共 41 条
[1]
ASHLEE TR, 1932, NW SCI, V6, P69
[2]
BAGHAI NL, 1983, THESIS U IDAHO MOSCO
[3]
BEAN WJ, 1919, GARD CHRON, V65, P128
[4]
BEAN WJ, 1908, GARD CHRON, V44, P429
[5]
Berry E. W., 1941, Torreya, V41, P82
[6]
Berry E. W., 1907, B TORREY BOT CLUB, V34, P185, DOI [10.2307/2479239, DOI 10.2307/2479239]
[7]
Berry E. W., 1923, TREE ANCESTORS GLIMP
[8]
BERRY EW, 1929, US GEOL SURF PROF H, V154, P225
[9]
BROWN ROLAND W., 1935, JOUR PALEONTOL, V9, P572
[10]
CRISTOFOLINI GIOVANNI, 1967, G BOT ITAL, V101, P317