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178 results for “Leptodactylus”
Figure 5 in On the natural history of the South American pepper frog, Leptodactylus labyrinthicus (Spix, 1824) (Anura: Leptodactylidae)
Figure 5. Study plot, representing an area of reproduction of Leptodactylus labyrinthicus, in which foam nests and calling sites were mapped in the 2002–3 reproductive season. (Above) General aspect of the area; (below) schematic map showing the point of placement of the egg clutches (1–14) and the more frequently used calling sites (A, E and I). The numbering of the egg clutches follows the chronological order of deposition. Uberlândia, MG, Brazil.
Figure 4. A in On the natural history of the South American pepper frog, Leptodactylus labyrinthicus (Spix, 1824) (Anura: Leptodactylidae)
Figure 4. A pair of Leptodactylus labyrinthicus in axillary amplexus within a basin, moments before initiating foam beating. Specimens from Uberlândia, MG, Brazil.
Figure 3. A in On the natural history of the South American pepper frog, Leptodactylus labyrinthicus (Spix, 1824) (Anura: Leptodactylidae)
Figure 3. A foam nest (above) and an empty basin (below) of Leptodactylus labyrinthicus. Note that the foam nest is not in contact with the main water body. Observations made at Uberlândia, MG, Brazil.
Figure 2 in On the natural history of the South American pepper frog, Leptodactylus labyrinthicus (Spix, 1824) (Anura: Leptodactylidae)
Figure 2. Differential growth of forearms in males and females of Leptodactylus labyrinthicus. ANCOVA F16,12520.7; P,0.001. Specimens from Uberlândia, MG, Brazil.
Figure 1 in On the natural history of the South American pepper frog, Leptodactylus labyrinthicus (Spix, 1824) (Anura: Leptodactylidae)
Figure 1. Size at adulthood of Leptodactylus labyrinthicus. Largest male, 158.5 mm SVL, smallest 99.9 mm SVL. Specimens from Uberlândia, MG, Brazil.
Dinoponera quadriceps feeding on a Leptodactylus sp.
<p>A giant queenless ant observed in hard work in order to remove a piece of tissue from the body of a dead frog, a Leptodactylus sp.</p>
Waste of Atta leaf-cutting ants provides nutriment for Leptodactylus rhodonotus tadpoles (Hymenoptera, Formicidae; Amphibia, Leptodactylidae)
<p>Video sequence obtained on 20 November 2019 in rainforest at 915 m a.s.l., Departamento Pasco, Peru, showing the edge of the ants' waste heap at a small roadside ditch, with leaf-cutting ants dropping waste crumbs into the running water and <em>Leptodactylus rhodonotus</em> tadpole feeding on ant waste.</p> <p>Reference to this video has been published in the following article:</p> <p><span>Köhler, J. & F. Glaw (2023): </span><span>Waste of <em>Atta</em> leaf-cutting ants provides nutriment for <em>Leptodactylus rhodonotus</em> tadpoles (Hymenoptera, Formicidae; Amphibia, Leptodactylidae). Spixiana 46 (1): 20.</span></p> <p> </p>
FIGURE 6 in Unraveling the species diversity and relationships in the Leptodactylus mystaceus complex (Anura: Leptodactylidae), with the description of three new Brazilian species
FIGURE 6. Spectrograms and corresponding oscillograms of advertisement calls in the Leptodactylus mystaceus complex. (a) L. mystaceus; (b) L. didymus; (c) L. elenae; (d) L. spixi; (e) L. notoaktites; (f) L. kilombo; (g) L. barrioi; (h) L. watu. See Appendix III for information on sound recordings and call vouchers.
FIGURE 2 in Unraveling the species diversity and relationships in the Leptodactylus mystaceus complex (Anura: Leptodactylidae), with the description of three new Brazilian species
FIGURE 2. Genealogic relationships of Leptodactylus estimated by a Bayesian inference analysis (BEAST) of the mitochondrial 16S rRNA gene showing the relationships of the nine lineages of the Leptodactylus mystaceus complex. Other clades were collapsed to facilitate visualization. Values below nodes indicate Bayesian posterior probabilities. The scale bar is given as rate of base substitutions per site.
FIGURE 4 in Unraveling the species diversity and relationships in the Leptodactylus mystaceus complex (Anura: Leptodactylidae), with the description of three new Brazilian species
FIGURE 4. Character states of morphological and chromatic features between members of the Leptodactylus mystaceus complex and congeners of the L. fuscus group. Dorsal and dorsolateral folds: (a) one pair of dorsolateral folds in L. watu (UFMG 21332); (b) one pair of dorsolateral and two pairs of dorsal folds in L. fuscus (UFVF 0002). Longitudinal stripe on the posterior surface of thigh: (c) present in L. watu (UFMG 21332); (d) absent in L. mystacinus (UFVF 003). Tubercles on the sole of foot: (e) non-obvious tubercles in L. barrioi (AAG-UFU 502); (f) prominent tubercles covering the sole of foot in L. mystaceus (CHUFPB 30411).
FIGURE 1 in Unraveling the species diversity and relationships in the Leptodactylus mystaceus complex (Anura: Leptodactylidae), with the description of three new Brazilian species
FIGURE 1. (a) Geographic distribution of genetic and acoustic vouchers of nine lineages belonging to the Leptodactylus mystaceus complex in South America and corresponding amplitude envelopes of their advertisement calls. Black dots denote the type localities of the three new species. (b) Topographic map showing the three lineages distributed in the Atlantic Forest of southeastern Brazil.
FIGURE 5 in Unraveling the species diversity and relationships in the Leptodactylus mystaceus complex (Anura: Leptodactylidae), with the description of three new Brazilian species
FIGURE 5. Life colors among members of the Leptodactylus mystaceus complex. (a) L. barrioi (AAG-UFU 6183), (b) L. didymus (unvouchered), (c) L. elenae (AAG-UFU 5252), (d) L. kilombo (CHUFPB 28205), (e) L. mystaceus (CHUFPB 30412), (f) L. notoaktites (AAG-UFU 5221), (g) L. spixi (AAG-UFU 6228), and (h) L. watu (UFMG 21332). See Appendices I–II for locality data.
FIGURE 9 in Unraveling the species diversity and relationships in the Leptodactylus mystaceus complex (Anura: Leptodactylidae), with the description of three new Brazilian species
FIGURE 9. Holotype of Leptodactylus barrioi (AAG-UFU 502; SVL = 43.5 mm). (a) Dorsal and (b) ventral body; (c) palm of hand; (d) sole of foot; (e) head in profile. Scale bars = 5 mm.
FIGURE 10 in Unraveling the species diversity and relationships in the Leptodactylus mystaceus complex (Anura: Leptodactylidae), with the description of three new Brazilian species
FIGURE 10. Holotype of Leptodactylus watu (UFMG 21332; SVL = 40.8 mm). (a) Dorsal and (b) ventral body; (c) palm of hand; (d) sole of foot; (e) head in profile. This specimen was lacking the terminal phalanges of toe V (as shown in 'd'). Scale bars = 5 mm.
FIGURE 7 in First description of immature stages of Gastropini, Gastrops willistoni Cresson (Diptera: Ephydridae) preying on eggs in a foam nest of Leptodactylus knudseni Heyer (Anura: Leptodactylidae) in Central Amazon
FIGURE 7. Gastrops willistoni Cresson, cephalopharyngeal skeleton of third instar larva; A. Lateral view; B. Dorsal view; C. Ventral view. Abbreviations: d brg: dorsal bridge, d corn: dorsal cornu, ep scl: epipharyngeal sclerite, esph: esophagus, hyphar: hypopharynx, lab scl: labial sclerite, md: mandible, pastm b: parastomal bar, phr: pharynx, tra br: transverse bar, v corn: ventral cornu, w: window. Scale bar: 0.5 mm.
FIGURE 1 in First description of immature stages of Gastropini, Gastrops willistoni Cresson (Diptera: Ephydridae) preying on eggs in a foam nest of Leptodactylus knudseni Heyer (Anura: Leptodactylidae) in Central Amazon
FIGURE 1. Map showing collecting site of a Leptodactylus knudseni Heyer foam nest with Gastrops willistoni Cresson larvae in it. A. Brazil (light grey), Amazonas state (grey) and city of Manaus (solid black square). B. Satellite image showing Manaus and Reserva Florestal Adolpho Ducke (RFAD) (Inside yellow square) with location of foam nest within the Reserve (red square). C. Base area of RFAD showing the spot where the foam nest was found (solid yellow square).
FIGURE 3 in First description of immature stages of Gastropini, Gastrops willistoni Cresson (Diptera: Ephydridae) preying on eggs in a foam nest of Leptodactylus knudseni Heyer (Anura: Leptodactylidae) in Central Amazon
FIGURE 3. Gastrops willistoni Cresson, adult male, reared in laboratory; A. Habitus, lateral view; B. Head and thorax, lateral view; C. Same, dorsal view; D. Head, anterior view; E. Wing, ventral view. Scale bar: 1 mm.
FIGURE 9 in First description of immature stages of Gastropini, Gastrops willistoni Cresson (Diptera: Ephydridae) preying on eggs in a foam nest of Leptodactylus knudseni Heyer (Anura: Leptodactylidae) in Central Amazon
FIGURE 9. Gastrops willistoni Cresson, details of puparium; A. Anterior spiracle, left side, lateral view; B. Breathing tube and posterior spiracle, lateral view; C. Breathing tube and posterior spiracle, dorsal view; D. Breathing tube and posterior spiracle, ventral view Abbreviations: ans: anal slit, bt: breathing tube, fl: fleshy lobe, pp: perianal pad, psp: posterior spiracles, sp: spinule patch. Scale bar: 0.5 mm.
FIGURE 2. A in First description of immature stages of Gastropini, Gastrops willistoni Cresson (Diptera: Ephydridae) preying on eggs in a foam nest of Leptodactylus knudseni Heyer (Anura: Leptodactylidae) in Central Amazon
FIGURE 2. A. Temporary puddle along trail at Reserva Florestal Adolpho Ducke (RFAD). Yellow arrow indicates foam nest of Leptodactylus knudseni Heyer. B–C. Adults of Gastrops willistoni Cresson, foraging and ovipositing on foam nest of L. knudseni; F. Pupae of G. willistoni on a foam nest in advanced state of decomposition in the laboratory.
FIGURE 5 in First description of immature stages of Gastropini, Gastrops willistoni Cresson (Diptera: Ephydridae) preying on eggs in a foam nest of Leptodactylus knudseni Heyer (Anura: Leptodactylidae) in Central Amazon
FIGURE 5. Gastrops willistoni Cresson, details of third instar larvae; A. Anterior region, ventral view; B. Anterior spiracle, left side, detail, lateral view; C. Posterior spiracles, detail, dorsal view; D–F. Third instar larva with breathing tube completely evaginated; D. Lateral view; E. Dorsal view; F. Ventral view; G–I. Third instar larvae with breathing tube completely invaginated; G. Lateral view; H. Dorsal view; I. Ventral view. Abbreviations: ans: anal slit, ant: antenna, asp: anterior spiracles, bt: breathing tube, ecd sc: ecdysial scar, fcp: fleshy conic projection, fl: fleshy lobe, mx plp: maxillary palpus, or rg: oral ridge, pp: perianal pad, psp: posterior spiracles, sop: spiracular opening, sp: spinule patch. Scale bar: 0.5 mm.
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