Palynology of Middle Tertiary lacustrine deposits
Palynology of Middle Tertiary lacustrine deposits
Palynology of Middle Tertiary lacustrine deposits
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216 K. TAKAHASHI & U. JUX<br />
Querco£dites microhenrid (Potonie) Potonie<br />
PI. 22, figs. 12, 15-16.<br />
1931 Pollenites microhenrici Potonie, Sitz. Ber. Ges. Naturf. Fr. Nr. 1 - 3, S. 26, Taf.<br />
1 , Fig. 19c.<br />
1950 Quercoidites microhenrici CR. Pot.), Potonie, Thomson & Thiergart, Geol. lb., 65,<br />
S. 55, Taf. B, Fig. 24-25.<br />
1951 Quercoipoll. microhenrici R. Pot., Palaeontographica, B, 91, Taf. 20, Fig. 63-64.<br />
1953 Tricolpopollenites microhenrici CR. Pot.) Thomson & Pflug, Palaeontographica, B,<br />
94, S. 96, Tat. 11, Fig. 62-110.<br />
1960 Quercoidites microhenrici CR. Pot.) R. Pot., Beih. Geol. lb., 39, S, 93.<br />
1980 Tricolpopollenites microhenrici CR. Potonie 1931) Thomson & Pflug 1953, Thiele-Pfeiffer,<br />
Palaeontographica, B, 174, S. 142-143, Taf. II, Fig. 3-7.<br />
1982 Quercoidites microhenrici CPotonie) Potonie, Takahashi & lux, Bull. Fac. Liberal<br />
Arts, Nagasaki Univ., Nat. Sci., vol. 23, no. I, p. 42, Taf. 4, Fig. 31-34.<br />
1984 Tricolpopollenites microhenrici CR. Potonie 1931) Thomson & Pflug 1953, Mohr,<br />
Palaeontographica, B, 191, S. 76, Taf. 1L Fig. 10. I -10.2; Taf. 12, Fig. 1.1-1. 2.<br />
1984 Tricolpopollenites microhenrici CR. Potonie 1931) Thomson & Pflug 1953, Kirchner,<br />
Pa1aeontographica, B, 192, S. 117, Taf. 6, fig. 12a-b.<br />
1986 Quercoidites microhenrici CPotonie) Potonie, Takahashi & lux, Bull. Fac. Liberal<br />
Arts, Nagasaki Univ., Nat. Sci., vol. 26, no. 2, pp. 129-130, Taf. 22, Fig. 16<br />
20.<br />
Diagnostic characters: Tricolpate pollen <strong>of</strong> ellipsoidal or prolate shape in equatorial<br />
sight. Exine intrabaculate, 0.5-1.7 pm thick; ectexine double as thick as endexine.<br />
Colpi narrow, radially symmetrical, extending parallel to the poles.<br />
Measurments: 21-29 pm X 14 - 20 pm in size.<br />
Width/length ratio: 0.58-0.69.<br />
Stratigraph£c range: Paleocene to Pleistocene in <strong>Middle</strong> Europe.<br />
Germany: Paleocene (Wehmingen); Paleocene-Early Eocene (Antweiler,<br />
Helmstedt); <strong>Middle</strong> Eocene (Helmstedt); <strong>Middle</strong> Eocene-Late Eocene<br />
(Messel bei Darmstadt); Late Eocene-Early Oligocene (Hessen); <strong>Middle</strong><br />
Oligocene (Bergisch Gladbach); Oligocene (Hessen); Miocene (Hessen,<br />
Lower Rhine valley); Pliocene (Frankfurt-Rodelheim,<br />
Dornassenheim,<br />
Frankfurt-Niederrad, Langendiebach, Wallensen); Pliocene/Pleistocene<br />
(Hessen) .<br />
Remarks: This species is smaller than Q. henrici.<br />
Botanical affinity: Quercus.<br />
Genus Cupuliferoidaepollenites Potonie, Thomson & Thiergart 1950
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