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Fig. 3 in A new, unusual rhynchonellide brachiopod with a strophic shell from the Silurian of Iran
Fig. 3. Rhynchonellide brachiopod Jafarirhynchus alatus gen. et sp. nov. (A–C) and spiriferide Striispirifer? ocissimus Popov, Modzalevskaya, and Ghobadi Pour in Hairapetian et al., 2012 (D, E) from Niur Formation, Telychian, Llandovery, Silurian, sample K33/1, Boghu Mountains. A. AEU1500, holotype, a pair of conjoined valves, in dorsal (A 1), ventral (A 2), lateral (A 3), and anterior (A 4) views, enlarged ventral interarea (A 5). B. AEU1501, a pair of conjoined valves, in anterior (B 1), ventral (B 2), dorsal (B 3), and lateral (B 4) views of a strongly asymmetrical specimen. C. AEU1502, dorsal view of a pair of conjoined valves (C 1), enlarged surface ornament (C 2). D. AEU1511, a pair of conjoined valves, in ventral (D 1), lateral (D 2), and dorsal (D 3) views. E. AEU1512, ventral valve exterior. Scale bars 2 mm.
Fig. 2 in A new, unusual rhynchonellide brachiopod with a strophic shell from the Silurian of Iran
Fig. 2. Rhynchonellide brachiopod Jafarirhynchus alatus gen. et sp. nov. from Llandovery, Telychian, Niur Formation, sample K33/1, Boghu Mountains, CNIGR136/12600. A. Transverse serial sections (L = 18.4; W = 23.2; T = 10.5). B. Sagittal section of the shell. C. Dorsal valve interior. Numbers indicate distance in mm from the tip of the ventral umbo.
Fig. 1. A in A new, unusual rhynchonellide brachiopod with a strophic shell from the Silurian of Iran
Fig. 1. A. Geographic and geologic setting of the studied material showing position of studied section (modified after Taheri 2001). B. Schematic map showing position of studied locality (asterisk). C. Stratigraphical column of the Boghu Section showing the informal lithostratigraphical subdivision of the Niur Formation, position of fossil samples, and stratigraphical distribution of brachiopods and conodonts. Arrows below and above the log indicate that the section continues in both directions (for a complete log see Hairapetian et al. 2012). Arrows at the lowermost of distribution line of some taxa indicates that these also occur in lower strata.
Fig. 9 in Ecophenotypic plasticity versus evolutionary trends-morphological variability in Upper Jurassic bivalve shells from Portugal
Fig. 9. Scatter plot of resilifer number over ligament length in Isognomon. The two groups that correspond to lithostratigraphy are clearly visible. Numbers in squared brackets refer to Fig. 2.
Fig. 8 in Ecophenotypic plasticity versus evolutionary trends-morphological variability in Upper Jurassic bivalve shells from Portugal
Fig. 8. Box plots of size for the three target taxa. A. Size of Arcomytilus based on log transformed geometric means of length and height. B. Size of Isognomon based on log transformed ligament length. C. Size of Eomiodon based on log transformed shell length. Arrangement of boxes corresponding more or less to their stratigraphic succession, from left to right. Numbers in squared brackets refer to Fig. 2.
Fig. 12 in Ecophenotypic plasticity versus evolutionary trends-morphological variability in Upper Jurassic bivalve shells from Portugal
Fig. 12. PCA plot of shell shape in Arcomytilus, grouped according to rib number in steps of 25 ribs and displayed as convex hulls.
Fig. 7 in Ecophenotypic plasticity versus evolutionary trends-morphological variability in Upper Jurassic bivalve shells from Portugal
Fig. 7. Scatter plots of log transformed values of height over length for the three target taxa. A. Arcomytilus. B. Isognomon. C. Eomiodon. Numbers in squared brackets refer to Fig. 2.
Fig. 6 in Ecophenotypic plasticity versus evolutionary trends-morphological variability in Upper Jurassic bivalve shells from Portugal
Fig. 6. Measured distances in the three target taxa. A. Arcomytilus. B. Isognomon. C. Eomiodon. Abbreviations: H, height; L, length; LL, ligament length. Arrow indicates turning point of growth.
Fig. 5 in Ecophenotypic plasticity versus evolutionary trends-morphological variability in Upper Jurassic bivalve shells from Portugal
Fig. 5. Specimens of neomiodontid bivalve Eomiodon securiformis (Sharpe, 1850) from the Upper Jurassic of Portugal. A–C. Sobral member, Late Kimmeridgian, E Arranhó. A. Hinge plates of left and right valve. GML 25915. B. Interior of right valve, showing hinge arrangement and parts of the muscle scars. GML 25916. C. Left valve view of articulated specimen. GML 25917. D. Articulated, strongly elongated, gerontic specimen. Sobral member, Late Kimmeridgian, Santa Cruz. GML 25918. E. Small articulated specimen with clearly visible commarginal lamellae. Alcobaça formation, Early Kimmeridgian, Vestiaria. GML 25919. F. Articulated gerontic specimen with ventrally elongated shell. Alcobaça formation, Early Kimmeridgian, Salgados. GML 25920. G. Short, rounded, articulated specimen. Sobral member, Late Kimmeridgian, E Arranhó. GML 25921. H. Large, high, and short specimen. Sobral member, Late Kimmeridgian, Porto das Barcas. GML 25922.
Fig. 3 in Ecophenotypic plasticity versus evolutionary trends-morphological variability in Upper Jurassic bivalve shells from Portugal
Fig. 3. Specimens of mytilid bivalve Arcomytilus from the Middle and Upper Jurassic of Portugal and France. A–F. Arcomytilus morrisii (Sharpe, 1850). A. Large articulated specimen with pointed umbones and slightly imprinted anterior part. Arranhó II member, earliest Tithonian, Serra de Alrota. GML 25900. B. Small adult specimen, left valve with fine ribbing pattern and relatively straight anterior margin. Alcobaça formation, Late Kimmeridgian, Consolação. GML 25901. C. Young adult specimen, left valve with coarse ribbing pattern and large, elevated disc. Arranhó II member, Early Tithonian, Santa Cruz. GML 25902. D. Small adult, articulated specimen. Alcobaça formation, Early Kimmeridgian, Salir do Porto. GML 25903. E. Large articulated specimen with extremely triangular outline and wide−spaced, strong ribs. Arranhó II member, Early Tithonian, Lameiro das Antas. GML 25904. F. Adult specimen, left valve with bi− and trifurcation and simultaneous insertion of ribs. Arranhó II member, Early Tithonian, Santa Cruz. GML 25905. G. Arcomytilus asper. Right valve. Late Bathonian, Luc−sur−Mer, Calvados, France. MNHN J 08224. H. Arcomytilus bathonicus. Right valve. Late Bathonian, Luc−sur−Mer, Calvados, France. MNHN, coll. Deshayes 1876−8. I. Arcomytilus pectinatus. Right valve. "Corallien", La Rochelle, Charente−Maritime, France. MNHN, coll. d'Orbigny 4247.
Fig. 11 in Ecophenotypic plasticity versus evolutionary trends-morphological variability in Upper Jurassic bivalve shells from Portugal
Fig. 11. Lithostratigraphy plot of Arcomytilus. A. Different species and lithostratigraphically grouped Arcomytilus morrisii are displayed as convex hulls. Calculated artificial shell outlines for full number coordinate pairs are plotted to illustrate the morphospace. M; mean artificial shell outline. B. 95% confidence ellipses of group means and corresponding calculated shell outlines for group means are plotted. Numbers in squared brackets refer to Fig. 2.
Fig. 2 in Ecophenotypic plasticity versus evolutionary trends-morphological variability in Upper Jurassic bivalve shells from Portugal
Fig. 2. Lithostratigraphy of the Upper Jurassic rock suite in the Lusitanian Basin. Modified from Schneider et al. (2009). All units discussed herein are numbered in squared brackets. Formations and members that are not yet formally established are written in lower case letters. Abbreviations: A., Arisphinctes; As., Aspidoceras; Au., Aulacostephanus; C., Crussoliceras; D., Dichotomoceras; Fm., formation; M., Micracanthoceras; Mb., member; Q., Quenstedtoceras; S., Simoceras; Se., Semiformiceras.
Fig. 1 in Ecophenotypic plasticity versus evolutionary trends-morphological variability in Upper Jurassic bivalve shells from Portugal
Fig. 1. Geographic and geological overview of the Lusitanian Basin. The numbering of localities refers to Table 1, second column.
Fig. 14 in Ecophenotypic plasticity versus evolutionary trends-morphological variability in Upper Jurassic bivalve shells from Portugal
Fig. 14. Lithostratigraphy plot of Eomiodon securiformis. A. Lithostratigraphically arranged groups are displayed as convex hulls. Calculated artificial shell outlines for full number coordinate pairs are plotted to illustrate the morphospace. M, mean artificial shell outline. B. 95% confidence ellipses of group means and corresponding calculated shell outlines for group means are plotted. Numbers in squared brackets refer to Fig. 2.
Fig. 16 in Ecophenotypic plasticity versus evolutionary trends-morphological variability in Upper Jurassic bivalve shells from Portugal
Fig. 16. Left valve of neomiodontid bivalve Eomiodon sp. from Early Tithonian, Arranhó II member, Santa Cruz (GML 25929) in internal (A) and external (B) views.
Fig. 2 in Tubular shell infestations in some Mississippian spirilophous brachiopods
Fig. 2. Diagrammatical reconstruction of the dorsal valve of spiriferide brachiopod Tylothyris laminosa with part of the right spiralium removed to show hypothetical life position of the infester Haplorygma dorsalis ichnogen. et sp. nov. Grey arrow indicates presumable inhalant, open arrows exhalant currents.
Fig. 2 in Relationships between Dimensionless Models of Ammonoid Shell Morphology
Fig. 2. Plot of a sample of 1222 observations from 201 species of Mesozoic planispiral ammonites in the morphospace (H2/H1, H1/D), modified from Parent et al. (2010). The closed curves are the contours shown in Raup (1967: figs. 4, 8) as explained in text.
Fig. 2 in X-ray Microtomography (XMT) of Fossil Brachiopod Shell Interiors for Taxonomy
Fig. 2. Transverse serial sections of Terebratula terebratula (Linnaeus, 1758), through specimen ZPAL Bp.XLIV/9; Pliocene, Velerín, Spain. Numbers indicate distance in mm from the tip of the ventral umbo.
Fig. 1 in X-ray Microtomography (XMT) of Fossil Brachiopod Shell Interiors for Taxonomy
Fig. 1. Terebratulide brachiopod Terebratula terebratula (Linnaeus, 1758), Pliocene, Velerín, Spain; complete specimen, ZPAL Bp.XLIV/9. A. Dorsal view. B. Reconstruction of 3−D internal structure with virtually cut out part of the ventral valve.
Fig. 5 in Trematode infection affects shell shape and size in Bulinus tropicus
Fig. 5. Difference in mean shell shape between an uninfected Bulinus tropicus (A), an infected B. tropicus (all types of infections collectively; B), and a B. tropicus infected by Petasiger sp. 5 (C). Each of the displayed specimens is the specimen nearest to the group mean in morphospace (Fig. 4). The differences in Procrustes shape coordinates among these specimens are visualized with vectors (vector length magnification = ×2.5).
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Allen Brain Atlas
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Annotated Behaviour and Observability Dataset (ABODe)
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DANDI Archive for NWB datasets
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International Brain Laboratory public data
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OpenNeuro
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