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24 results for “Pseudotothyris”
Figure 27 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 27. Strict consensus cladogram of 55 most parsimonious trees (760 steps; consistency index = 0.217; retention index = 0.566), showing the inter-relationships amongst Hypoptopomatinae species. Numbers above branches indicate the number of the clade and those below the branches correspond to the Bremer support values.
Figure 24 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 24. Pectoral girdle in ventral view. A, Epactionotus bilineatus, DZSJRP 11358, 32.9 mm standard length (SL), female. B, Pseudotothyris obtusa, MCP 31726, 24.2 mm SL, female. C, Gymnotocinclus anosteos, UFRGS 11296, 43.7 mm SL, male. Scale bars = 1 mm.
Figure 26 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 26. Skull in ventral view. A, Pseudotothyris obtusa, MCP 31726, 24.2 mm standard length (SL), female. B, Otothyropsis marapoama, DZSJRP 9937, 26.3 mm SL. C, Hisonotus notatus, DZSJRP 13852, 31.5 mm SL, male. D, Hypoptopoma inexspectata, DZSJRP 15807, 64.6 mm SL, female. Arrows show the notch (C) and the projection (D) at the ventromesial margin of the rostral plate. Scale bars = 1 mm.
Figure 21. Ceratobranchial 5 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 21. Ceratobranchial 5 in ventral view (right side). A, Pseudotothyris ignota sp. nov., UFRGS 9057, 32.0 mm standard length (SL), female. B, Corumbataia tocantinensis, MZUEL 4998, 27.6 mm SL, sex undetermined. C, Lampiella gibbosa, DZSJRP 13621, 33.8 mm SL, female. Arrows show the dorsal process. Scale bars = 0.5 mm.
Figure 14. Pseudotothyris janeirensis, MNRJ 10278 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 14. Pseudotothyris janeirensis, MNRJ 10278, holotype, 33.9 mm standard length, female, Brazil, Rio de Janeiro state, Engenheiro Paulo de Frontin municipality, rio Guandú drainage.
Figure 15. Pseudotothyris obtusa, MZUSP 79939, 30.2 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 15. Pseudotothyris obtusa, MZUSP 79939, 30.2 mm standard length, female, Brazil, São Paulo state, Ilha Comprida municipality, rio Ribeira de Iguape drainage.
Figure 11 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 11. Dorsal-fin insertion in dorsal view. A, Pseudotothyris janeirensis, DZSJRP 12518, 23.1 mm standard length (SL), female. B, Pseudotothyris obtusa, MCP 31726, 24.2 mm SL, female. Arrows show the transverse process of first dorsal-fin pterygiophore exposed and bearing odontodes. Scale bars = 1 mm.
Figure 8 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 8. Pseudotothyris ignota sp. nov., UFRGS 16404, holotype, 32.7 mm standard length, female, Brazil, Santa Catarina state, São Francisco do Sul municipality, stream to lago Acaraí.
Figure 13. Pseudotothyris janeirensis, DZSJRP 12518, 33.0 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 13. Pseudotothyris janeirensis, DZSJRP 12518, 33.0 mm standard length, female, Brazil, Rio de Janeiro state, Engenheiro Paulo de Frontin municipality, rio Guandú drainage.
Figure 1 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 1. Odontodes at anterior margin of snout. A, Otothyris lophophanes, MNRJ 22985, 20.0 mm standard length (SL), female. B, Pseudotothyris obtusa, MCP 31726, 24.2 mm SL, female. Scale bar = 0.5 mm.
Figure 7 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 7. Scanning electron micrographs of snout of Pseudotothyris ignota sp. nov., UFRGS 9057, 30.4 mm standard length (SL), female (A, D); Pseudotothyris janeirensis, MNRJ 17701, 25.5 mm SL, female (B, E); and Pseudotothyris obtusa, MZUSP 53682, 28.3 mm SL, female (C, F).
Figure 2 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 2. Skull in lateral view (left side, dissected). A, Otothyris lophophanes, MNRJ 22985, 20.0 mm standard length (SL), female. B, Pseudotothyris obtusa, MCP 31726, 24.2 mm SL, female. Scale bars = 1 mm.
Figure 3 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 3. Skull in dorsal view (specimens dissected on the left). A, Schizolecis guntheri, DZSJRP 6525, 32.9 mm standard length (SL), male. B, Otothyris lophophanes, MNRJ 22958, 20.0 mm SL, sex undetermined. C, Pseudotothyris obtusa, MCP 31726, 24.2 mm SL, female. Abbreviations: CP1, canal-bearing plate 1; F, frontal; IO1−6, infraorbitals 1–6; N, nasal; OP, opercle; PF, prefrontal plate; PN, prenasal plates; POP, preopercle; PR1−4, postrostral plate 1–4; PT-SC, compound pterotic; R, rostral plate(s); SOC, parietosupraoccipital; SOCP, subocular cheek plate; SP, sphenotic. Scale bars = 1 mm.
Figure 12 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 12. Skull in lateral view (right side). A, Pseudotothyris obtusa, MCP 31726, 24.2 mm standard length (SL), female. B, Pseudotothyris janeirensis, DZSJRP 12518, 23.1 mm SL, female. C, Hisonotus piracanjuba, DZSJRP 13233, 23.7 mm SL, female. Arrows show the subocular cheek plate, and posterior extension of opercle. Abbreviations: CP1, canal-bearing plate 1; OP, opercle; POP, preopercle; PR2−4, postrostral plate 2–4; SOCP, subocular cheek plate; SP-OP, suprapreopercle. Scale bars = 1 mm.
Figure 6 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 6. Geographical distribution of Pseudotothyris species in southern and south-eastern Brazilian costal drainages: Pseudotothyris ignota sp. nov. (dots), Pseudotothyris obtusa (squares), and Pseudotothyris janeirensis (triangles). The symbols can represent more than one sampling locality. Open symbols represent type localities.
Figure 20. Ceratobranchial 1 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 20. Ceratobranchial 1 in ventral view (left side). A, Pareiorhaphis hystrix, DZSJRP 13714, 49.8 mm standard length (SL), sex undetermined. B, Neoplecostomus microps, DZSJRP 2768, unmeasured, sex undetermined. C, Schizolecis guntheri, DZSJRP 6526, 32.9 mm SL, male. D, Pseudotothyris obtusa, MCP 31726, 24.2 mm SL, female. Scale bars = 0.5 mm.
Figure 18 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 18. Opercle in mesial view. A, Schizolecis guntheri, DZSJRP 6525, 32.9 mm standard length (SL), sex undetermined. B, Gymnotocinclus anosteos, UFRGS 11296, 43.7 mm SL, male. C, Corumbataia cuestae, DZSJRP 7947, unmeasured, sex undetermined. D, Pseudotothyris obtusa, MCP 31726, 24.4 mm SL, female. Arrows show the opercular crest. Abbreviations: HM, hyomandibula; OP, opercle. Scale bars = 1 mm.
Figure 25 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 25. Cleithrum humeral process in lateral view. A, Neoplecostomus microps, DZSJRP 2144, 62.8 mm standard length (SL), female. B, Gymnotocinclus anosteos, UFRGS 11296, 43.7 mm SL, male. C, Otothyropsis marapoama, DZSJRP 9937, 26.3 mm SL, sex undetermined. D, Hisonotus piracanjuba, DZSJRP 13233, 23.7 mm SL, female. E, Schizolecis guntheri, DZSJRP 6525, 32.9 mm SL, sex undetermined. F, Pseudotothyris obtusa, MZUSP 69411, 23.1 mm SL, male. G, Otothyris travassosi, MNRJ 22947, 22.3 mm SL, female. Scale bars = 1 mm.
Figure 16 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 16. Nasal capsule in dorsal view. A, completely closed, Neoplecostomus microps, DZSJRP 2144, 62.8 mm standard length (SL), female. B, completely closed, Gymnotocinclus anosteos, UFRGS 11296, 43.7 mm SL, male. C, partially closed, Schizolecis guntheri, DZSJRP 6525, 32.9 mm SL. D, partially closed, Otothyropsis sp. nov., DZSJRP 2907. Arrows show exposed lateral ethmoid (A), and the lateral ethmoid surrounding less than 50% of nasal capsule (D). Abbreviations: IO2, infraorbital 2; LE, lateral ethmoid; LNP, lateronasal plate; N, nasal. Scale bars = 1 mm.
Figure 10 in Systematics of Pseudotothyris (Loricariidae: Hypoptopomatinae)
Figure 10. Suspensorium, lateral view (left side). A, Neoplecostomus microps, DZSJRP 2768, unmeasured, sex undetermined. B, Isbrueckerichthys duseni, DZSJRP 13670, 48.3 mm standard length (SL), sex undetermined. C, Rhinolekos schaeferi, DZSJRP 12192, 36.5 mm SL, sex undetermined. D, Otocinclus affinis, DZSJRP 7610, 31.5 mm SL, sex undetermined. E, Pseudotothyris obtusa, MCP 31726, 24.2 mm SL, female. F, Pseudotothyris ignota sp. nov., UFRGS 9057, 32.0 mm SL, female. G, Schizolecis guntheri, DZSJRP 6525, 32.9 mm SL, male. H, Otothyris travassosi, MNRJ 22947, 22.3 mm SL, female. Arrows show the metapterygoid channel and levator arcus palatine crest (A, B, C, D), and metapterygoid−hyomandibula suture (E, F). Abbreviations: AA, compound anguloarticular; CP1, 2, canal-bearing plate 1, 2; D, dentary; HM, hyomandibula; MPT, metapterygoid; OP, opercle; PAL, palatine; PMX, premaxilla; POP, preopercle; Q, quadrate. Scale bars = 1 mm.
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