Arecipites convexus (THIERGART) KRUTZSCH

Konzalová, Magda & Ziembińska-Tworzydło, Maria, 2008, Some Monocot Pollen Taxa From The Lower Miocene Basal Coaly Deposits Of The Czech And Polish Parts Of The Żytawa (Zittau) Basin, Acta Musei Nationalis Pragae Series B 64 (2 - 4), pp. 149-162 : 156-157

Arecipites convexus (THIERGART) KRUTZSCH

1–3. Hrádek n. Nisou, borehole Hr 42, Late Oligocene/ Lower Miocene.

1a-c. - general appearance, three optical sections, LM × 1 000.

2 – general appearance, LM × 1 000.

3a, b. – general appearance, two optical sections, LM × 1 000.

4–7. Rybarzowice, borehole Ry 1/ 77 (249.0- 249.5m); Late Oligocene/Lower Miocene.

4a, b. – general appearance, two optical sections, LM × 1 000.

5a, b. – general appearance, two optical sections, LM × 1 000.

6a. – general appearance, proximal polar view; SEM × 3 000 (scale bar 10 µm),

6b. – part of sculpture, visible columellae and free bacula inside the lumina, SEM × 10 000 (scale bar 2 µm). 7. – general appearance, proximal polar view, SEM × 3 000 (scale bar 10 µm).

PLATE 2

1–4. Arecipites pseudoconvexus KRUTZSCH, Rybarzowice , borehole Ry 1/77, Late Oligocene/ Lower Miocene .

1a, b. – general appearance, two optical sections, LM × 1 000.

2a. – general appearance, SEM × 3 000 (scale bar 10 µm).

2 b. – part of reticulum, visible columellae, SEM × 10 000 (scale bar 2 µm).

3a, b. – general appearance, two optical sections, LM × 1000.

4a. – general appearance, SEM × 3 000.

4b. – part of sculpture, visible columellae and free bacula inside the lumina, SEM × 10.000 (scale bar 2 µm).

5, 6. cf. Arecipites sp.1 , Rybarzowice, borehole Ry 1/77, Late Oligocene/Lower Miocene.

5a–c. – general appearance, three optical sections, LM × 1 000.

6a. – general appearance, SEM × 3 000.

6b. – part of exine, pattern of reticulate tectum, free bacula inside the lumina visible, SEM × 10 000 (scale bar 2 µm).

PLATE 3

1. Dicolpopollis sp. , Hrádek n. Nisou, borehole Hr 42, Late Oligocene/ Lower Miocene .

1a. – general appearance, SEM × 3 000 (scale bar 10 µm).

1 b. – part of sculpture, SEM × 10 000 (scale bar 2 µm).

2, 3. Dicolpopollis kockelii PFLANZL, Rybarzowice , borehole Ry 1/77, Late Oligocene/Lower Miocene, general appearance, LM × 1 000.

4. Dicolpopollis (cf.) kockelii PFLANZL - Rybarzowice, borehole Ry 1/77, Late Oligocene/ Lower Miocene, a

– general appearance, SEM × 3 000 (scale bar 10 µm), b - part of sculpture, pattern of reticulate tectum, SEM × 10 000 (scale bar 2 µm).

5. Arecipites sp. 2 , Rybarzowice, borehole Ry 1/77, Late Oligocene/Lower Miocene.

5a. – general appearance; SEM × 5 000 (scale bar 5 µm). 5 b. – part of sculpture, pattern of reticulate tectum; SEM × 10 000 (scale bar 2 µm).

PLATE 4

1.? Liliacidites sp. 1 , Hrádek n. Nisou, borehole Hr 42, Late Oligocene/ Lower Miocene .

1a. – general appearance, SEM × 4 000 (scale bar 5 µm). 1b. – part of sculpture, pattern of reticulate tectum, SEM × 10 000 (scale bar 2 µm).

2.? Liliacidites sp. 1 , Rybarzowice, borehole Ry 1/77, Late Oligocene/Lower Miocene.

2a. – general appearance, SEM × 4 000 (scale bar 5 µm). 2b. – part of sculpture, pattern of reticulate tectum, SEM × 10 000 (scale bar 2 µm).

3.? Liliacidites sp. 2 , Rybarzowice, borehole Ry 1/77, Late Oligocene/Lower Miocene.

3a. – general appearance, SEM × 3 000 (scale bar 10 µm).

3b. – part of sculpture, pattern of reticulate tectum, SEM × 10 000 (scale bar 2 µm).

PLATE 5

1–3. Sparganiaceaepollenites sparganioides (MEYER) KRUTZSCH, Rybarzowice , borehole Ry 1/ 77, Upper Oligocene / Lower Miocene.

1a. – distal side, general appearance, SEM × 3 000 (scale bar 10 µm).

1b. – part of sculpture, pattern of reticulate tectum, SEM × 10 000 (scale bar 2 µm).

2a–c. – general appearance, LM × 1 000.

3a. – proximal side, general appearance, SEM × 3 000 (scale bar 10 µm),

3b – part of sculpture, pattern of reticulate tectum, SEM × 10 000 (scale bar 2 µm).

4. aff. Sparganiaceaepollenites sp. , Hrádek n. Nisou, borehole Hr 42, Late Oligocene/Lower Miocene.

4a. – broken grain, part of exine reticulate pattern with thick muri, SEM × 3 300 (scale bar 10 µm).

4b. – exine cross-section with columellae of tectum, at higher magnification, SEM (scale bar 2.5 µm).

5. Sparganiaceaepollenites sp. , Hrádek n. Nisou, borehole Hr 42, Late Oligocene/Lower Miocene. Whole grain, general appearance, reticulate tectum with irregular lumina and interrupted muri, SEM × 6 500 (scale bar 10 µm).