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617 results for “Early Jurassic”
Figure 7 in Jurassic mammaliaform petrosals from Western Siberia (Russia) and implications for early mammalian inner-ear anatomy
Figure 7. The?haramiyidan petrosal PIN 5087/70 (left side) from Berezovsk Quarry (Western Siberia, Russia). Virtual 3D model in: A, ventral view; B, dorsal view; C–E, µCT images illustrating the perforated bony bar inside the cochlear nerve foramen. Anterior to the top. Scale bars in µCT images equal 1 mm. See also Supporting Information, available from digital data repository Dryad (https://doi.org/10.5061/dryad.t1g1jwt2d). Abbreviations: cca, cochlear canal; cnc, cochlear nerve canal; cnf, cochlear nerve foramina; fcn, foramen for the cochlear nerve; fv, fenestra vestibuli; fvn, foramen for the vestibular nerve; hF, hiatus Fallopii; irsaf, inferior ramus of stapedial artery foramen; lf, lateral flange; mfp, medial flat facet of promontorium; pff, primary facial foramen; poc, prootic canal; sf, saccular foramen; sff, secondary facial foramen; vf atcs, vascular foramen for venous vessel connecting to anterior transcochlear sinus.
FIGURE 1 in Wing coloration patterns in the Early Jurassic dragonflies as potential indicator of increasing predation pressure from insectivorous reptiles
FIGURE 1. Heterophlebia buckmani (Brodie, 1849), form 'A', specimen HT 88/58, forewing. A, Photograph. B, Reconstruction. Scale bars = 5 mm.
FIGURE 5 in Wing coloration patterns in the Early Jurassic dragonflies as potential indicator of increasing predation pressure from insectivorous reptiles
FIGURE 5. Evolution patterns of pterosaurs vs. wing coloration in Odonata. A, Heterophlebia spp. wing coloration patterns. B, Percentage of aeschnidiid species with colored wing throughout time (?, uncertainties for Triassic period). C, Simplified phylogeny of Pterosauria, showing diversity of insectivorous families during Early Jurassic, period of first known Odonata with colored wings (cladogram after Zhou et al., 2017) (silhouettes from http://phylopic.org/).
FIGURE 4 in Wing coloration patterns in the Early Jurassic dragonflies as potential indicator of increasing predation pressure from insectivorous reptiles
FIGURE 4. Heterophlebia spp. Different patterns of forewing coloration. A, Form 'A'. B and C, Form 'B'. D, Form 'D' (specimen SMNS 62736). E, Form 'E'. Scale bars = 5 mm.
FIGURE 2 in Wing coloration patterns in the Early Jurassic dragonflies as potential indicator of increasing predation pressure from insectivorous reptiles
FIGURE 2. Heterophlebia buckmani (Brodie, 1849), form 'B', specimen HT 88/57, forewing: A, Photograph. B, Reconstruction. Scale bars = 5 mm.
FIGURE 3 in Wing coloration patterns in the Early Jurassic dragonflies as potential indicator of increasing predation pressure from insectivorous reptiles
FIGURE 3. Heterophlebia buckmani (Brodie, 1849), form 'B', specimen MNHN.F- A71358, forewing. A, Photograph of imprint. B, Nodus. C, Pterostigma. D, Wing base. E, Counterimprint. F, Reconstruction. Scale bars = 2 mm (A, E, F), 1 mm (B–D).
FIGURE 19 in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 19. The Dactylioceras band at Te Maika Peninsula, Kawhia. The bluish-green rock (marked at beach level in the left photo) is the band, the overlying rocks are muddy siltstones and very fine sandstones with fine, light-coloured tuff beds. Left taken January 1979, right November 2010 with Clemens Ullmann beside the outcrop. Was this the spiriferinides last stand?
FIGURE 18 in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 18. Callospiriferina radiata. (x3). 1 OU 47167 (E45/f9860) dorsal valve, latex of interior. 2 OU 46818 (E45/f9860) dorsal valve, latex of interior. 3 C4258 (E45/f9860 dorsal valve, latex of interior. 4 C3048 (E45/f9860) dorsal valve, latex of interior. 5 BR 3287 (E45/f9860) internal mould of ventral valve, latex of interior. 6 OU 46872 (E45/f0085) (a) internal mould of dorsal valve, (b) part of valve enlarged to 20x to show impressions of punctae. Dispiriferina sp. cf. D. chilensis (x3). 7 C2062 (E45/f9116) internal mould of ventral valve. 8 C2061 (E45/f9116) internal mould of ventral valve.
FIGURE 17 in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 17. Callospiriferina radiata. (x1.5). 1 Holotype NZGS BR 1121 (E45/f9440) ventral valve (a) posterior (b) anterior. Photos: M. Terezow. 2 C4259 (E45/f9860) internal mould of ventral valve (a) ventral (b) posterior. 3 BR 3304 (E45/f9440) internal mould of ventral valve. 4 C3046 (E45/f9860) internal mould of ventral valve (a) ventral (b) posterior (c) latex of interior. 5 C4257 (E45/f9860) internal mould of ventral valve (a) ventral (b) lateral (c) posterior. 6 C3048 (E45/f9860) dorsal valve, latex of exterior. 7 OU 46851 (E45/f9860) internal mould of ventral valve. 8 OU 46817 (E45/f9860) internal mould of ventral valve (a) ventral (b) lateral (c) posterior. 9 OU 47167 (E45/f9860) dorsal valve, latex of exterior. 10 C4264 (E45/f9860) internal mould of ventral valve (a) ventral (b) lateral (c) posterior (d) anterior. 11 OU 46865 (E45/f9860) internal mould of ventral valve. 12 OU 46861 (E45/f9860) ventral valve (a) internal mould (b) latex of exterior. 13 C4036 (E45/f9860) internal mould of ventral valve (a) ventral (b) lateral (c) posterior. 14 OU 46868 (E45/f9860) internal mould of ventral valve (a) ventral (b) posterior. 15 BR 3292 (E45/f9860) ventral valve, latex of exterior. 16 OU 46888 (E45/f0085) dorsal valve, latex of exterior. 17 OU 47170 (E45/f9860) internal mould of dorsal valve. 18 OU 46820 (E45/f0085) internal mould of ventral valve (a) ventral (b) lateral (c) posterior. 19 C4034 (E45/f9860) ventral valve, posterior view of latex. 20 OU 46821 (E45/f0085) internal mould of both valves (a) dorsal (b) ventral (c) lateral (d) posterior (e) anterior. 21 OU 46878 (E45/f0085) internal mould of ventral valve. OU 46879 (ventral valve) also in view. 22 OU 46889 (E45/f0085) dorsal valve, latex of exterior. 23 C4260 (E45/f9860) internal mould of ventral valve. 24 C3049 (E45/f9860) internal mould of dorsal valve.
FIGURE 5. A in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 5. A: sketch map of Te Maika Peninsula, Kawhia. Geology from Martin (1975). Spiriferide locality numbers are FR numbers with initial R15/ omitted. B: Otapiri Valley, Hokonui Hills, with areas of Triassic and Jurassic rocks indicated. Base: LINZ data with geology from GNS Science Q-Map. Spiriferinide locality numbers are FR numbers with initial E45/ omitted.
FIGURE 16 in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 16. Callospiriferina ongleyi. latex moulds (x 2.5). 1 OU 46897 (E45/f0379) dorsal valve, latex of interior. 2 OU 46895 (E45/f0379) dorsal valve, latex of interior. 3 OU 47218 (F45/f8683) dorsal valve, latex of interior. 4 OU 46822 (E45/f0379) ventral valve, latex of interior. 5 OU 47142 (E45/f9676) ventral valve, latex of interior. 6 OU 47238 (E45/f9676) ventral valve (a) latex of interior (b) latex of exterior.
FIGURE 13 in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 13. Callospiriferina kawhiana (x 1.2). 1 Holotype NHM B50493 (R15/f) shelly specimen (a) dorsal (b) ventral (from Trechmann 1918). 2 BR 1015 (F46/f9488) internal mould (original of Marwick (1953) pl. 1 10 and 11) (a) dorsal (b) ventral. Photos: M. Terezow. 3 AU B742 (R15/f) shelly specimen (a) dorsal (b) ventral. 4 NHM B50492 (R15/f) fibreglass mould, (a) ventral (b) lateral (Mentzelia cf. ampla of Trechmann (1918). 5 AU B741 (R15/f8636) partly shelly specimen, (a) dorsal (b) ventral. 6 AU B745 (R16/f8919) internal mould (a) ventral (b) lateral. 7 AU B785 (R16/f0317) (a) dorsal (b) ventral (c) lateral (d) anterior. 8 BR 3405 (NC/f0023) shelly specimen, ventral. 9 AU B811 (NC/f0060A) shelly specimen (a) dorsal (b) ventral (c) lateral (d) anterior. 10 BR 3317 (N28/f9454) internal mould (a) dorsal (b) ventral (c) posterior (d) anterior. 11 BR 3316 (N28/f9454) internal mould, ventral. 12 OU 47283 (E45/f9608) internal mould (a) dorsal (b) ventral (c) lateral (d) posterior (e) anterior.
FIGURE 15 in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 15. Callospiriferina ongleyi. (x 1.5). 1 Holotype BR 1117 (E45/f9446) (a) ventral (b) lateral Photos: M. Terezow. 2 BR 3308 (E45/f9447) internal mould (a) dorsal (b) lateral. 3 BR 3310 (E45/f9447) internal mould of ventral valve. 4 C2059 (E45/f9446) internal mould of ventral valve. 5 C2177 (E45/f9446) internal mould of ventral valve. 6 C2054 (E45/f9446) internal mould of ventral valve. 7 OU 46823 (E45/f0379) internal mould of ventral valve. 8 C2055 (E45/f9446) internal mould of ventral valve. 9 AU B753 (NC/f170) internal mould of ventral valve. 10 OU 46828 (E45/f9676) internal mould of ventral valve. 11 AU B718 (R18/f0138) internal mould of ventral valve. 12 OU 46825 (E45/f0379) internal mould (a) dorsal (b) ventral (c) lateral (d) posterior (e) anterior. 13 AU B754 (NC/f170) internal mould of ventral valve. 14 OU 46824 (E45/f0379) latex of ventral valve exterior. 15 AU B712 (R15/f8812) decorticated shelly ventral valve. 16 OU 46842 (E45/f9676) internal mould of ventral valve. 17 OU 47285 (E45/f9676) internal mould (a) dorsal (b) ventral (c) lateral (d) posterior (e) anterior. 18 OU 46836 (E45/f9676) internal mould, ventral. 19 OU 47216 (F45/f8683) internal mould of dorsal valve. 20 C2068 (E45/f9446) internal mould of ventral valve. 21 OU 47153 (E45/f9676) internal mould of ventral valve.
FIGURE 12. Cisnerospira antipoda n in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 12. Cisnerospira antipoda n. sp. (1–4 x5, 5 x8). 1 AU B688 (R15/f8006) shelly specimen (a) dorsal (b) ventral (c) lateral. 2 OU 46771 (E45/f0085) internal mould, dorsal. 3 AU B737 (R16/f8642) external mould of dorsal valve, showing spine bases. 4 OU 47197 (E46/f0056) internal mould of ventral valve, broken with spiralium showing. 5 OU 46773 (E46/f0063) latex of ventral valve and part dorsal, showing spine bases (a) ventral (b) posterior (x8).
FIGURE 8. Spine bases. A in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 8. Spine bases. A Spiriferina arakiwa AU B728 (R15/f6811), B Spiriferina sophiaealbae OU 46816 (E45/f9860), C Cisnerospira antipoda AU B702 (R16/f6811), D Callospiriferina kawhiana C1827 (E44/f8632), E Callospiriferina ongleyi OU 46828 (E45/f9676), F Callospiriferina radiata BR 3295 (E45/f9860), note small patch of altered shell material with preserved punctae.
FIGURE 4 in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 4. Main areas of Triassic–Jurassic strata in this study: A Baie de St Vincent, New Caledonia, with areas of Late Triassic and Jurassic rocks indicated. Base and geology from Gouvernment de Nouvelle-Calédonie data. Inset: New Caledonia showing area of Figure 4A and location of Moindou-Téremba area. B Southern Kawhia Syncline, southwest Auckland, showing Kawhia Syncline, with areas of Late Triassic and Jurassic rocks indicated. Main spiriferide localities shown. C Southland, showing extent of Southland Syncline. Rectangle shows Otapiri Valley (Fig. 5B). Base for B and C: LINZ (Land Information New Zealand) topographic data with geology from GNS Science (Institute of Geological Sciences) 1: 250,000 geological map (Q-Map) (Edbrooke et al. 2014, Heron 2014).
FIGURE 3 in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 3. Zealandia, showing the area of submerged continental crust surrounding New Zealand and extending to New Caledonia. Murihiku Supergroup in blue, with the small area of Murihiku in Nelson circled. Areas of Fig. 4B and C indicated. Base map: NIWA (National Institute of Water and Atmospheric Research).
FIGURE 11. Cisnerospira antipoda n in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 11. Cisnerospira antipoda n. sp. (x2.5). 1 Holotype AU B695 (R15/f8005) shelly specimen (a) dorsal (b) ventral (c) lateral (d) posterior (e) anterior. 2 AU B705 (R15/f8005) shelly specimen (a) dorsal (b) ventral (c) lateral (d) posterior. 3 AU B687 (R16/f6811) internal mould (a) dorsal (b) ventral (c) lateral (d) posterior (e) anterior. 4 OU 47196 (E46/f0056) internal mould, ventral. 5 AU B702 (R16/f6811) internal mould (a) dorsal (b) ventral (c) lateral (d) posterior (e) latex of ventral valve, ventral (f) posterior of latex. 6 OU 47203 (E46/f0056) internal mould (a) dorsal (b) ventral (c) lateral. 7 AU B691 (R17/f8595) internal mould (a) dorsal (b) ventral (c) lateral (d) posterior. 8 OU 47206 (E46/f0056) internal mould (a) dorsal (b) ventral (c) lateral (d) posterior.
FIGURE 2 in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 2. Late Triassic—Middle Jurassic timescale and range chart showing correlations between New Zealand and international stages (adapted from Raine et al. 2015) and ranges of Zealandian spiriferinide species.
FIGURE 7. Spiriferina arakiwa n in Latest Triassic and Early Jurassic Spiriferinida (Brachiopoda) of Zealandia (New Zealand and New Caledonia)
FIGURE 7. Spiriferina arakiwa n. sp. (1–11 x1.5, 12 x3, 13 x5). 1 Holotype OU 15292 (E46/f056) internal mould, distorted. (a) dorsal (b) ventral (c) anterior. 2 AU B727 (R15/f6811) internal mould, ventral. 3 OU 47250 (E45/f085) (a) ventral (b) posterior (c) latex of ventral exterior. 4 OU 46850 (E45/f9860) internal mould of ventral valve. 5 BR3297 (G47/f6523) internal and external mould of dorsal valve (a) interior (b) exterior. 6 OU 47244 (F47/f0013) internal mould of dorsal valve. 7 OU 47276 (E45/f0061) latex of external mould, ventral valve. 8 OU 46831 (F47/f0013) internal mould of dorsal valve. 9 AU B728 internal mould (a) dorsal (b) ventral (c) posterior (d) anterior. 10 OU 47279 (E45/f0076) partial internal of ventral valve. 11 OU 46832 (F47/f0013) mould of dorsal valve (a) exterior (b) oblique view of interior to show hinge and sockets. 12 OU 47225 (E45/f0061) ventral valve (a) ventral view of internal mould (b) latex of exterior, lateral (x3). 13 OU 46871 (E45/f9860) external mould of ventral valve, showing spine bases (x5).
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