共 8 条
[1]
BENNINGHOFF W. S., 1962, POLLEN ET SPORES, V4, P332
[2]
BEST JA, UNPUBLISHED
[4]
Mosimann J.E., 1965, HDB PALEONTOLOGICAL, P636
[5]
TAUBER H, 1967, P C INT ASS QUATER R, V7, P131
[6]
TEAKLE L. J. H., 1950, Pap. Fac. Agric. Univ. Qd, V1, P1
[7]
TROELSSMITH J, 1955, DANMARKS GEOL UNDE 4, V3, P1, DOI DOI 10.34194/RAEKKE4.V3.6989