There are 53 matches - here are the first 30 rows
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 312 | J. Sepkoski | Bathyurus-Leperditella biofacies, no formation, Blackriverian and Chazyan, North Chazyan - Ordovician 2-4 - Canada | Ludvigsen (1979) |
| 24617 | S. Holland | District of Mackenzie Bathyurus nevadensis zone Chazyan - Ordovician 2-4 - Canada | Ludvigsen (1979) |
| 24618 | S. Holland | District of Mackenzie Bathyurus granulosus zone Chazyan - Ordovician 2-4 - Canada | Ludvigsen (1979) |
| 24628 | S. Holland | District of Mackenzie Bathyurus ulu zone Blackriveran - Ordovician 4-5 - Canada | Ludvigsen (1979) |
| 24631 | S. Holland | District of Mackenzie Ceraurus gabrielsi zone Blackriveran - Ordovician 4-5 - Canada | Ludvigsen (1979) |
| 25173 | S. Holland | District of Mackenzie, Sunblood Range (Z-211) (coll. Rolf Ludvigsen 1971-1973) Whiterockian - Ordovician 2-4 - Canada | Tremblay and Westrop (1991) |
| 25177 | S. Holland | District of Mackenzie, Sunblood Range (Z-240) (coll. Rolf Ludvigsen 1971-1973) Whiterockian - Ordovician 2-4 - Canada | Tremblay and Westrop (1991) |
| 25285 | S. Holland | Mackenzie Mtns, Sunblood Range, Sunblood Fm. Orthidiella-"Goniotelina" Fauna Arenigian/Llanvirn - Ordovician 2-2-3 - Canada | Ludvigsen (1975) |
| 25296 | S. Holland | Mackenzie Mtns, Mary Range, Sunblood Fm. Orthidiella-"Goniotelina" Fauna Arenigian/Llanvirn - Ordovician 2-2-3 - Canada | Ludvigsen (1975) |
| 25299 | S. Holland | Mackenzie Mountains, Mary Range, Sunblood Fm. Bathyurus sp. 1 Fauna Chazyan/Llandeilo - Ordovician 2-4-3 - Canada | Ludvigsen (1975) |
| 25300 | S. Holland | Mackenzie Mountains, Flood Creek, Sunblood Fm. Bathyurus sp. 1 Fauna Chazyan/Llandeilo - Ordovician 2-4-3 - Canada | Ludvigsen (1975) |
| 25301 | S. Holland | Mackenzie Mountains, Whittaker Range, Sunblood Fm. Bathyurus sp. 1 Fauna Chazyan/Llandeilo - Ordovician 2-4-3 - Canada | Ludvigsen (1975) |
| 25302 | S. Holland | Mackenzie Mountains, Sunblood Range, Sunblood Fm. Bathyurus sp. 1 Fauna Chazyan/Llandeilo - Ordovician 2-4-3 - Canada | Ludvigsen (1975) |
| 25303 | S. Holland | Mackenzie Mountains, Glacier Lake East, Esbataottine Fm Doleroides Fauna Blackriveran/Caradoc - Ordovician 4-5 - Canada | Ludvigsen (1975) |
| 25304 | S. Holland | Mackenzie Mountains, Sunblood Mountain, Esbataottine Fm Doleroides Fauna Blackriveran/Caradoc - Ordovician 4-5 - Canada | Ludvigsen (1975) |
| 25305 | S. Holland | Mackenzie Mountains, Whittaker Range, Esbataottine Fm Doleroides Fauna Blackriveran/Caradoc - Ordovician 4-5 - Canada | Ludvigsen (1975) |
| 25311 | S. Holland | Mackenzie Mountains, Sunblood Range, Esbataottine Fm Doleroides Fauna Blackriveran/Caradoc - Ordovician 4-5 - Canada | Ludvigsen (1975) |
| 25312 | S. Holland | Mackenzie Mtns, Whittaker Range Location 2, Esbataottine Fm Doleroides Fauna Blackriveran/Caradoc - Ordovician 4-5 - Canada | Ludvigsen (1975) |
| 25853 | S. Holland | Southwestern District of Mackenzie, Sunblood Mountain (P-115) (coll. Rolf Ludvigsen 1971-1973) Whiterockian - Ordovician 2-4 - Canada | Tremblay and Westrop (1991) |
| 25857 | S. Holland | Southwestern District of Mackenzie, Flood Creek (G-1425) Whiterockian - Ordovician 2-4 - Canada | Copeland (1974) |
| 25861 | S. Holland | Southwestern District of Mackenzie, Sunblood Range (P-10) (= GSC Loc. No. C-26344 / coll. Rolf Ludvigsen 1971-1973) Whiterockian - Ordovician 2-4 - Canada | Copeland (1974) |
| 25925 | S. Holland | District of Mackenzie, Sunblood Mountain Bathyurus Biofacies (A-220) (= A 220) Blackriveran - Ordovician 4-5 - Canada | Chatterton and Ludvigsen (1976) |
| 25926 | S. Holland | District of Mackenzie, Esbataottine Mountain Bathyurus Biofacies (P-1090) (= P 1090, GSC loc. no. C-26328) Whiterockian - Ordovician 2-4 - Canada | Chatterton and Ludvigsen (1976) |
| 25927 | S. Holland | District of Mackenzie, Esbataottine Mountain Bathyurus Biofacies (P-1127) (= P 1127, GSC loc. no. C-26327) Whiterockian - Ordovician 2-4 - Canada | Chatterton and Ludvigsen (1976) |
| 25928 | S. Holland | District of Mackenzie, Esbataottine Mountain Bathyurus Biofacies (P-1130) (= P 1130, GSC loc. no. C-26326) Chazyan - Ordovician 2-4 - Canada | Chatterton and Ludvigsen (1976) |
| 25929 | S. Holland | District of Mackenzie, Esbataottine Mountain Bathyurus Biofacies (P-1595) (= P 1595, GSC loc. no. C-26313) Blackriveran - Ordovician 4-5 - Canada | Chatterton and Ludvigsen (1976) |
| 102232 | M. Hopkins | Southwestern District of Mackenzie, Flood Creek (G-1745) Whiterockian - Ordovician 2-4 - Canada | Copeland (1974) |
| 102233 | M. Hopkins | Southwestern District of Mackenzie, Flood Creek (G-1825) (coll. Rolf Ludvigsen 1971-1973) Whiterockian - Ordovician 2-4 - Canada | Copeland (1974) |
| 102234 | M. Hopkins | Southwestern District of Mackenzie, Flood Creek (G-1850) (coll. Rolf Ludvigsen 1971-1973) Whiterockian - Ordovician 2-4 - Canada | Copeland (1974) |
| 102236 | M. Hopkins | Southwestern District of Mackenzie, Flood Creek (G-2170) (coll. Rolf Ludvigsen 1971-1973) Whiterockian - Ordovician 2-4 - Canada | Copeland (1974) |