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191 results for “early Oligocene”
Text-fig. 3. Fossil fruits of Fraxinus: photos and drawings. a–e: F. zlatkoi MENG-XIOA WU et J.HUANG sp. nov., a–c – the holotype image and its line drawing (XTBG-PC-LH3-0341), d, e – paratype image and its line drawing (XTBGPC-LH3-1138); f–k: Fraxinus cf. honshuensis TANAI et ONOE, f–h – XTBG-PC-LH2-0111, i–k – XTBG-PC-LH1-0578; l, m: enlargement of (b) and its line drawing; n, o: enlargement of (g) and its line drawing. Arrows in (i) and (n) refer to the calyxes. Scale bars = 5 mm for a–k, scale bars = 1 mm for i–o. in Fraxinus L. (Oleaceae) Fruits From The Early Oligocene Of Southwest China And Their Biogeographic Implications
Text-fig. 3. Fossil fruits of Fraxinus: photos and drawings. a–e: F. zlatkoi MENG-XIOA WU et J.HUANG sp. nov., a–c – the holotype image and its line drawing (XTBG-PC-LH3-0341), d, e – paratype image and its line drawing (XTBGPC-LH3-1138); f–k: Fraxinus cf. honshuensis TANAI et ONOE, f–h – XTBG-PC-LH2-0111, i–k – XTBG-PC-LH1-0578; l, m: enlargement of (b) and its line drawing; n, o: enlargement of (g) and its line drawing. Arrows in (i) and (n) refer to the calyxes. Scale bars = 5 mm for a–k, scale bars = 1 mm for i–o.
Text-fig. 6. Stratigraphic and phylogenetic placement inferred for fossil Fraxinus fruits. Only Fraxinus fossil fruits identified on the section level are included. The black color represents selected fossil fruits from published literature (excluding some Eocene North American occurrences not assigned to section), the red color represents the fossil fruits from the Lühe flora, Yunnan, Southwest China. The phylogenetic relationships are based on Hinsinger et al. (2013). in Fraxinus L. (Oleaceae) Fruits From The Early Oligocene Of Southwest China And Their Biogeographic Implications
Text-fig. 6. Stratigraphic and phylogenetic placement inferred for fossil Fraxinus fruits. Only Fraxinus fossil fruits identified on the section level are included. The black color represents selected fossil fruits from published literature (excluding some Eocene North American occurrences not assigned to section), the red color represents the fossil fruits from the Lühe flora, Yunnan, Southwest China. The phylogenetic relationships are based on Hinsinger et al. (2013).
Text-fig. 1. Location of the study site. a: the location of Lühe Town, Yunnan, SW China; b: fossil bearing section, white arrow indicates the fossil collection stratum; c: geological map of fossil site. in Fraxinus L. (Oleaceae) Fruits From The Early Oligocene Of Southwest China And Their Biogeographic Implications
Text-fig. 1. Location of the study site. a: the location of Lühe Town, Yunnan, SW China; b: fossil bearing section, white arrow indicates the fossil collection stratum; c: geological map of fossil site.
Fig. 14. The provannid gastropod Provanna antiqua Squires, 1995 in Mollusks and a crustacean from early Oligocene methane-seep deposits in the Talara Basin, northern Peru
Fig. 14. The provannid gastropod Provanna antiqua Squires, 1995, from early Oligocene seep deposits at Cerro La Salina (block 1, A, F; block 4, H; block 6, B, C, D, G; block 8, E), Talara Basin, northern Peru. A. NRM Mo187044, specimen with distinctive axial and spiral sculpture, in abapertural view. B. NRM Mo187045, specimen with distinctive sculpture and showing the basal groove, in apertural view. C. NRM Mo187046, specimen with weak axial sculpture in the upper whorl, in apertural view. D. NRM Mo187047, fragmentary specimen with mainly spiral sculpture, in apertural view. E. NRM Mo187048, nearly smooth specimen showing slightly sinuous growth lines, in apertural view. F. NRM Mo187049, specimen with small shoulder and sculpture mainly in upper part of whorls, in apertural view. G. NRM Mo187050, specimen with faint axial and spiral sculpture, in apertural view. H. NRM Mo187051, two specimens with small shoulder and sculpture mainly in upper part of whorls..
Fig. 13 in Mollusks and a crustacean from early Oligocene methane-seep deposits in the Talara Basin, northern Peru
Fig. 13. Neritimorpha indet. (PRI 80015) from the early Cenozoic Lomitos cherts seep deposits near Negritos, Talara Basin, northern Peru.
Fig. 17 in Mollusks and a crustacean from early Oligocene methane-seep deposits in the Talara Basin, northern Peru
Fig. 17. Neogastropod and opisthobranch gastropods from early Oligocene seep deposits at Cerro La Salina (block 2, A; block 4, B; block 6, E; block 7, D) and Belén seep site (C), Talara Basin, northern Peru. A, B. The buccinid Colus sekiuensis Kiel and Goedert, 2007. A. Large specimen (NRM Mo187062), showing shape of last whorl. B. NRM Mo187063, fragment of an early whorl. C. Buccinidae indet. (NRM Mo187064), fragmentary specimen. D. NRM Mo187065, the opisthobranch "Acteon" sp. in apertural (D1) and lateral (D2) views. E. The opisthobranch Cylichna sp. (NRM Mo187066).
Fig. 10 in Mollusks and a crustacean from early Oligocene methane-seep deposits in the Talara Basin, northern Peru
Fig. 10. The possible neomphalid Retiskenea? sp. (PRI 80014) from the early Cenozoic Lomitos cherts seep deposits near Negritos, Talara Basin, northern Peru.
Fig. 7 in Mollusks and a crustacean from early Oligocene methane-seep deposits in the Talara Basin, northern Peru
Fig. 7. The vesicomyid Pleurophopsis talarensis sp. nov., from early Oligocene seep deposits at Cerro La Salina (block 6, A, D, F–H; block 7, E; block 9, B, C), Talara Basin, northern Peru. A. Holotype (NRM Mo187019), right valve showing shell outline. B. Paratype (NRM Mo187022), posteriorly damaged, articulated specimen; view on dorsal side (B1) and on right valve (B2). C. Paratype (NRM Mo187020), right valve with posterior tip missing. D. Paratype (NRM Mo187023), internal mold of left valve showing anterior adductor muscle scar and pallial line (D1), arrow indicates onset of pallial; close-up on hinge area (D2. E. Paratype (NRM Mo187021), semi-articulated specimen, view on incomplete right valve). F. Paratype (NRM Mo187024), anterior part of fight valve. G. Paratype (NRM Mo187026), anterior part of right valve (G1), view on hinge area (G2). H. Paratype (NRM Mo187025), hinge area of right valve.
Fig. 12 in Mollusks and a crustacean from early Oligocene methane-seep deposits in the Talara Basin, northern Peru
Fig. 12. Vetigastropoda from early Oligocene seep deposits at Cerro La Salina (block 1, A, D; block 2, C; block 9, B) Talara Basin, northern Peru. A, B. The colloniid Cantrainea sp. A. NRM Mo187040, specimen with base embedded in rock matrix in lateral (A1), oblique (A2) and apical (A3) views. B. NRM Mo187041, specimen with exposed base in lateral (B1) and basal (B2) views. C, D. The trochoid incertae sedis. C. NRM Mo187042. D. NRM Mo187043.
Fig. 6. The vesicomyid Pleurophopsis lithophagoides Olsson, 1931 in Mollusks and a crustacean from early Oligocene methane-seep deposits in the Talara Basin, northern Peru
Fig. 6. The vesicomyid Pleurophopsis lithophagoides Olsson, 1931, from the early Oligocene Belén seep site, Talara Basin, northern Peru. A. Specimen with strongly sloping posterodorsal margin (NRM Mo187014), left valve (A1), right valve (A2), and dorsal view (A3). B. Specimen with rather straight posterodorsal margin (NRM Mo187015), left valve (B1), right valve (B2), and dorsal view (B3). C. Large specimen (NRM Mo187016), left valve (C1), right valve (C2), and dorsal view (C3). D. Close-up on anterior side of left valve (NRM Mo187018), showing anterior adductor muscle scar and onset of pallial line. E. Internal mold showing hinge and anterior muscle scars (NRM Mo187017). Abbreviations: aams, anterior adductor muscle scar; aprm, anterior pedal retractor scar; cg, connecting grove between aams and aprs.
Fig. 8 in Mollusks and a crustacean from early Oligocene methane-seep deposits in the Talara Basin, northern Peru
Fig. 8. The vesicomyids "Vesicomya" tschudi Olsson, 1931 (A–C, E) and "Vesicomya" ramondi Olsson, 1931 (D), from early Oligocene seep deposits in the Talara Basin, northern Peru. A. Small specimen (NRM Mo187029) from Cerro La Salina block 1, view on left valve (A1), dorsal view (A2), view on anterodorsal side showing lunular incision (A3, arrow). B. Medium-sized specimen (NRM Mo187030) from Cerro La Salina block 5, view on left valve (B1) and dorsal view (B2). C. Holotype (PRI 1965) from Pajarabobo, view on left valve showing posterior end of pallial line (arrow). D. Holotype (PRI 1962) from Pajarabobo, view on right valve. E. Large left valve (NRM Mo187031) from Cerro La Salina block 5, view of the outer side.
Fig. 5 in Mollusks and a crustacean from early Oligocene methane-seep deposits in the Talara Basin, northern Peru
Fig. 5. The lucinid Lucinoma zapotalensis (Olsson, 1931) from early Oligocene seep deposit at Cerro La Salina (block 1, C; block 9, A) and Cerros El Pelado (block 2, B), Talara Basin, northern Peru. A. Internal mold of large left valve (NRM Mo187011), left valve showing anterior adductor muscle scar (arrow). B. NRM Mo187012, external sculpture on right valve. C. Articulated specimen (NRM Mo187013), showing external sculpture on left valve (C1) and lunule and ligament in dorsal view (C2).
Fig. 2 in Mollusks and a crustacean from early Oligocene methane-seep deposits in the Talara Basin, northern Peru
Fig. 2. Protobranch and pteriomorph bivalves from early Oligocene seep deposits from the Cerro La Salina (block 1, A; block 6, D; block 9, C) and Belén seep deposit (B), Talara Basin, northern Peru. A. Malletiid Neilo altamirano sp. nov. (NRM Mo187001, holotype), internal mold in lateral view (A1); external mold in lateral view (A2), arrows indicating the posterior ridge; view on the dorsal side (A3); close-up on the taxodont hinge dentition (A4). B. The possible nuculid Acila? sp. (NRM Mo187002), external mold of outer shell surface. C. The bathymodiolin Idas sp. (NRM Mo187003), internal mold of the entire specimen (C1), arrow indicating the taxondont teeth; close-up on taxodont teeth on posterodorsal shell margin (C2). D. Propeamussiidae indet. (NRM Mo187004), uncoated specimen showing internal radial ridges (D1); specimen coated with ammonium-chloride, highlighting external sculpture (D2).
Fig. 1 in Mollusks and a crustacean from early Oligocene methane-seep deposits in the Talara Basin, northern Peru
Fig. 1. Locality map of the seep deposits in the Talara Basin in northern Peru, where the here described mollusk and crustacean taxa were found adopted from Kiel et al. 2019).
Fig. 7 in New skeleton from the early Oligocene of Germany indicates a stem-group position of diomedeoidid birds
Fig. 7. Relationships between crown group Procellariiformes and the Diomedeoididae. The two nodes are characterized by the characters: 1, cotyla scapularis of coracoid shallow; 2, mandibular symphysis short; processus supracondylaris dorsalis large; legs short (note that the Hydrobatinae are intermediate in the last two characters mentioned).
Fig. 10 in A new raninoid crab (Decapoda, Brachyura, Raninidae) from the early Oligocene (late Rupelian) of Italy
Fig. 10 - Alcespina cf. A. berglundi (Squires & Demetrion, 1992). A) partial carapace, MHN-UABCS/Ba 7-3 (x 1.5). B) sternum, MHN-UABCS/Ba 10-10 (x 1.5).
Fig. 9 in A new raninoid crab (Decapoda, Brachyura, Raninidae) from the early Oligocene (late Rupelian) of Italy
Fig. 9 - Alcespina berglundi (Squires & Demetrion, 1992) n. comb. A) holotype, IGM 5913 (x 1.8). B) paratype, IGM 5914 (x 4.5).
Fig. 8 in A new raninoid crab (Decapoda, Brachyura, Raninidae) from the early Oligocene (late Rupelian) of Italy
Fig. 8 - Raninoides cf. R. pliocenicus De Angeli, Garassino & Pasini, 2009 (Ciglione): A) MPOM 288 (x 4.6). B) 137M (x 4.1).
Fig. 6 - Alcespina ovadaensis n. gen., n in A new raninoid crab (Decapoda, Brachyura, Raninidae) from the early Oligocene (late Rupelian) of Italy
Fig. 6 - Alcespina ovadaensis n. gen., n. sp., variability in the 2nd anterolateral spine. A) MPOM 1770 (x 2.5). B) MPOM 23 (x 1.7). C) MPOM 701 (x 2.2). D) MPOM 1776 (x 2.5).
Fig. 5 - Alcespina ovadaensis n. gen., n in A new raninoid crab (Decapoda, Brachyura, Raninidae) from the early Oligocene (late Rupelian) of Italy
Fig. 5 - Alcespina ovadaensis n. gen., n. sp. A) C3 (Ponzone), right chela (x 1.3). B) MPOM 740 (Ciglione), right and partial left chela (natural size). C) MPOM 1780, male chelae (x1.1).
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Allen Brain Atlas
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Annotated Behaviour and Observability Dataset (ABODe)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
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