共 45 条
[31]
Two rare trilobites from the Tremadoc Leimitz Shales, Germany
[J].
ALCHERINGA,
1979, 3 (01)
:63-72
[33]
STUBBLE CYRIL JAMES, 1959, QUART JOUR GEOL SOC LONDON, V115, P145
[34]
STUBBLEFIELD C. J., 1926, JOUR LINN SOC LONDON ZOOL, V36, P345
[35]
Cephalic sutures and their bearing on current classifications of trilobites
[J].
BIOLOGICAL REVIEWS OF THE CAMBRIDGE PHILOSOPHICAL SOCIETY,
1936, 11 (04)
:407-440
[36]
Walcott C.D., 1908, SMITHSONIAN MISCELLA, V53, P13
[37]
WESTERGAARD AH, 1922, SVERIG GEOL UNDERS C, V18
[38]
WESTERGARD A. H., 1948, SVERIGES GEOL UNDERSOKN SER C, V498, P1
[39]
Westergard A. H., 1936, Sveriges Geologiska Undersokning Arsbok, VC 30, P1
[40]
WHITTINGTON H. B., 1966, J PALEONTOL, V40, P696