; PB3-4) pharyngobranchials 3 and 4; TP) tooth plate; and UP) uncinate process. Scale bar = 0.5 mm.

Fig. 3 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 3. Anterior portion of the body of Rhamdiopsis krugi, LIRP 5929, 37.1 mm SL, holotype, showing laterosensory canal system. a) lateral view; b) dorsal view; c) ventral view. i1) infraorbital sensory branch 1; i2) infraorbital sensory branch 2 (antorbital branch); i3-6) infraorbital sensory branches 3 to 6; ll1) lateral line sensory branch 1; ll2-11) lateral line sensory branches 2 to 11; pm1-11) preoperculomandibular sensory branches 1 to 11; po1) postotic sensory branch 1; po1+pm11) postotic-preoperculomandibular complex sensory branch (postotic sensory branch 1 + preoperculomandibular sensory branch 11); po2) postotic sensory branch 2 (pterotic or temporal branch); po3) postotic sensory branch 3; s1-3) supraorbital sensory branches 1 to 3; s6) supraorbital sensory branch 6 (epiphyseal branch); and s8) supraorbital sensory branch 8 (parietal branch). Scale bar = 3 mm.

Fig. 10 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 10. Pelvic girdle of Rhamdiopsis krugi, LIRP 5928, 33.9 mm SL, paratype. Dorsal view. BS) basipterygium; EP) external anterior process (or anterolateral arm); IP) internal anterior process (or anteromedial arm); LP) lateral process; NF) neural foramen; and PP) posterior process. Scale bar = 1 mm.

Fig. 14 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 14. Geographic distribution of Rhamdiopsis krugi. a) Eastern Brazil; b) detail of the upper rio Paraguaçu. Legends: 1) rio Paraguaçu; 2) rio São Francisco; 3) rio Una; i) Poço Encantado; ii) Lapa do Bode; and iii) Gruta Natal. Symbol (star) in map a represents the three localities.

Fig. 15 in The blind catfish from the caves of Chapada Diamantina, Bahia, Brazil (Siluriformes: Heptapteridae): description, anatomy, phylogenetic relationships, natural history, and biogeography

Fig. 15. View of the type-locality of Rhamdiopsis krugi, Poço Encantado cave (12º56'37''S 41º06'05''W), Municipality of Itaetê, Bahia, northeastern Brazil, taken in 2008. Courtesy of Adriano Gambarini.

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Fig. 6 in Rediscovery, taxonomic and conservation status of the threatened catfish Listrura camposi (Miranda-Ribeiro) (Siluriformes: Trichomycteridae)

Fig. 6. Geographic distribution of Listrura camposi (circles) and Listrura sp. (square) from município de Florianópolis; Southeastern Brazil, Santa Catarina to São Paulo States. Open circle indicates the type locality of L. camposi.