Find research datasets worth reusing

Figure 8. Leptolebias itanhaensis, UFRJ 6453 in Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus

Figure 8. Leptolebias itanhaensis, UFRJ 6453, male, holotype, 20.7-mm standard length (some hours after collection); Brazil, Estado de São Paulo, Itanhaém (photo by W. J. E. M. Costa).

Figure 7. Leptolebias aureoguttatus, UFRJ 6331 in Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus

Figure 7. Leptolebias aureoguttatus, UFRJ 6331, female, 16.5-mm standard length (some hours after collection); Brazil, Estado do Paraná, Praia de Leste (photo by W. J. E. M. Costa).

Figure 4 in Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus

Figure 4. Geographical distribution of Leptolebias in São Paulo and Paraná states, southern Brazil: L. aureoguttatus (•) and L. itanhaensis (Ɨ).

Figure 3 in Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus

Figure 3. Osteological features in Leptolebias and Notholebias: A, medial portion of hyoid and branchial skeleton, dorsal view, of Leptolebias citrinipinnis. B, medial portion of hyoid and branchial skeleton, dorsal view, of Notholebias fractifasciatus. C, anguloarticular region, left side, lateral view, of L. citrinipinnis. D, jaw suspensorium, left side, lateral view, of N. fractifasciatus. Abbreviations: AA, anguloarticular; B1–B3, basibranchials 1–3; BB, basibranchial cartilage; BC, basihyal cartilage; BH, basihyal; H1–H3, hypobranchials 1–3; HY, hyomandibula; MS, mesopterygoid; MT, metapterygoid; PL, autopalatine; PO, preopercle; QU, quadrate; RA, retroarticular; SY, sympletic. Larger stippling indicates cartilage. Scale bar: 1 mm.

Figure 1. Most parsimonious phylogeny among 12 in Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus

Figure 1. Most parsimonious phylogeny among 12 species of the Rivulidae (tree length, L = 118; consistency index, CI = 0.82; retention index, RI = 0.85). Numbers above branches are bootstrap values.

Figure 2 in Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus

Figure 2. Frontal squamation and neuromast pattern in Leptolebias aureoguttatus. Abbreviations: A–H, frontal scales A–H; AIS, anterior infraorbital series; AN, anterior nostril; ARN, anterior rostral neuromast; ASN, anterior supraorbital neuromast; PAS, parietal series; PBS, preorbital series; PN, posterior nostril; PRN, posterior rostral neuromast; PSS, posterior supraorbital series. Scale bar: 1 mm.

Figure 5 in Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus

Figure 5. Geographical distribution of Leptolebias in Rio de Janeiro state, south-eastern Brazil: 1, L. marmoratus, L. splendens, and L. opalescens; 2, L. marmoratus and L. opalescens; 3, L. splendens; 4, L. citrinipinnis.

Figure 10 in Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus

Figure 10. Leptolebias itanhaensis, male, not preserved; Brazil, Estado de São Paulo, Itanhaém (photo by G. C. Brazil).

FIG. A3A, B in A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

FIG. A3A, B. — Six most parsimonious trees (A-F) obtained from the parsimony phylogenetic analysis under equal weights,with the Dasyuromorphia node constrained.

FIG. 18 in A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

FIG. 18. — Reconstruction of Anachlysictis gracilis Goin, 1997 stalking some rodents ("Neoreomys" huilensis Fields, 1957) in the La Venta area during Middle Miocene. Artist: Juan Giraldo.

FIG. 7 in A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

FIG. 7. — Anachlysictis gracilis Goin, 1997; VPPLT 1612, right side of the skull: A, lateral view; B, dorsolateral view; C, lineal draw in dorsolateral view. Abbreviations: Al, alisphenoid; dmm, depression for the masseter muscle; Eo, exoccipital; fdv, foramen for diploic vein; Fr, frontal; Ip, interparietal; Ju, jugal; La, lacrimal; Mx, maxilla; Na, nasal; oc, occipital condyle; Pa, parietal; Pal, palatine; pgp, postglenoid process; pop, postorbital process; prgp, preglenoid process of jugal; Px, premaxilla; smf, suprameatal foramen; Sq, squamosal; scr, sagittal crest. Scale bar: 20 mm.

FIG. 6 in A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

FIG. 6. — Anachlysictis gracilis Goin, 1997; VPPLT 1612, left side of the skull: A, lateral view; B, dorsolateral view; C, lineal draw in dorsolateral view. Abbreviations: Al, alisphenoid; Eo, exoccipital; Fr, frontal; fro, foramen rotundum; iof, infraorbital foramen; Ip, interparietal; Ju, jugal; La, lacrimal; Mx, maxilla; Na, nasal; oc, occipital condyle; Os, orbitosphenoid; Pa, parietal; Pal, palatine; pgp, postglenoid process; pop, postorbital process; prgp, preglenoid process of jugal; sof, sphenorbital fissure; smf, suprameatal foramen; Sq, squamosal; scr, sagittal crest; tl, temporal line. Scale bar: 20 mm.

FIG. A4 in A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

FIG. A4. — Result of parsimony phylogenetic analysis under implied weights, with concavity constant k = 3, showing the single recovered most parsimonious tree. Numbers represent bootstrap values. Support values not given for Dasyuromorphia, as this node was constrained a priori (see text).

FIG. A5 in A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

FIG. A5. — Result of parsimony phylogenetic analysis under implied weights, with concavity constant k = 12, showing the single recovered most parsimonious tree. Numbers represent bootstrap values. Support values not given for Dasyuromorphia, as this node was constrained a priori (see text).

FIG. A2 in A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

FIG. A2. — Strict consensus of six most parsimonious trees obtained from the parsimony phylogenetic analysis under equal weights, including Thylacinus cynocephalus (Harris, 1808) and constraining the Dasyuromorphian clade. Numbers indicate the number of nodes.For additional information,see Synapomorphies below.

FIG. 12 in A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

FIG. 12. — Skulls of three species of Thylacosmilidae: A, Thylacosmilus atrox Riggs, 1933; B, Patagosmilus goini Forasiepi & Carlini, 2010; C, Anachlysictis gracilis Goin, 1997. Scale bar: 20 mm.

FIG. A1 in A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

FIG. A1. — Consensus tree resulted from the alternative phylogenetic analysis under equal weights, excluding Thylacinus cynocephalus (Harris, 1808), made to test differences in topology.

FIG. 9 in A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

FIG. 9. — Anachlysictis gracilis Goin, 1997; VPPLT 1612, left dentary in lingual (A), labial (B) and occlusal (C) views; and right dentary in labial view (D). Abbreviations: acoc, anterior coronoid crest; an, angular process; con, mandibular condyle; cor, coronoid process; maf, masseteric fossa; manf, mandibular foramen; mc, masseteric crest (= inferior coronoid crest); mf, mental foramen; syf, symphyseal flange. Scale bars: 20 mm.

FIG. A3E, F in A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

FIG. A3E, F. — Six most parsimonious trees (A-F) obtained from the parsimony phylogenetic analysis under equal weights, with the Dasyuromorphia node constrained.

FIG. 2 in A sabre-tooth predator from the Neotropics: Cranial morphology of Anachlysictis gracilis Goin, 1997 (Metatheria, Thylacosmilidae), based on new specimens from La Venta (Middle Miocene, Colombia)

FIG. 2. — Anachlysictis gracilis Goin, 1997; IGM 184247 (holotype). Right mandibular ramus in lateral (A) and occlusal (B) views; C, left symphyseal flange fragment in medial and lateral views; D, left cranial fragment (postorbital portion; arrow indicates anterior direction); E, left mandibular ramus fragment with m2-3 in labial and lingual views; G, left m2-3 in occlusal view. Abbreviations: Fr, frontal; La, lacrimal; Na, nasal. Scale bars: 5 mm (vertical); 20 mm (horizontal).