共 49 条
[2]
ANDERSON GORDON J., 1963, MICROPALEONTOLOGY, V9, P305, DOI 10.2307/1484752
[3]
BANDY ORVILLE L., 1950, JOUR PALEONTOL, V24, P269
[5]
COAN EV, 1971, VELIGER S, V14
[6]
COLLIER AJ, 1902, 2 US GEOL SURV PROF
[7]
Cushman J. A., 1940, Allan Hancock Pacific Expeditions 1932-40 Los Angeles, V6, P145
[8]
CUSHMAN JA, 1939, 191 US GEOL SURV PRO, P1
[9]
CUSHMAN JA, 1948, 23 CUSHM LAB FOR RES
[10]
CUSHMAN JA, 1930, US NATIONAL MUSEUM P, V77