|
|
|
|
LEADER |
00818namaa22002535a 4500 |
001 |
13957 |
003 |
AR-RiUNS |
005 |
20171005151048.0 |
008 |
010220t1979 |||a 00 0 eng d |
020 |
|
|
|a 0660101653
|
245 |
1 |
2 |
|a A trilobite zonation of middle ordovician rocks, southwestern district of Mackenzie /
|c Rolf Ludvigsen.
|
260 |
|
|
|a Ottawa :
|b Geological Survey of Canadá,
|c 1979
|
500 |
|
|
|a Bibliografía: p. 48-52.
|
082 |
0 |
|
|a 560.1724
|2 20 ES
|
650 |
|
7 |
|a PALEONTOLOGIA-CANADA
|2 LEMB.1
|
650 |
|
7 |
|a PALEONTOLOGIA-ORDOVICICO
|2 LEMB.1
|
650 |
|
7 |
|a INVERTEBRADOS FOSILES
|2 LEMB.1
|
100 |
1 |
|
|a Ludvigsen, Rolf.
|
490 |
0 |
|
|a Geological Survey. Bulletin
|v 312
|
830 |
|
0 |
|a Geological Survey. Bulletin
|v 312
|
300 |
|
|
|a 98 p.
|b il., diagrs.
|c 28 cm.
|
040 |
|
|
|c AR-RiUNS
|
942 |
|
|
|c LIBRO
|
999 |
|
|
|c 6621
|d 6621
|