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340 results for “Late Oligocene”
Fig. 4 in Further Desmostylian Remains from the late Oligocene of Vancouver Island, British Columbia, Canada
Fig. 4. Desmostylian mammal Cornwallius sookensis (Cornwall, 1922) (CMN 9196) from unknown locality, Sooke Formation, late Oligocene, Vancouver Island, British Columbia, Canada. Right m2 or m3, in occlusal (A1), lingual (A2), and buccal (A3) views. Note that this tooth is almost a perfect mirror image of the holotype of C. sookensis (RBCM 486). Cusps are labeled according to Beatty (2009).
Fig. 3 in Further Desmostylian Remains from the late Oligocene of Vancouver Island, British Columbia, Canada
Fig. 3. Desmostylian mammal Cornwallius sookensis (Cornwall, 1922) (RBCM.EH2005.002.0001) from Sooke Formation, late Oligocene, Kirby Creek, Vancouver Island, British Columbia, Canada. Right M2 or M3, in occlusal (A 1), lingual (A 2), buccal (A 3), and mesial (A 4) views. Cusps are labeled according to Beatty (2009).
Fig. 2 in Further Desmostylian Remains from the late Oligocene of Vancouver Island, British Columbia, Canada
Fig. 2. Desmostylian mammal Behemotops cf. B. proteus Domning, Ray, and McKenna, 1986 (RBCM EH2008 010 0001) from Sooke Formation, late Oligocene, Muir Creek, Vancouver Island, British Columbia, Canada. Partial molar tooth, in occlusal (A1), lingual (A2), and buccal (A3) views.
Fig. 1 in Further Desmostylian Remains from the late Oligocene of Vancouver Island, British Columbia, Canada
Fig. 1. Map of the Vancouver region (British Columbia, Canada) with Sooke Formation exposures that produced the desmostylian specimens reported here (marked with an asterisk). The dashed line indicates the border between the USA and Canada.
Figure 11 in A late Oligocene waipatiid dolphin (Odontoceti: Waipatiidae) from Victoria, Australia
Figure 11. Metacarpals and phalanx of NMV P48861, Waipatiidae gen. et sp. indet. A: left metacarpal. B: left metacarpal. C: right metacarpal. D: left phalanx in lateral view. Specimens whitened with ammonium chloride.
Figure 10 in A late Oligocene waipatiid dolphin (Odontoceti: Waipatiidae) from Victoria, Australia
Figure 10. Radius and ulnae of NMV P48861, Waipatiidae gen. et sp. indet. A: left radius in anterior view. B: right ulna in anterior view. C: right ulna in medial view. D: left ulna in posterior view. Specimens whitened with ammonium chloride.
Figure 8 in A late Oligocene waipatiid dolphin (Odontoceti: Waipatiidae) from Victoria, Australia
Figure 8. Scapulae of NMV P48861, Waipatiidae gen. et sp. indet. Left scapula in: A, medial; and B, distal views. C: glenoid region of right scapula in medial view. Specimens whitened with ammonium chloride.
Figure 7 in A late Oligocene waipatiid dolphin (Odontoceti: Waipatiidae) from Victoria, Australia
Figure 7. The left forelimb bones of NMV P48861, Waipatiidae gen. et sp. indet. in lateral view. A: scapula. B: humerus. C: radius. D: ulna. Specimens whitened with ammonium chloride.
Figure 6 in A late Oligocene waipatiid dolphin (Odontoceti: Waipatiidae) from Victoria, Australia
Figure 6. Ribs of NMV P48861, Waipatiidae gen. et sp. indet. in anterior view. 1: first right rib. 2: second left rib. 3: third left rib.
Figure 5. Upper cheek teeth VII–IX in A late Oligocene waipatiid dolphin (Odontoceti: Waipatiidae) from Victoria, Australia
Figure 5. Upper cheek teeth VII–IX of NMV P48861, Waipatiidae gen. et sp. indet., in labial (A, E, I), lingual (B, F, J), anterior (C, G, K), and posterior (D, H, L) views. A–D: tooth VII, left upper anterior cheek tooth. E–H: tooth VIII, right upper posterior cheek tooth. I–L: tooth IX, right upper posterior cheek tooth. See Material and Methods for abbreviations. Specimens whitened with ammonium chloride.
Figure 4 in A late Oligocene waipatiid dolphin (Odontoceti: Waipatiidae) from Victoria, Australia
Figure 4. Right upper anterior/anterior cheek teeth IV–VI of NMV P48861, Waipatiidae gen. et sp. indet., in labial (A, E, I), lingual (B, F, J), anterior (C, G, K), and posterior (D, H, L) views. A–D: tooth IV. E–H: tooth V. I–L: tooth VI. Specimens whitened with ammonium chloride.
Figure 3. Anterior teeth I in A late Oligocene waipatiid dolphin (Odontoceti: Waipatiidae) from Victoria, Australia
Figure 3. Anterior teeth I–III of NMV P48861, Waipatiidae gen. et sp. indet. Tooth I, presumed procumbent incisor in: A, labial; B, anterior; C, posterior; and D, lingual views. Tooth II, anterior tooth in: E, posterior; F, labial; G, anterior; and H, lingual views. Tooth III, right upper anterior tooth in: I, labial; J, posterior; K, anterior; and L, lingual views. Specimens whitened with ammonium chloride.
Figure 2 in A late Oligocene waipatiid dolphin (Odontoceti: Waipatiidae) from Victoria, Australia
Figure 2. The original distribution of elements in matrix prior to preparation, NMV P48861, Waipatiidae gen. et sp. indet. Top, block of matrix enclosing bones as collected in field, prior to preparation. Bottom, tracing of bone outlines in matrix prior to preparation.
Figure 1 in A late Oligocene waipatiid dolphin (Odontoceti: Waipatiidae) from Victoria, Australia
Figure 1. Locality map and stratigraphic section of the locality of NMV P48861, Waipatiidae gen. et sp. indet. Dates in bold text are based on measured 87Sr/86Sr ratios in McLaren et al. (2009). Planktonic foraminiferal and calcareous nannofossil stratigraphy, and geochronology are based on Gradstein et al. (2012). Planktonic foraminiferal data from Li et al. (1999), and calcareous nannofossil data from Siesser (1979). The measured section at Bird Rock is based on McLaren et al. (2009).
FIGURE 3. Alligator fossils from the late Oligocene Brooksville 2 in Oldest record of Alligator in southeastern North America
FIGURE 3. Alligator fossils from the late Oligocene Brooksville 2 site in northern Florida. A, B: Dorsal view of parietal (UF 333984). C, D: Cranial fragment (UF 425424) in dorsal (C) and ventral (D) views; position is uncertain. E: Alligatorid tooth from posterior dentition (UF 422818). F: Alligatorid tooth from middle dentition (UF 422819). G: Alligatorid tooth from middle dentition (UF 422820). Fragment of right dentary (UF 425402) in lateral (H) and medial (I) views. Right articular (UF 422817) in dorsal (J), lateral (K), and medial (L) views. Dorsal osteoderm (UF 424647) in dorsal view (M) and left lateral view (N). Anterior portion of osteoderm (UF 425398) in dorsal view (O). Partial osteoderm (UF 422827) in dorsal view (P). Osteoderm (UF 425395) in dorsal view (Q). Neural arch of a dorsal vertebra (UF 424653) in posterior view (R). Ungual (UF 424655) in lateral view (S). Ungual (UF 425405) in lateral view (T). U, V: Caudal vertebra in left lateral view (UF 425435). Abbreviations: f-p, frontoparietal; i s, imbricating shelf; m k, median keel; nc, neurocentral; po-p, postorbital-parietal; sq-p, squamosal-parietal; stf, supratemporal fenestra.
FIGURE 9 in New dragonflies and damselflies (Odonata) from the late Oligocene of Enspel (Rhineland-Palatinate, SW Germany)
FIGURE 9. Ictinogomphus engelorum sp. nov. 1, Holotype PE 2000/5006-LS a, hind wing; 2, Counterpart of holotype, PE 2000/5006-LS b; 3, Paratype, PE 2003/5039-LS a, distal part of wing; 4, Paratype, PE 2003/5040-LS, part of forewing. Scale bars are 10 mm.
FIGURE 8. Probably a in New dragonflies and damselflies (Odonata) from the late Oligocene of Enspel (Rhineland-Palatinate, SW Germany)
FIGURE 8. Probably a stem-Libellulidae, PE 2001/5195-LS, interpretative drawing of hind wing. Scale bar is 10 mm.
FIGURE 5 in New dragonflies and damselflies (Odonata) from the late Oligocene of Enspel (Rhineland-Palatinate, SW Germany)
FIGURE 5. Epiaeschna wisseri sp. nov. 1, holotype, PE 2000/5355-LS a; 2, putative specimen PE 1997/6211-LS a, hind wing. Scale bars are 10 mm.
FIGURE 2 in New dragonflies and damselflies (Odonata) from the late Oligocene of Enspel (Rhineland-Palatinate, SW Germany)
FIGURE 2. Oligaeschna cf. jungi. 1, PE 2000/5000-LS a, forewing; 2, PE 1995/7217-LS, forewing; 3, PE 1995/9174- LS, hindwing. Scale bars are 10 mm.
FIGURE 4 in New dragonflies and damselflies (Odonata) from the late Oligocene of Enspel (Rhineland-Palatinate, SW Germany)
FIGURE 4. Oligaeschna cf. jungi, interpretative drawing of hind wing PE 1995/9174-LS. Scale bar is 10 mm.
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Allen Brain Atlas
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DANDI Archive for NWB datasets
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International Brain Laboratory public data
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OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.