MILIOLIDAE - Acta Palaeontologica Polonica

MILIOLIDAE FROM MIOCENE OF POLAND 45
Distribution. - Poland: Upper Tortonian (Benczyn, Bogoria, Bogucice,
Brzeznica, Gieraszowice, Rybnica, W~glinek, Zabawa). USSR: Lower and
Upper Tortonian, the southwestern border of the Russian Platform; Lower
Tortonian, the West Ukraine.
+ Quinqueloculina buchiana d'Orbigny, 1846
(PI. IV, Figs 1 a-c, 2 a, b, 3 a, b, 4; Text-figs 11/2,3; 12-14)
1846. Quinqueloculina buchiana d'Orbigny; A. d'Orbigny, p. 289, PI. 18, Figs 10-12.
1846. Quinqueloculina ungeriana d'Orbigny; ibidem, p. 291, PI. 18, Figs. 22-24.
1868. Quinqueloculina ungeriana d'Orbigny var. stenostoma Karrer; F. Karrer, p. 141,
PI. 2, Fig. 3.
1952. Miliolina ungeriana (d'Orbigny); A. K. Bogdanowich, p. 110, PI. 10, Fig. 2.
1959. Miliolina ungeriana (d'Orbigny); M. Stancheva, p. 244, PI. 4, Fig. 5.
1961. Quinqueloculina ungeriana d'Orbigny; V. J. Didkovsky, p. 38, PI. 6, Fig. 3.
Material. - About 500 QS and about 100 MS (ColI. No. F-105, Sec.
No. 79, 80, 82, 84, 94-96, 109, 210-212, 214, 215, 217-224).
Dimensions: QS - L 0.80-2.45; B 0.65-2.20; T 0.4-0.9; MS­
L 1.95-3.50; B 1.70-3.20; T 0.5-0.8.
Description. - QS nearly circular, triangular or trapezoid in crosssection,
periphery acute and keeled; chambers broad, flat, middle chamber
Imm
Fig. 11. Growth-lines on chamber edges of different species: 1-Quinqueloculina
anagallis MS sp. n. showing growth-lines as in Q. haidingeri MS d'Orbigny; 2­
Quinqueloculina buchiana QS d'Orbigny resembling "Quinqueloculina ungeriana stenostoma"
Karrer; 3 - Quinqueloculina buchiana QS d'Orbigny resembling "Quinqueloculina
ungeriana" d'Orbigny; 4 - Quinqueloculina anagallis QS sp. n. with growthlines
as in Q. buchiana and with striae as in Q. anagallis.