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202 results for “Albian”
Fig. 4. A–E in A new isoetalean microsporophyll from the latest Albian of northeastern Spain: Diversity in the development and dispersal strategies of microspores
Fig. 4. A–E. SEM micrographs of isoetalean masses from Isoetites sp. (MPZ 2010/919) from the uppermost Albian of northeastern Spain. In situ microspores showing distal face (A), distal face with characteristic tuberculate ornamentation (B), and proximal face with the laesura extending the whole length of the grain and psilate ornamentation (C–E). F, G. Dispersed isoetalean microspores of the genus Peromonolites from Estercuel deposits similar to herein described in situ ones.
Fig. 3 in A new isoetalean microsporophyll from the latest Albian of northeastern Spain: Diversity in the development and dispersal strategies of microspores
Fig. 3. In situ masses of microspores of isoetalean microsporophyll (MPZ 2010/919) from Estercuel locality, latest Albian. A. Detail of the microsporangium with six masses of microspores, some of them showing a false "trilete" mark (arrows) probably due to a post-sedimentary compression process. B, D. Masses of hundreds of microspores, the false "trilete" mark due to compaction within adjacent polygonal bodies inside microsporophyll (arrow). C. Detail of microspores presumably grouped in tetrads (arrows) showing both proximal and distal faces. B–D, SEM micrographs. Scale bars: A, 5 mm; B, D, 100 μm; C, 20 μm.
Fig. 2 in A new isoetalean microsporophyll from the latest Albian of northeastern Spain: Diversity in the development and dispersal strategies of microspores
Fig. 2. Isoetalean microsporophyll with in situ masses of microspores, from the Boundary Marls unit (uppermost Albian) of Estercuel (Teruel, Spain). A. Explanatory drawing of the microsporophyll in B. Black arrows and the irregular lines indicate the impressions of trabeculae in leaf section. B. MPZ 2010/919. Microsporophyll with the sporangium at base containing masses of microspores (B 1). Detail of the microsporophyll lamina with impressions of trabeculae indicated by white arrows (B 2). Detail of the base of the microsporophyll leaf showing the impression of ligule (B 3). Microsporangium containing masses of microspores (B ). Scale bars: A, B , B , 5 mm; B , B , 1 mm.
Fig. 1. Maps showing the fossiliferous seep deposits. A. The Albian Ponbetsu site. B. The Campanian Yasukawa and Omagari sites. C. The Cenomanian Kanajirisawa site. D in Bivalves from Cretaceous cold-seep deposits on Hokkaido, Japan
Fig. 1. Maps showing the fossiliferous seep deposits. A. The Albian Ponbetsu site. B. The Campanian Yasukawa and Omagari sites. C. The Cenomanian Kanajirisawa site. D. Overview.
Fig. 3 in Reappraisal of the tribosphenidan mammals from the Trinity Group (Aptian-Albian) of Texas and Oklahoma
Fig. 3. The deltatheroidans Oklatheridium szalayi Davis, Cifelli, and Kielan−Jaworowska, 2008 (A–E) and O. minax sp. nov. (F–H) from the Early Cretaceous of Oklahoma and Texas. A. OMNH 62411, LM1 in occlusal (A1) and buccal (A2) views. B. PM 1238, LM1 in occlusal (B1) and buccal (B2) views. C. OMNH 62410, LM2 (holotype) in occlusal (C1) and buccal (C2) views. D. OMNH 61180, LM2 in occlusal (D1) and buccal (D2) views. E. OMNH 63986, RM3 in occlusal (E1) and buccal (E2) views. F. PM 884, LM1 in occlusal (F1) and buccal (F2) views. G. OMNH 33455, LM2 (holotype) in occlusal (G1) and buccal (G2) views. H. OMNH 63727, RM3 in occlusal (H1) and buccal (H2) views.
Fig. 9. The tribosphenidan Slaughteria eruptens Butler, 1978 in Reappraisal of the tribosphenidan mammals from the Trinity Group (Aptian-Albian) of Texas and Oklahoma
Fig. 9. The tribosphenidan Slaughteria eruptens Butler, 1978 from the Early Cretaceous of Oklahoma and Texas. A. PM 1098, Rp5 in in occlusal (A1) and lingual (A2) views. B. OMNH 63726, Rmx in occlusal (B1) and lingual (B2) views. C. OMNH 63721, Rmx in occlusal (C1) and lingual (C2) views. D. SMP−SMU 61992, left dentary fragment with p2, p3, dp4, and dp5 (holotype) in occlusal (D1) and lingual (D2) views. E. 3−D reconstruction of SMP−SMU 61992 from CT data (in lingual view, bone removed), with developing p4 and p5 indicated (modified from Davis 2011).
Fig. 1 in Reappraisal of the tribosphenidan mammals from the Trinity Group (Aptian-Albian) of Texas and Oklahoma
Fig. 1. Early Cretaceous mammal localities, Trinity Group, Texas and Oklahoma. A. Map detailing outcrop of Antlers Formation (shaded) in southeastern Oklahoma. McLeod Honor Farm (OMNH microvertebrate locality V706) indicated by open circle. B. Map detailing mammal−bearing microvertebrate localities from the Trinity Group (Aptian–Albian): 1, McLeod Honor Farm; 2, Greenwood Canyon; 3, Butler Farm (all Antlers Formation); 4, Paluxy Church (Twin Mountains Formation, late Aptian). From Davis et al. (2008).
Fig. 8. The tribosphenidan Kermackia texana Slaughter, 1971 in Reappraisal of the tribosphenidan mammals from the Trinity Group (Aptian-Albian) of Texas and Oklahoma
Fig. 8. The tribosphenidan Kermackia texana Slaughter, 1971 from the Early Cretaceous of Oklahoma and Texas. A. SMP−SMU 62402, RM1 in occlusal (A1) and buccal (A2) views. B. OMNH 67134, Rp5 in occlusal (B1) and lingual (B2) views. C. PM 1245, Rmx in occlusal (C1) and lingual (C2) views. D. OMNH 63893, Lmx in occlusal (D1) and lingual (D2) views. E. SMP−SMU 62398, Rmx (holotype) in occlusal (E1) and lingual (E2) views. F. PM 922, Rmx in occlusal (F1), lingual (F2), and distal (F3) views (arrow indicates the presence of wear facet 5, sensu Crompton 1971). G. SMP−SMU 61728, left dentary fragment with m3 (holotype of Trinititherium slaughteri Butler, 1978) in occlusal (G1), lingual (G2), and buccal (G3) views (arrow indicates mesial base of ascending ramus, suggesting that the ultimate molar is preserved).
Fig. 11 in Reappraisal of the tribosphenidan mammals from the Trinity Group (Aptian-Albian) of Texas and Oklahoma
Fig. 11. Upper dentitions of Cretaceous eutherians. A. Prokennalestes (P4–M3), Early Cretaceous of Mongolia. B. Paranyctoides (P5–M1), Late Cretaceous of Uzbekistan, Alberta, and Utah. C. Holoclemensia (P4–M3, with some reconstruction indicated by dashed outlines, and P5 hypothetical and shaded grey), Early Cretaceous of Oklahoma and Texas. Note the flange−like parastyle on M1 and reduced stylocone on all molars, shared characteristics of early eutherians. Not to scale. A, modified from KielanJaworowska and Dashzeveg (1989); B modified from Kielan−Jaworowska et al. (2004).
Fig. 7. The basal eutherian Holoclemensia texana Slaughter, 1968b in Reappraisal of the tribosphenidan mammals from the Trinity Group (Aptian-Albian) of Texas and Oklahoma
Fig. 7. The basal eutherian Holoclemensia texana Slaughter, 1968b from the Early Cretaceous of Oklahoma and Texas (A–E). A. SMP−SMU 62399, Lp5 in occlusal (A1) and lingual (A2) views. B. SMP−SMU 61727, Lm1 in occlusal (B1) and lingual (B2) views. C. PM 887, Rm1 in occlusal (C1) and lingual (C2) views. D. PM 1005, Rm2 in occlusal (D1) and lingual (D2) views. E. OMNH 62412, Rm3 in occlusal (E1) and lingual (E2) views. F. SMP−SMU 61726, Lmx referred to Holoclemensia sp. in occlusal (F1) and lingual (F2) views.
Fig. 10 in Reappraisal of the tribosphenidan mammals from the Trinity Group (Aptian-Albian) of Texas and Oklahoma
Fig. 10. Tribosphenida indet. from the Early Cretaceous of Oklahoma and Texas. A. PM 1075, LM4 in occlusal (A1) and buccal (A2) views. B. PM 948, Rmx in occlusal (B1), lingual (B2), and oblique lingual (B3) views (arrow indicates lingual cingulid).
Fig. 1. Santanichthys diasii, specimen AMNH 19439 in Redescription of Santanichthys diasii (Otophysi, Characiformes) from the Albian of the Santana Formation and Comments on Its Implications for Otophysan Relationships
Fig. 1. Santanichthys diasii, specimen AMNH 19439, photograph and drawing of the head in lateral view.
Fig. 8 in Redescription of Santanichthys diasii (Otophysi, Characiformes) from the Albian of the Santana Formation and Comments on Its Implications for Otophysan Relationships
Fig. 8. Santanichthys diasii: (A) specimen AMNH 19439; (B) restoration of the entire skeleton, the head is slightly inclined to see the fontanelle; (C) restoration of the fish as living.
Fig. 2. Santanichthys diasii, specimen AMNH 20050 in Redescription of Santanichthys diasii (Otophysi, Characiformes) from the Albian of the Santana Formation and Comments on Its Implications for Otophysan Relationships
Fig. 2. Santanichthys diasii, specimen AMNH 20050, photograph and drawing of the head in lateral view.
Fig. 3. Santanichthys diasii, specimen AMNH 20062 in Redescription of Santanichthys diasii (Otophysi, Characiformes) from the Albian of the Santana Formation and Comments on Its Implications for Otophysan Relationships
Fig. 3. Santanichthys diasii, specimen AMNH 20062, suspensorium, lower jaw, and part of the neurocranium.
Fig. 6. Santanichthys diasii, AMNH 20064 in Redescription of Santanichthys diasii (Otophysi, Characiformes) from the Albian of the Santana Formation and Comments on Its Implications for Otophysan Relationships
Fig. 6. Santanichthys diasii, AMNH 20064, photograph and drawing of the elements of the neurocranium, the branchial skeleton and the Weberian apparatus.
Fig. 5. Santanichthys diasii, AMNH 20052 in Redescription of Santanichthys diasii (Otophysi, Characiformes) from the Albian of the Santana Formation and Comments on Its Implications for Otophysan Relationships
Fig. 5. Santanichthys diasii, AMNH 20052, photograph and drawing of the Weberian apparatus and some details of the skull.
Fig. 4 in Redescription of Santanichthys diasii (Otophysi, Characiformes) from the Albian of the Santana Formation and Comments on Its Implications for Otophysan Relationships
Fig. 4. Santanichthys diasii, photograph and drawing of the Weberian apparatus and posterior part of the skull in AMNH 20068. The lagenar capsules are indicated by the white arrow.
FIG. 3. — Archaemecys arcantiensis n. gen., n in First fossil Mecysmaucheniidae (Arachnida, Chelicerata, Araneae), from Lower Cretaceous (Uppermost Albian) amber of Charente-Maritime, France
FIG. 3. — Archaemecys arcantiensis n. gen., n. sp., anterior view of the chelicerae and pedipalps. Notice the peg teeth on the chelicerae and the heightened profile of the carapace. Scale bar: 0.1 mm.
FIG. 1. — Archaemecys arcantiensis n. gen., n in First fossil Mecysmaucheniidae (Arachnida, Chelicerata, Araneae), from Lower Cretaceous (Uppermost Albian) amber of Charente-Maritime, France
FIG. 1. — Archaemecys arcantiensis n. gen., n. sp. (MNHN ARC11R): A, dorsal view; B, ventral view; C, opisthosoma, notice the pronounced wrinkling of the cuticle and the sclerotized rings around the tracheal spiracle and the spinnerets; D, lateral view of the spinnerets, anterior to the left; the anterior two spinnerets (left) are relatively large, with two segments, while the posterior two spinnerets (right) are smaller; E, close-up of metatarsus and tarsus third leg segment showing the unsclerotized portion at the base of the tarsus (arrowed). Scale bars: A, B, D, E, 0.5 mm; C, 0.2 mm.
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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.