ECOLOGY OF BRONTOSAURS

[1] BERE R, 1966, AFRICAN ELEPHANT

[2] Bird Roland T., 1944, NAT HIST [NEW YORK], V53, P60

[3] Brown B., 1941, Natural History New York, V48, P290

[4] DUNBAR CO, 1969, HISTORICAL GEOLOGY

[5] GILLIARD ET, 1960, LIVING BIRDS WORLD

[6] GREGORY WK, 1929, US GEOL SURVEY MONOG, V55, P703

[7] LYDEKKER R, 1922, ROYAL NATURAL HISTOR

[8] Osborn H.F., 1910, AGE MAMMALS

[9] Ostrom J.H., 1966, MARSHS DINOSAURS

[10] OSTROM JO, 1962, POSTILLA, P62

[1] BERE R, 1966, AFRICAN ELEPHANT

[2] Bird Roland T., 1944, NAT HIST [NEW YORK], V53, P60

[3] Brown B., 1941, Natural History New York, V48, P290

[4] DUNBAR CO, 1969, HISTORICAL GEOLOGY

[5] GILLIARD ET, 1960, LIVING BIRDS WORLD

[6] GREGORY WK, 1929, US GEOL SURVEY MONOG, V55, P703

[7] LYDEKKER R, 1922, ROYAL NATURAL HISTOR

[8] Osborn H.F., 1910, AGE MAMMALS

[9] Ostrom J.H., 1966, MARSHS DINOSAURS

[10] OSTROM JO, 1962, POSTILLA, P62