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27 results for “Platyrhina”
Figure 14 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 14. Schematic map showing the Cretaceous (red dots) and Cenozoic (yellow dots) occurrences of platyrhinids and zanobatids. The orange, blue and green colours mark the modern areal distribution of the living species of Platyrhina, Platyrhinoidis and Zanobatus, respectively (data from Last et al. 2016).
Figure 3 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 3. Specimens of †Eoplatyrhina bolcensis (Heckel, 1851) comb. nov. from the Monte Postale site. A, MGP-PD 26279C; B, original historical plate of the specimen MGP-PD 26279C, illustrated by Achille de Zigno (1813–1892). Photo: courtesy of Universit̀a degli Studi di Padova; C, specimen MGGC 7449; D, MGGC 7449 under ultraviolet light. Scale bars = 100 mm.
Figure 11 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 11. Comparative strict consensus trees from parsimony analyses run in PAUP showing the hypothetic relationships of †Eoplatyrhina gen. nov. and †Plesiozanobatus gen. nov. (in bold) among batoids. A, consensus tree of total dataset with suprascapular coding according to Compagno (1999) and to Da Silva et al. (2018); B, consensus tree of total dataset with suprascapular coding according to Compagno (1999) and Da Silva et al. (2018) with the exclusion of character 85 and excluding Heterodontus + Squalus (-HS). Dashed line from Hexanchidae represents a polytomy recovered in CH, compared to DS. Grey inset indicates the section of the tree with most variability, as it relates to the position of Rajidae. Numbers above branches reflect the Bremer support. Closed circles = Torpediniformes; open circles = Platyrhindae; closed triangle = Zanobatidae; open triangle = Myliobatiformes + Zanobatidae; upside-down open triangle = Myliobatiformes; closed rectangles = Rajiformes; open rectangles = Sclerorhynchoidea; open diamond = Rhinopristiformes; open J = Jurassic batoids. See Table 1 for all tree statistics and see Supplemental material, File 1, Fig. S1 for all characters mapped in support of tree B.
Figure 6 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 6. †Eoplatyrhina bolcensis (Heckel, 1851) comb. nov. from the Monte Postale site. A, close-up of the pelvic girdle and fins in MGGC 7449; B, the same area under ultraviolet light; C, detail of one of the claspers. Abbreviations: ax, axial cartilage; cl, clasper; pf, pelvic fin radials; pub, puboischiadic bar; vc, vertebral centra. Scale bars: A, B = 50 mm; C = 10 mm.
Figure 10 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 10. †Plesiozanobatus egertoni (De Zigno, 1876) comb. nov. from the Pesciara site. A, dermal denticles from the tail of MCSNV IG.43347; B, thorns from the tail of MCSNV IG.43347; C, thorns from the scapular region of MCSNV VII.B.80. Scale bars: A = 400 µm; B, C = 1 mm.
Figure 2 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 2. The holotype of †Eoplatyrhina bolcensis (Heckel, 1851) comb. nov. from the Monte Postale site in part and counterpart. A, MGP-PD 8873C; B, MGP-PD 8874C. Scale bars = 100 mm.
Figure 12 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 12. Phylogram recovered under Bayesian analyses of the total evidence data sets. A, hypothesis based on coding the suprascapula according to Compagno (1999); B, grey inset reflects how the hypothesis of relationships differs from the tree presented in A when derived from a matrix coding the suprascapula according to Da Silva et al. (2018). Numbers at branches reflect clade credibility. Clade credibility = 100 for branches lacking numbers. Closed circles = Torpediniformes; open circles = Platyrhindae; closed triangle = Zanobatidae; open triangle = Myliobatiformes + Zanobatidae; upside-down open triangle = Myliobatiformes; closed rectangles = Rajiformes; open rectangles = Sclerorhynchoidea; open diamond = Rhinopristiformes.
Figure 4 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 4. †Eoplatyrhina bolcensis (Heckel, 1851) comb. nov. from the Monte Postale site. A, MGGC 7449, close-up of the head and pectoral girdle under UV light; B, reconstruction. Abbreviations: af, anterior fontanel; ao, antorbital cartilage; cb5, fifth ceratobranchial; hp, horn-like process; hyo, hyomandibula; mc, Meckel's cartilage; mes, mesopterygium; met, metapterygium; nc, nasal capsule; pq, palatoquadrate; pro, propterygium; ro, rostral cartilage; rp, rostral process; sca, scapulocoracoid; syn, synarcual. Scale bars = 50 mm.
Figure 8 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 8. †Plesiozanobatus egertoni (De Zigno, 1876) comb. nov. from the Pesciara site. A, the holotype MGP-PD 154Z; B, original historical plate of the holotype illustrated and labelled as Torpedo egertoni by Achille de Zigno (1813–1892). Photo: courtesy of Universit̀a degli Studi di Padova; C, MCSNV IG.43347; D, MB.f 1608.1; E, MCSNV IG.142530; F, MCSNV VII.B.81. Scale bars = 100 mm.
Figure 9 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 9. †Plesiozanobatus egertoni (De Zigno, 1876) comb. nov. from the Pesciara site. A, MB.f 1608.1; B, reconstruction of the body outline and main skeletal structures (denticles and radials omitted); C, close-up of the head and pectoral girdle of MCSNV VII.B.81; D, reconstruction. Abbreviations: af, anterior fontanel; cb, ceratobranchials; cf, caudal fin; df, dorsal fins; hyo, hyomandibula; mc, Meckel's cartilage; met, metapterygium; nc, nasal capsules; pf, pelvic fins; pq, palatoquadrate; pro, propterygium; pub, puboischiadic bar; rad, pectoral radials; sca, scapulocoracoid; sy, synarcual; ss, suprascapula; vc, vertebral centra. Scale bars = 50 mm.
Figure 7 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 7. †Eoplatyrhina bolcensis (Heckel, 1851) comb. nov. from the Monte Postale site. A, dermal denticles from the tail of MGP-PD 26279C (dorsal view); B, dermal denticles from the tail of MGP-PD 26279C (basal view). Scale bar = 400 µm.
Figure 5 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 5. †Eoplatyrhina bolcensis (Heckel, 1851) comb. nov. from the Monte Postale site. A, MGP-PD 26279C, close-up of the rostral cartilage; B, close-up of the pectoral girdle (dorsal view) showing the position of the suprascapula; C, caudal fin of MGP-PD 26279C; the dashed line shows the original genuine outline of the fin. Abbreviations: af, anterior fontanel; co, coracoid bar of the scapulocoracoid; mes, mesopterygium; met, metapterygium; pro, propterygium; ro, rostral cartilage; scap, scapular process of the scapulocoracoid; ss, suprascapulae; syn, synarcual. Scale bars = 20 mm.
Figure 13 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 13. †'Platyrhina' gigantea (Blainville, 1818), MNHN F.Bol567, in A, part and B, counterpart from the Pesciara site. Scale bars = 100 mm.
Figure 1 in Revision of the Eocene 'Platyrhina' species from the Bolca Lagerst atte (Italy) reveals the first panray (Batomorphii: Zanobatidae) in the fossil record
Figure 1. Schematic geological map showing the location of the two main Lagerst¨atten of Bolca. Adapted from Trevisani (2015) and Marram̀a et al. (2016).
FIGURE 3. Differences between A–C in A review of the genus Platyrhina (Chondrichthys: Platyrhinidae) from the northwestern Pacific, with descriptions of two new species
FIGURE 3. Differences between A–C) Platyrhina hyugaensis sp. nov. and D–F) P. t a n g i sp. nov.; A–C) MUFS 23164 (holotype), female, 431 mm TL, Meitsu, Miyazaki, Japan; D–F) KPM-NI 2488 (paratype), female, 434 mm TL, Mera, Shizuoka, Japan. White and black arrows show a pair of thorns on the anterior part of scapular region and subsequent irregular small thorns on two pairs of two (total eight) symmetrical thorns, respectively.
FIGURE 2 in A review of the genus Platyrhina (Chondrichthys: Platyrhinidae) from the northwestern Pacific, with descriptions of two new species
FIGURE 2. Three species of Platyrhina and close up of tail for each species. A–C) Platyrhina sinensis, D–F) P. hyugaensis sp. nov. and G–I) P. tangi sp. nov. A) ASIZB 182251, male, 350 mm TL, off Amoy, China; B) ASIZB 182256, female, 455 mm TL, off Amoy, China; C) Same specimen of (A), close up of tail; D) MUFS 21609 (holotype), male, 391 mm TL, Meitsu, Miyazaki, Japan; E) MUFS 23164 (paratype), female, 431 mm TL, Meitsu, Miyazaki, Japan; F) Same specimen of (D), close up of tail; G) MUFS 23163 (holotype), male, 398 mm TL, Meitsu, Miyazaki, Japan; H) KPM-NI 2488 (paratype), female, 434 mm TL, Mera, Shizuoka, Japan; I) Same specimen of (G), close up of tail.
FIGURE 1 in A review of the genus Platyrhina (Chondrichthys: Platyrhinidae) from the northwestern Pacific, with descriptions of two new species
FIGURE 1. Drawing (A) by Lacepède (1801), the basis of Rhina sinensis Bloch and Schneider, 1801 and neotype (B–C) of Platyrhina sinensis. B) Dorsal view of ASIZB 47092, male, neotype, 204 mm TL, off Guangdong, China; C) Abdominal view of same specimen. Red arrows show 2 rows of hooked thorns on the mid-dorsum of the tail.
FIGURE 5 in A review of the genus Platyrhina (Chondrichthys: Platyrhinidae) from the northwestern Pacific, with descriptions of two new species
FIGURE 5. Distribution of Platyrhina sinensis, P. hyugaensis sp. nov. and P. t a n g i sp. nov. Black dots based on specimens examined during this study; white dots based on literature records (as P. s i n e n s i s).
FIGURE 9 in Platyrhina psomadakisi sp. nov., a new species of fanray (Batoidea: Platyrhinidae) from the Andaman Sea, the first record of this family in the Indian Ocean
FIGURE 9. Map showing capture locations for the holotype (red star) and paratypes (red circles) of Platyrhina psomadakisi sp. nov. (Map data ©2016 Terrametrics, Google Earth).
FIGURE 8 in Platyrhina psomadakisi sp. nov., a new species of fanray (Batoidea: Platyrhinidae) from the Andaman Sea, the first record of this family in the Indian Ocean
FIGURE 8. Dorsolateral view of the left orbit and spiracle of Platyrhina psomadakisi sp. nov.: (A) holotype (CSIRO H 7861- 01, adult male 378 mm TL, preserved); (B) paratype (CSIRO H 7859-01, female 341 mm TL, preserved).
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