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629 results for “Clay”
FIGURE 41. Claiborne Floral Type 20 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 41. Claiborne Floral Type 20: 1) UF15737- 059209. Showing stamen mass. Note distinct filament zone (indicated by arrow) and anther zone above. Scale bar equals 1 mm; 2) Enlargement of Figure 41.1 to show suborbiculate anthers. Scale bar equals 0.5 mm.
FIGURE 24 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 24. Paleopanax boldensis sp. nov.: 1) UF15738-059493. Showing one central acrocidal capsule flanked by two lateral, younger capsules and a long peduncle. Note dehiscence scar of the capsule (indicated by white arrow). Scale bar equals 2 mm; 2) Enlargment of Figure 24.1 (indicated by black arrow) to show persistent apical style. Scale bar equals 1 mm; 3) UF15738-059493'. Counterpart of Figure 24.1 showing persistent style and dehiscence gap (indicated by arrow. Scale bar equals 2 mm; 4) Enlargement of Figure 24.3 to show the three branches of the style. Scale bar equals 1 mm.
FIGURE 42 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 42. "Sparganium" sp.: 1-2). UF15737-027592. 027592'. Part and counterpart of a specimen showing an infructescence with a stout stalk. Scale bar equals 2 mm; 3) Enlargement of Figure 42.2 to show small fruits. Scale bar equals 0.5 mm.
FIGURE 53 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 53. Claiborne Fruit/Seed Type 9 (1-2), UF15737-059324, 059324'. Part and counterpart of a specimen showing elliptical fruit/seed with longitudinal striations. Scale bar equals 1 mm.
FIGURE 33. Claiborne Floral Type 12 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 33. Claiborne Floral Type 12: 1-2) UF15738- 008217, 008217'. Part and counterpart of a specimen showing a cluster of vertically and laterally compressed flowers subtended by two large bracts or leaves. Scale bar equals 5 mm; 3) Enlargement of Figure 33.2 (indicated by arrow) to show flowers. Scale bar equals 2 mm.
FIGURE 45. Claiborne Infructescence Type 6 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 45. Claiborne Infructescence Type 6: 1) UF15737-059315. Showing laterally compressed infructescence with an incomplete peduncle. Note the presence of persistent perianth parts (indicated by white arrows) and pedicels on individual fruit (indicated by black arrows). Scale bar equals 1 mm; 2) Enlargement of Figure 45.1 to show trichome bases on peduncle. Scale bar equals 0.5 mm.
FIGURE 39. Claiborne Floral Type 18. All Scale bar equals 1 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 39. Claiborne Floral Type 18. All Scale bar equals 1 mm: 1) UF15737-059241'a. Counterpart of a laterally preserved flower showing a short pedicel (p), fused filaments (f), anthers (a), and a perianth part (pp); 2) UF15737-059241a. Part of Figure 39.1 showing a filament spliting from the column (indicated by arrow); 3) UF15735-059323. Two laterally preserved flowers. Note strong connectives of the anthers (indicated by arrows).
FIGURE 36. Claiborne Floral Type 15 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 36. Claiborne Floral Type 15: 1) UF15737- 059251. Laterally preserved flower showing three separate perianth parts above and a receptacle (indicated by arrow). Scale bar equals 0.5 mm; 2) UF15737-059251'. Counterpart of Figure 36.1 showing a receptacle (r) and a pedicel (p). Scale bar equals 0.5 mm.
FIGURE 30. Claiborne Floral Type 9 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 30. Claiborne Floral Type 9: 1) UF15737- 059240. Flower showing five floral parts, floral rim (r), and pedicel (p). Scale bar equals 1 mm; 2) UF15737- 059240'. Counterpart of Figure 30.1 showing two filaments (indicated by arrow) and impression of an ovary rim defined by two dark concentric rings with the pedicel impression at the center. Scale bar equals 1 mm; 3) UF15737-059247. Flower showing several filaments attached to the floral rim (arrow). Scale bar equals 1 mm.
FIGURE 21 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 21. cf. Natsiatum wilcoxiana (Berry) Stull et al., 2011: 1-2) UF15737-059325, 059325'. Part and counterpart of a specimen showing irregular, blindly ending ridges. Scale bar equals 1 mm.
FIGURE 49 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 49. "Acer" knowltoni (Berry) Brown, 1940: 1-2) UF15737-059223, 059223'. Part and counterpart showing a samara. Note the protrusion with fibrous tip (indicated by arrow). Scale bar equals 2 mm; 3) A specimen from the Bolden clay pit, stored at the Paleobotany Collection at the Field Museum of Natural History, showing a samara and its venation. Scale bar equals 3 mm; 4) Enlargement of Figure 49.3 to show the smooth curvature of the inner margin of the base of the samara (indicated by arrow) and the seed outline. Scale bar equals 1 mm.
FIGURE 58. Claiborne Undetermined Structure 3 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 58. Claiborne Undetermined Structure 3, UF15737-059244. Specimen showing linear, basally fused units encircling a central area. Note that the apices of the linear units (indicated by arrows) are curved into the matrix. Scale bar equals 1 mm.
FIGURE 50 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 50. Claiborne Fruit/Seed Type 6: 1-2) UF15737-059237, 059237'. Part and counterpart of a specimen showing a spherical fruit/seed. Note fibers on the surface (indicated by arrows). Scale bar equals 1 mm; 3) UF15737-059242. Showing a spherical fruit/seed. Scale bar equals 1 mm; 4) Enlargement of Figure 50.3 (indicated by arrow) to show fibers associated with the fruit/seed. Scale bar equals 0.5 mm; 5) Enlargement of Figure 50.2 (indicated by arrow) to show fibers associated with the fruit/seed. Scale bar equals 0.5 mm.
FIGURE 19. Bridgesia bovayensis Manchester and O in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 19. Bridgesia bovayensis Manchester and O'Leary, 2010: 1) UF15737-30660. Fruit showing pedicel, hypogynous perianth scar (ps), stylar protrusion (sp), and two mericarps each with a large darkened locular area. Scale bar equals 3 mm; 2) UF15737-30661. Mericarp showing reticulate veins on the wing and locular area. Scale bar equals 3 mm.
FIGURE 16. Claiborne Fagaceae Fruit Type 4 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 16. Claiborne Fagaceae Fruit Type 4: 1) UF15737-059211. Showing interwined spines, fruit body, a short peduncle (p). Scale bar equals 1 mm; 2) UF15737-059211'. Counterpart of Figure 16.1 showing three ridges converging at both ends of the fruit body and a short peduncle (p). Scale bar equals 1 mm.
FIGURE 14 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 14. cf. Trigonobalanoidea americana Crepet and Nixon, 1989: 1) UF15737-059224. An immature infructescence with at least 32 sessile fruits. Scale bar equals 2 mm; 2) Enlargement of a fruit indicated by the upper arrow in Figure 14.1 to show two styles (s, indicated by arrow). Scale bar equals 0.5 mm; 3) Enlargement of a fruit indicated by the lower arrow in Figure 14.1 to show three styles (s, indicated by arrow). Scale bar equals 0.5 mm; 4) Counterpart of Figure 14.1 showing an immature infructescence. Scale bar equals 2 mm.
FIGURE 15. Claiborne Fagaceae Fruit Type 3 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 15. Claiborne Fagaceae Fruit Type 3 (1-3): 1) UF 15815-005347', Lamkin clay pit, Kentucky. Fruit showing two nutlets (n) and spiny cupule valve (c) with a web-like pattern. Scale bar equals 2 mm; 2) UF 15815-005347, Lamkin clay pit, Kentucky. Counterpart of Figure 15.1 showing a short peduncle (p). Note the overlap of spiny cupule valves (c). Scale bar equals 2 mm. 3) UF 15826-051307, Warman clay pit, Tennessee. Fruit showing spiny cupule valve (c) and short peduncle (p). Scale bar equals 2 mm. Catahoulea grahamii DeVore, Pigg, Dilcher and Freile, 2014: 4) UF 15841-062191, Huntsville, Texas. Fruit showing spiny cupule valve (c) and long peduncle (p). Scale bar equals 2 mm. Claiborne Fagaceae Fruit Type 5 (5) UF15826-29216, Warman clay pit, Tennessee. Specimen showing peduncle (p) and two overlapping spiny cupule valves (c). Scale bar equals 2 mm.
FIGURE 17 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 17. "Solanites" pusillus Berry, 1930: 1) UF15737-049568. Vertically compressed flower showing five triangular sepals (s) alternating with petals (p, only three are visible), and a floral cup at the center. Scale bar equals 1 mm; 2) UF15737-049568'. Counterpart of Figure 17.1 showing sepals and membranaceous petals with conspicuous venation. Scale bar equals 1 mm; 3) UF15737-008226. A laterally compressed flower showing an obtriangular hypanthium with an inferior ovary (o), a short pedicel (indicated by arrow), and three sepals (s), and three petals (p). Scale bar equals 1 mm; 4) UF15737-049566. Vertically compressed flower showing a circular floral cup (dark concentric rings) and five triangular sepals alternating with five petals. Scale bar equals 1 mm; 5) UF15737-049566'. Counterpart of Figure 17.4 showing sepals alternating with petals, and a floral cup with radiating veins. Note the center hole resulted from vertical compression of the pedicel. Scale bar equals 1 mm; 6) Enlargement of Figure 17.2 to show venation of sepal (s) and petal (p). Scale bar equals 0.5 mm.
FIGURE 13 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 13. cf. Populus sp., UF15738-008213. Specimen showing a four-valved capsule. Scale bar equals 1 mm.
FIGURE 10 in Fruits, seeds and flowers from the Bovay and Bolden clay pits (early Eocene Tallahatta Formation, Claiborne Group), northern Mississippi, USA
FIGURE 10. "Short, broad winged fruit" (1-3) UF15737-008279: 1) Showing stipe (s), calyx (c), and pod with attenuate apex (a). Scale bar equals 5 mm; 2) Counterpart of UF15737-008279. Scale bar equals 5 mm; 3) Enlargement of Figure 10.2 to show valve venation. Scale bar equals 2 mm; 4) 15738-008790. Showing stipe (s), calyx (c), and pod with attenuate apex (a). Scale bar equals 5 mm.
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