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323 results for “Paleontology”
FIGURE 3. 3D in Description of contents of unopened bamboo corsets and crates from Quarry Ig/WJ of the Tendaguru locality (Late Jurassic, Tanzania, East Africa) as revealed by medical CT data and the potential of this data under paleontological and historical aspects
FIGURE 3. 3D visualization images of containers, showing different content types, link to corresponding movies. A) "Ig88", clay jackets and bones; B) "Ig_2011_5", crate with an accumulation of vertebrae and some other bones. Scale bars in A) and B) are 50 mm. "Ig_NN6", tin cans and small bones in bamboo corset, 3D MIP videos, C) with bamboo corset and surface visualized, D) with content of tin cans visualized. Scale bars in C) and D) are 100 mm. Abbreviations: bc, 3D visualized bamboo corset; bf, bone fragment; clvc, cluster of vertebral centra; clj, clay jacket; tc, tin can; vc, vertebral corpus. Videos of A), B), C) and D) available at the PE You Tube channel (https://www.youtube.com/channel/UCF6IBDiGbut- DrVada60Izyg).
FIGURE 2 in Description of contents of unopened bamboo corsets and crates from Quarry Ig/WJ of the Tendaguru locality (Late Jurassic, Tanzania, East Africa) as revealed by medical CT data and the potential of this data under paleontological and historical aspects
FIGURE 2. Photographs of packing and transport of bamboo corsets on the Tendaguru hill, A) MfN HBSB PM_B_IV_0072, and B) MfN HBSB PM_B_V_156, local workers producing and filling bamboo corsets, C) MfN HBSB PM_B_V_160, workers have gathered to start their march to Lindi with the bamboo corsets, D) MfN HBSB PM_B_V_168, long column of carriers following the small foot path to Lindi with bamboo corsets either between them or carried on the head. E) Aquilion CX CT scanner at the IZW, this machine was used to scan all 40 bamboo corsets, F) wooden crates from Quarry Ig/WJ on their way through the Toshiba Aquilion One CT scanner at the Charité, photograph by Oliver Wings.
FIGURE 7 in Description of contents of unopened bamboo corsets and crates from Quarry Ig/WJ of the Tendaguru locality (Late Jurassic, Tanzania, East Africa) as revealed by medical CT data and the potential of this data under paleontological and historical aspects
FIGURE 7. Examples of bone elements from Kentrosaurus aethiopicus as found in the bamboo corsets link to corresponding movies. A) "Ig88", bamboo corset with two caudal vertebral centra (one of them with separate neural arch), a haemapophysis, a distal part of humerus, femur and ilium and ischium fragments of Kentrosaurus, and vertebral centra of Dysalotosaurus; B) "Ig 277, 279, 284", remains of one right scapula and humerus and proximal part of left scapula, and tibia of Dysalotosaurus; C) Crate "Ig_2011_1", ulna of Kentrosaurus, and several long bones and bone fragments of Dysalotosaurus. Scale bar is 100 mm. Abbreviations: bf, bone fragment; dife, distal femur; dihu, distal humerus; haem, haemapophysis; hu, humerus; ili, ilium; isc, ischium; scap, scapula; uln, ulna; vc, vertebral centrum. Videos of A) to C) available at the PE You Tube channel (https://www.youtube.com/channel/UCF6IBDiGbut- DrVada60Izyg)
FIGURE 1. A in Description of contents of unopened bamboo corsets and crates from Quarry Ig/WJ of the Tendaguru locality (Late Jurassic, Tanzania, East Africa) as revealed by medical CT data and the potential of this data under paleontological and historical aspects
FIGURE 1. A) Entries in field catalogue of Janensch (1909-1911) for Quarry Ig/WJ page 73 and page 143. Photographs of original packed items from Quarry Ig/WJ.B) clay jacket Ig294, C) tin can filled with small bones from Quarry Ig/WJ and padded with pieces of cotton, scale bar for B) and C) is 50 mm. D) baobab fruit capsule filled with small bones and vertebrae from Quarry Ig/WJ, padded with a bundle of savanna grass, not to scale, E) opened bamboo corset from Quarry Ig/WJ containing four clay jackets (one partially with plaster of paris) on a thick layer of savanna grass (this photograph is also used in Heinrich and Schultka, 2007: Abb. 32), F) Close-up of one of the studied bamboo corsets in the collection of the MfN with original ink labelling and paper label visible, scale bar for E) and F) is 80 mm. G) Section of several bamboo corsets as stored at the collection of the MfN, not to scale. Photographs B) to E) by Carola Radke, and photographs F) and G) by Hwa Ja Götz, both MfN.
FIGURE 6 in Anthropologically introduced biases in natural history collections, with a case study on the invertebrate paleontology collections from the middle Cambrian Spence Shale Lagerstätte
FIGURE 6. Publications over time that refer specifically to Spence Shale specimens or use quantitative data from the Spence Shale in an analysis.
FIGURE 4 in Anthropologically introduced biases in natural history collections, with a case study on the invertebrate paleontology collections from the middle Cambrian Spence Shale Lagerstätte
FIGURE 4. Specimens in the KUMIP collections by locality, breaking down number of specimens of biomineralizing and soft-bodied taxa from each locality.
FIGURE 1 in Anthropologically introduced biases in natural history collections, with a case study on the invertebrate paleontology collections from the middle Cambrian Spence Shale Lagerstätte
FIGURE 1. Examples of anthropological actions that create bias in natural history collections and when they occur.
FIGURE 7 in Novel analysis of locality data can inform better inventory and monitoring practices for paleontological resources at John Day Fossil Beds National Monument Oregon, USA
FIGURE 7. Boxplot of yield difference over area index by hiatus class. Note the median for each hiatus class is close to zero. This indicates similar amounts of collection between the earlier year and the later year regardless of the number of years the area has been left to erode.
FIGURE 6. Map showing estimated collection area. Points are field localities and 15 meter buffer shows estimated prospecting areas for 2008 in Novel analysis of locality data can inform better inventory and monitoring practices for paleontological resources at John Day Fossil Beds National Monument Oregon, USA
FIGURE 6. Map showing estimated collection area. Points are field localities and 15 meter buffer shows estimated prospecting areas for 2008 (yellow), 2009 (green), and 2010 (blue). Precise locality information is available to qualified researchers upon request from JODA's museum program.
FIGURE 9. All field collections from 2013 - early 2019 in Novel analysis of locality data can inform better inventory and monitoring practices for paleontological resources at John Day Fossil Beds National Monument Oregon, USA
FIGURE 9. All field collections from 2013 - early 2019 to be used for tracking previous collection area. Points outside of JODA boundaries are BLM, USFS, or private localities. Precise locality information is available to qualified researchers upon request from JODA's museum program.
Fig. 11 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications
Fig. 11. Predation marks produced by Cosmasterias lurida (Philippi, 1858) in mussels under aquarium conditions. A. Brachidontes purpuratus (Lamarck, 1819), CEGH−UNC 25376, right and left valves in external view. B–E. Mytilus chilensis Hupé, 1854. B. CEGH−UNC 25377, right and left valve in external view. C. CEGH−UNC 25378, right and left valve in external view. D. CEGH−UNC 25379, right and left valve in external view. E. CEGH−UNC 25380, right valve in external view. F–H. Aulacomya atra (Molina, 1782). F. CEGH−UNC 25380, articulated specimen in ventral view. G. CEGH−UNC 25381, articulated specimen in ventral view. H. CEGH−UNC 25382, right and left valve in external view. I. Syn−vivo specimen of the sea star Cosmasterias lurida (Philippi, 1858). Scale bars 10 mm.
Fig. 8 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications
Fig. 8. Predation marks produced by Trophon geversianus (Pallas, 1774) in mussels under aquarium conditions. A–D. Mytilus chilensis Hupé, 1854. A. CEGH−UNC 25339, left valve in external view. B. CEGH−UNC 25340, right valve in external view. C. CEGH−UNC 25341, left valve in external view. D. CEGH−UNC 25342, left valve in external view (D1), detailed (D2). E. Trophon geversianus (Pallas, 1774), CEGH−UNC 25343, shell in dorsal view. F–J. Brachidontes purpuratus (Lamarck, 1819). F. CEGH−UNC 25344, left valve in external view. G. CEGH−UNC 25345, left valve in external view. H. CEGH−UNC 25346, right valve in external view. I. CEGH−UNC 25347, right valve in external view. J. CEGH−UNC 25348, left valve in external view. K–M. Aulacomya atra (Molina, 1782). K. CEGH−UNC 25349, left valve in external view. L. CEGH−UNC 25350, left valve in external view. M. detailed sector of marginal area of both valves of specimen CEGH−UNC 25349 in internal view. Arrows indicate marginal drillings. Scale bars 10 mm.
Fig. 10 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications
Fig. 10. Predation marks produced by Acanthina monodon (Pallas, 1774) in mussels under aquarium conditions. A–C. Brachidontes purpuratus (Lamarck, 1819). A. CEGH−UNC 25357, articulated specimen, external view of right valve. B. CEGH−UNC 25358, articulated specimen, external view of left valve. C. CEGH−UNC 25359, articulated specimen, external view of left valve. D–F, I–O. Mytilus chilensis Hupé, 1854. D. CEGH−UNC 25360, left valve in external view. E. CEGH−UNC 25361, right valve in external view. F. CEGH−UNC 25362, left valve in external view. I. CEGH−UNC 25365, right valve in external view. J. CEGH−UNC 25366, left valve in external view. K. CEGH−UNC 25367, right valve in external view. L. CEGH−UNC 25368, right valve in external view. M. CEGH−UNC 25369, left valve in external view. N. CEGH−UNC 25370, right valve in external view. O. CEGH−UNC 25371, right valve in external view. G, H. Acanthina monodon (Pallas, 1774). G. CEGH−UNC 25363, valve in dorsal view. H. CEGH−UNC 25364, valve in lateral view. P–S. Aulacomya atra (Molina, 1782). P. CEGH−UNC 25372, right valve in external view. Q. CEGH−UNC 25372, right valve in internal view. R. CEGH−UNC 25375, left valve in external view. S. CEGH−UNC 25375, left valve in internal view (S1), close−up of the notches (S2). Black arrows indicate chipping margins, white arrows indicate notches. Scale bars 10 mm.
Fig. 7 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications
Fig. 7. Counts of eating and resting specimens of Trophon geversianus (Pallas, 1774) in three different localities: Bahía Golondrina (A, B), Bahía Ushuaia (C, D), and San Pablo (E). A and C correspond to a first period of observation (the first year). B, D, and E correspond to a second year.
Fig. 6 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications
Fig. 6. Position of drill holes on Mytilus chilensis Hupé, 1854. Y axis: valve sector; X axis: frequency. A. Bahía Brown shell accumulations (n = 81). B. Bahía Golondrina shell accumulations (n = 295). C. Poduced by Trophon geversianus (Pallas, 1774) under aquarium conditions (n = 85). D. Produced by Xymenopsis muriciformis (King, 1832) under aquarium conditions (n =19).
Fig. 3 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications
Fig. 3. Means with confidence limits of shell lengths of Mytilus chilensis Hupé, 1854 consumed by the three different predators included in aquarium experiments. Dashed lines separate size categories.
Fig. 2 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications
Fig. 2. Scheme of the surface of a mussel shell indicating 5 (I, II, III, IV and V) sectors used for the drill site preference analyses.
Fig. 9 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications
Fig. 9. Predation marks produced by Xymenopsis muriciformis (King, 1832) in mussels under aquarium conditions on Mytilus chilensis Hupé, 1854. A–C, E, F. Mytilus chilensis Hupé, 1854. A. CEGH−UNC 25351, left valve in external view. B. CEGH−UNC 25352, left valve in external view. C. CEGH−UNC 25353, left valve in external view. E. CEGH−UNC 25355, right valve in external view. F. CEGH−UNC 25356, right valve in external view (F1), close−up of the drill hole (F2). D. Xymenopsis muriciformis (King, 1832), CEGH−UNC 25354, shell in dorsal view.
Fig. 5 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications
Fig. 5. Bar chart of size classes for drilled and undrilled shells collected in the field. Y axis is the frequency of each size class. A. Bahía Golondrina. B. Bahía Brown.
Fig. 1 in Predation by drilling gastropods and asteroids upon mussels in rocky shallow shores of southernmost South America: Paleontological implications
Fig. 1. Map showing sampling sites in Tierra del Fuego. A. Isla Grande de Tierra del Fuego. B. A sector of the Beagle Channel showing localities on the southern part of the island. Abbreviations: BB, Bahía Brown; BE, Bahía Ensenada; BG, Bahía Golondrina; BU, Bahía Ushuaia; SP, Cabo San Pablo.
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Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
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.
DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
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.