-
301
-
302
-
303
-
304
-
305
-
306
-
307
-
308
-
309
-
310
-
311
-
312
-
313
-
314
-
315
-
316
-
317
-
318
Fossil birds from the Oligocene Jebel Qatrani Formation, Fayum Province, Egypt /
Published 1987Government Document Book -
319
-
320
Some tertiary brachiopods of the East Coast of the United States /
Published 1988Government Document Book