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4 results for “Undulatoolithus”
FIGURE 3 in A new form of Elongatoolithidae, Undulatoolithus pengi oogen. et oosp. nov. from Pingxiang, Jiangxi, China
FIGURE 3. Outer surface of Undulatoolithus pengi oogen. et oosp. nov., showing variation in ornamentation of eggshell. A, Ornamentation consisting of bulbous, irregular- to regular-shaped nodes on both poles of egg (SEM); B, Ornamentation consisting of sinuous ridges in the middle part of egg (SEM); C, Tangential thin section, showing ridges. Scale bar: 1 mm
FIGURE 1. A in A new form of Elongatoolithidae, Undulatoolithus pengi oogen. et oosp. nov. from Pingxiang, Jiangxi, China
FIGURE 1. A, Sketch map of Jiangxi Province, China; B, Geological sketch map of Pingxiang area (modified from Liu, 2003) 1. Unconformity boundaries; 2. Nappe fault; 3. Gliding fault; 4. Shear-detachment fault; 5. Mylonite; 6. Middle Proterozoic; 7. Sinian; 8. Devonian; 9. Carboniferous; 10. Permian; 11. Upper Triassic; 12. Jurassic; 13. Cretaceous; 14. Mesozoic granites; 15. Early Paleozoic gneissic granite; 16. Locality of dinosaur egg.
FIGURE 2. A in A new form of Elongatoolithidae, Undulatoolithus pengi oogen. et oosp. nov. from Pingxiang, Jiangxi, China
FIGURE 2. A. Holotype of Undulatoolithus pengi oogen. et oosp. nov. (PXMV-0016). B. Line drawings showing the angle between pairs. Scale bar: 5 cm
FIGURE 4 in A new form of Elongatoolithidae, Undulatoolithus pengi oogen. et oosp. nov. from Pingxiang, Jiangxi, China
FIGURE 4. Eggshell microstructure of Undulatoolithus pengi oogen. et oosp. nov. Scale bar: 400 µm. A-C, Radial thin sections through eggshell, A, showing the cone layer and the columnar layer, gradational boundary between the two layers and undulating appearance of ornamentation (short white lines showing the boundary of the cone layer and the columnar layer, and the ornamentation); B, showing the undulated ornamentation; C, enlargement of in A, showing the closely packed and conical cones; D, Tangential section through eggshell near level of the boundary between the cone layer and the columnar layer, showing the interval between cones and pores; E, Tangential section through eggshell within columnar layer, showing the oval or elliptical pores (arrows).
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Allen Brain Atlas
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OpenNeuro
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