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77 results for “Myliobatidae”
Figure 1 in DNA barcoding supports the presence of the cryptic ocellated eagle ray, Aetobatus ocellatus (Myliobatidae), in French Polynesia, South Pacific
Figure 1. - Locations for sampled Aetobatus ocellatus (grey circles) in French Polynesia and for comparative materials (circles in insert: Australia, New Caledonia, Indonesia, India, South Africa, Brazil, Japan, Korea).
Figure 2 in DNA barcoding supports the presence of the cryptic ocellated eagle ray, Aetobatus ocellatus (Myliobatidae), in French Polynesia, South Pacific
Figure 2. - Neighbour-Joining distance tree (K2p model) of the partial COI sequences (652 bp, 'barcode region') revealing the placement of individuals of Aetobatus ocellatus from French Polynesia within the Aetobatus complex. Specimens are labelled with their BOLD Process ID. Bootstrap values over 75% are indicated above branches.
Fig. 5 in Fish blood flukes (Digenea: Aporocotylidae) from Indonesia: Two new genera and species infecting the banded eagle ray, Aetomylaeus nichofii (Bloch and Schneider, 1801) Capape´and Desoutter, 1979 (Myliobatiformes: Myliobatidae) from Borneo
Fig. 5. Phylogenetic relationships of chondrichthyan blood flukes based on morphological characters (tegumental spines, shape of intestines). Host affiliations are included. Dashed lines indicate species with no nucleotide sequences. Boxes indicate spine rows: blue = 2 + spine rows, green = 1 spine row, and red ⋂ = no spines. Shape of the intestine () inverse U-shaped and (X) X-shaped. (For interpretation of the references to colour in this figure legend, the reader is referred to the web version of this article.)
Fig. 1-2. Aetohemecus kirstenjensenae Warren and Bullard n. gen., n in Fish blood flukes (Digenea: Aporocotylidae) from Indonesia: Two new genera and species infecting the banded eagle ray, Aetomylaeus nichofii (Bloch and Schneider, 1801) Capape´and Desoutter, 1979 (Myliobatiformes: Myliobatidae) from Borneo
Fig. 1-2. Aetohemecus kirstenjensenae Warren and Bullard n. gen., n. sp. (Digenea: Aporocotylidae) from the heart of the banded eagle ray, Aetomylaeus nichofii (Bloch and Schneider, 1801) Capape´and Desoutter, 1979 (Myliobatiformes: Myliobatidae). (1) Body of holotype (USNM No. 1642775), dorsal view. Bar = 250 μm. (2) Genitalia, paratype (USNM No. 1642776), ventral view. Bar = 100 μm. Mouth (mo), nerve commissure (nc), oesophagus (os), vitellarium (vit), intestine (i), testis (t), uterus (u), metraterm (met), ovary (o), vas deferens (v), seminal vesicle (sv), cirrus sac (cs), cirrus (c), vitelline duct (vd), common genital pore (cgp), oviducal ampullae (oa), and o¨otype (oo).
Fig. 3-4. Homestios janinecairae Warren and Bullard n. gen., n in Fish blood flukes (Digenea: Aporocotylidae) from Indonesia: Two new genera and species infecting the banded eagle ray, Aetomylaeus nichofii (Bloch and Schneider, 1801) Capape´and Desoutter, 1979 (Myliobatiformes: Myliobatidae) from Borneo
Fig. 3-4. Homestios janinecairae Warren and Bullard n. gen., n. sp. (Digenea: Aporocotylidae) from the heart of the banded eagle ray, Aetomylaeus nichofii (Bloch and Schneider, 1801) Capape´and Desoutter, 1979 (Myliobatiformes: Myliobatidae). (3) Body of holotype (USNM No. 1642774), dorsal view. Bar = 250 μm. (4) Genitalia of holotype (USNM No. 1642774), dorsal view. Bar = 100 μm. Mouth (mo), oesophagus (os), vitellarium (vit), intestine (in), testis (t), ovary (ov), vas deferens (vd), uterus, (u), ascending uterus (au), descending uterus (du), seminal vesicle (sv), cirrus (c), and common genital pore (cgp).
Fig. 1 in First Mesozoic record of the stingray Myliobatis wurnoensis from Mali and a phylogenetic analysis of Myliobatidae incorporating dental characters
Fig. 1. Map of Mali indicating three localities discovered in the 1999 CNRST−SUNY expedition. Boundary between the Illummeden and Tauodeni basins in northern Mali is outlined in light gray. Mali−8 marks localities yielding fossils of Myliobatidae. Dark Gray marks exposed basement rocks in the Adrar des Iforas Mountains; white marks Proterozoic structure that connected the two light gray basin periodically during the Cretaceous– Paleogene.
Fig. 6 in First Mesozoic record of the stingray Myliobatis wurnoensis from Mali and a phylogenetic analysis of Myliobatidae incorporating dental characters
Fig. 6. Phylogenetic relationships and stratigraphic distribution of Myliobatidae. Epochs are not drawn to scale.
Fig. 3. The fossil stingray Myliobatis wurnoensis White, 1934 in First Mesozoic record of the stingray Myliobatis wurnoensis from Mali and a phylogenetic analysis of Myliobatidae incorporating dental characters
Fig. 3. The fossil stingray Myliobatis wurnoensis White, 1934 from Maastrichtian of Mali. A, B. Partial upper dental plates. A. CNRST−SUNY−5 in posterior (A1), occlusal (A2), and basal (A3) views. B. CNRST−SUNY−37 in posterior (B1), occlusal (B2), and basal (B3) views. C. Partial lower dental plate, CNRST− SUNY−3 in occlusal (C1) and basal (C2) views. Anterior is to top of page for all images except A1 and B1, which are in posterior view. Scale bars 10 mm.
Fig. 2 in First Mesozoic record of the stingray Myliobatis wurnoensis from Mali and a phylogenetic analysis of Myliobatidae incorporating dental characters
Fig. 2. Composite stratigraphic sections of localities Mali−7, −8, and −10. Relative stratigraphic positions of index fossils and inferred depositional settings supporting age of Myliobatis wurnoensis (Mali−8). Index fossils from Mali−7, −8, and −10. Lower gray line is the inferred KT boundary in this section and the upper gray line is the inferred position of the Paleocene–Eocene boundary in this section. Abbreviations: CG, conglomerate; LS, limestone; MS, shale; SS, sandstone.
Fig. 5 in First Mesozoic record of the stingray Myliobatis wurnoensis from Mali and a phylogenetic analysis of Myliobatidae incorporating dental characters
Fig. 5. Summary of unambiguous character transformations across Myliobatidae (node−B) that were optimized on all most parsimonious trees. Black boxes have a CI = 1.0 and white boxes have a lower CI value. Bold face denotes extinct taxa.
Fig. 8 in First Mesozoic record of the stingray Myliobatis wurnoensis from Mali and a phylogenetic analysis of Myliobatidae incorporating dental characters
Fig. 8. Comparative extinct taxa of Myliobatiformes; known ages mapped onto Fig. 6. A. Hypolophites myliobatoides Stromer, 1910, NHM P18781; A1, occlusal view, anterior to top; A2, lateral view, anterior to left; A3, root view, anterior to top. B. Brachyrhizodus wichitaensis Romer, 1942, NHM P89095; B1, occlusal view; anterior undetermined; B2, root view; anterior undetermined. C. Apocopodon sericius, NHM P24670, C1, occlusal view, anterior to top; C2, lateral view, anterior to left; C3, root view, anterior to top. D. Igdabatis sigmodon, TMM 45892−1; D1, occlusal view, anterior to top; D2, posterior view; D3, root view, anterior to bottom; D4, lateral view, anterior to left. E. Myliobatis striatus, NHM P.66859; E1, occlusal view, anterior to top; E2, root view, anterior to top; E3, posterior view; E4, lateral view, anterior to left. F. Aetobatus arcuatus, SMNH 12656−3; F1, occlusal view, anterior to top; F2, root view, anterior to top; F3, anterior view; F4, lateral view, anterior to left. Scale bars 10 mm.
Fig. 4 in First Mesozoic record of the stingray Myliobatis wurnoensis from Mali and a phylogenetic analysis of Myliobatidae incorporating dental characters
Fig. 4. Strict consensus of eight most parsimonious trees (MPT). A. Tree from full analysis with Myliobatidae condensed as single terminal taxon in gray box labeled "B". B. Expanded Myliobatidae portion of tree, which is identical on all eight MPTs. TL = 141, CI = 0.6312, HI = 0.3688, RI = 0.8844, RC = 0.5583. Bold face in B denotes extinct taxa.
Fig. 7 in First Mesozoic record of the stingray Myliobatis wurnoensis from Mali and a phylogenetic analysis of Myliobatidae incorporating dental characters
Fig. 7. Comparative extant taxa of Myliobatidae. A, B, D. Articulated jaws and tooth rows. C. Disarticulated jaws and articulated tooth rows. E–G. Articulated tooth rows. A. Raja sp., AMNH 92321b, in labial view. B. Dasyatis sp., FMNH 15625, in labial view. C. Rhinoptera quadriloba (LeSueur, 1817), FMNH 82986, in occlusal view. D. Myliobatis californica Gill, 1865, MCZ 424, in lingual view. E. Mobula hypostoma (Bancroft, 1831), AMNH 44124, in occlusal view, photograph (E1), line drawing (E2); F. Mobula rochebruni (Vaillant, 1879), FMNH 38450, in occlusal view, photograph (F1), line drawing (F2). G. Manta hamiltoni (Walbaum, 1792), FMNH 41385, in occlusal view, photograph (G1), line drawing (G2). H. Aetobatus narinari (Euphrasen, 1790), FMNH 10985, in labial view.
FIGURE 7 in Two new species of Pseudaetobatus Cappetta, 1986 (Batoidei: Myliobatidae) from the southeastern United States
FIGURE 7. Myliobatiform ray teeth associated with Pseudaetobatus in Alabama and South Carolina, comparative specimens of Aetobatus irregularis from Alabama, and late Eocene Rhinoptera sp. from Georgia. 1, Rhinoptera sp. (Tallahatta Formation), MSC 33915, incomplete median tooth, labial (1.1), lingual (1.2), and occlusal (1.3) views. 2, Rhinoptera sp. (Dry Branch Formation), SC 2001.1.12, lateral tooth, labial (2.1), lingual (2.2), and occlusal (2.3) views. 3, Rhinoptera sp. (Clinchfield Formation), SC 2013.44.8, lateral tooth, labial (3.1), lingual (3.2), and occlusal (3.3) views. 4, Aetomylaeus sp. (Tallahatta Formation), MSC 33931, incomplete lower median tooth, labial (4.1), lingual (4.2), and occlusal (4.3) views. 5, Aetomylaeus sp. (Dry Branch Formation), SC 2001.1, incomplete lower median tooth, labial (5.1), lingual (5.2), and occlusal (5.3) views. 6, Rhinoptera sp. (Clinchfield Formation), SC 2013.44.9, distal-most lateral tooth similar to Pseudaetobatus sp., labial (6.1), lingual (6.2), and occlusal (6.3) views. 7-8, Aetobatus irregularis (Lisbon Formation). 7, SC 2012.47.24, incomplete lower median tooth, occlusal view. 8, SC 2012.47.26, left side of upper? median tooth, distal (8.1), labial (8.2), and occlusal (8.3) views. Scale bars equal 1.0 cm.
FIGURE 5 in Two new species of Pseudaetobatus Cappetta, 1986 (Batoidei: Myliobatidae) from the southeastern United States
FIGURE 5. Pseudaetobatus belli sp. nov. from lower Eocene strata of Alabama and Mississippi. 1, MSC 12699.1, partial upper median tooth, baso-labial (1.1), lingual oblique (1.2), occlusal (1.3), and profile (1.4) views. 2, MSC 35078, partial lower median tooth, labial (2.1), lingual (2.2), lingual oblique (2.3), occlusal (2.4), and profile (2.5) views. 3, MSC 35055, lower right distal-most lateral tooth, basal (3.1), distal (3.2), labial (3.3), mesial (3.4), and occlusal (3.5) views. 4, MSC 35081, partial median tooth, basal (4.1), labial (4.2), lingual (4.3), lingual oblique (4.4), and profile (4.5) views. 5, MSC 35049, lower median tooth, occlusal view. 6, MSC 35071, partial lower median tooth, lingual oblique (6.1), and profile (6.2) views. 7, MSC 35050, lower median tooth, occlusal view. 8, MSC 35061, upper right distal-most lateral tooth, occlusal (8.1), and basal (8.2) views. 9, MSC 12776, upper right distal-most lateral tooth, basal (9.1), labial (9.2), lingual oblique (9.3), occlusal (9.4), distal (9.5), and mesial (9.6) views. 10, MSC 35080, partial median tooth, lingual (10.1), lingual oblique (10.2), and occlusal (10.3) views. 11, MSC 35056, lower right distal-most lateral tooth, distal (11.1), labial (11.2), lingual (11.3), mesial (11.4), and occlusal (labial at left) (11.5) views. 12, MSC 35060, upper right distal-most lateral tooth, basal (12.1), labial (12.2), lingual oblique (12.3), occlusal (12.4), mesial (12.5), and distal (12.6) views. 13, MSC 35079, partial lower median tooth, lingual oblique (13.1), and occlusal (13.2) views. 14, MSC 35065, nearly complete lower median tooth, occlusal view. 15, MSC 35052, partial lower median tooth, occlusal view. Scale bars equal 1.0 cm.
FIGURE 4 in Two new species of Pseudaetobatus Cappetta, 1986 (Batoidei: Myliobatidae) from the southeastern United States
FIGURE 4. Pseudaetobatus belli sp. nov. hypodigm from the type stratum within the lower Eocene (NP 13) Tallahatta Formation, Dale County, Alabama. 1, MSC 35048, lower median tooth, oblique lingual (1.1), occlusal (1.2), basal (1.3), labial (1.4), and lingual (1.5) views. 2, MSC 35054, lower right distal-most lateral tooth, occlusal (2.1), basal (2.2), distal (2.3), mesial (2.4), and labial (2.5) views. 3, MSC 35059, upper right distal-most lateral tooth, oblique lingual (3.1), occlusal (3.2), basal (3.3), and labial (3.4) views. 4, MSC 35062, intermediate lateral tooth, occlusal (4.1) (labial at top), lingual (4.2), labial (4.3), mesial (4.4), and distal (4.5) views. 5, MSC 35058, partial upper? median tooth, occlusal view. 6, Occlusal view of hypothetical reconstruction of part of the lower dentition. This consists of specimens shown in 1 (MSC 35048), 2 (MSC 35054), 4 (MSC 35062), and Figure 5.3 (MSC 35055). 2, 4, and Figure 5.3 were reduced in size to be consistent with 1. 4 was replicated and reversed to represent the left and right tooth rows. 2 and Figure 5.3 are from the right side but were reversed to represent the left side. The resulting composite series was then replicated. Scale bars equal 1.0 cm.
FIGURE 3 in Two new species of Pseudaetobatus Cappetta, 1986 (Batoidei: Myliobatidae) from the southeastern United States
FIGURE 3. Chronostratigraphy, lithostratigraphy, and biostratigraphy of middle-to-upper Eocene strata of south-central South Carolina. Abbreviation: O'burg = Orangeburg.
FIGURE 2 in Two new species of Pseudaetobatus Cappetta, 1986 (Batoidei: Myliobatidae) from the southeastern United States
FIGURE 2. Chronostratigraphy, lithostratigraphy, and biostratigraphy of lower-to-middle Eocene strata of eastern Mississippi and Alabama. Modified from Bybell and Gibson (1985).
FIGURE 1 in Two new species of Pseudaetobatus Cappetta, 1986 (Batoidei: Myliobatidae) from the southeastern United States
FIGURE 1. Generalized geographic map of the southeastern United States, with counties from which Pseudaetobatus teeth were recovered (highlighted in light gray). Specific localities indicated by black dots. 1, Whynot locality, Lauderdale County, MS; 2, site AWa-1, Washington County, AL; 3, site ABu-3, Butler County, AL; 4, site ADl-1, Dale County (type locality Pseudaetobatus belli), AL; 5, Dry Branch localities, Aiken County, SC.
FIGURE 6 in Two new species of Pseudaetobatus Cappetta, 1986 (Batoidei: Myliobatidae) from the southeastern United States
FIGURE 6. Pseudaetobatus undulatus sp. nov. hypodigm and other specimens from the upper Eocene Dry Branch Formation, Aiken County, South Carolina. 1, SC 2013.38.91, upper right distal-most lateral tooth (holotype), basal (1.1), distal (1.2), labial (1.3), mesial (1.4), lingual oblique (1.5), and occlusal (1.6) views. 2, SC 2001.1.4.1, upper left distal-most lateral tooth, labial (2.1), lingual (2.2), and occlusal (2.3) views. 3, SC 2013.38.93.3, lower left distal-most lateral tooth, labial (3.1), lingual (3.2), and occlusal (3.3) views. 4, SC 2001.1.5.2, intermediate lateral tooth (paratype), basal (4.1), distal (4.2), labial (4.3), mesial (4.4), lingual oblique (4.5), and occlusal (4.6) views. 5, SC 2001.1.5.1 (paratype), lower right distal-most lateral tooth, mesial (5.1), lingual oblique (5.2), distal (5.3), labial (5.4), and occlusal (5.5) views. 6, SC 2013.38.84, lower median tooth (paratype), lingual oblique (6.1), basal (6.2), and occlusal (6.3) views. 7, SC 2013.38.90, lower median tooth, lingual oblique view. 8, SC 2013.38.86, upper median tooth (paratype), lingual oblique (8.1), baso-lingual (8.2), and occlusal (8.3) views. 9, Occlusal view of hypothetical reconstruction of part of the upper dentition. This consists of specimens shown in 1 (SC 2001.1.5.2), and 8 (SC 2013.38.86. 1 and 4 were reduced in size to be consistent with 8, and they were reversed to also represent the right tooth rows. The resulting composite series was then replicated. 10, SC 2013.38.85, upper median tooth, occlusal view. Scale bars equal 0.5 cm.
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