Simcoe Group
Geology
Formations: Bobcaygeon (8), Bobcaygeon-Verulam (2), Gull River (4), Lindsay (2), Verulam (17)
Lithologies: "shale" (11), siltstone (7), lime mudstone (1), wackestone (7), "limestone" (23), "carbonate" (1)
Paleoenvironments: carbonate indet. (2), shallow subtidal indet. (6), open shallow subtidal (5), lagoonal/restricted shallow subtidal (2), reef, buildup or bioherm (1), deep subtidal indet. (16), transition zone/lower shoreface (1)
Collections
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Caradoc | Canada (Ontario) | (26274 26275 26276 26290) | |
| Turinian | Canada (Ontario) | (26174 26175 26188 26191 89081) | |
| Blackriveran | Canada (Ontario) | (26172 80616) | |
| Kirkfieldian | Canada (Ontario) | (26192) | |
| Shermanian | Canada (Ontario) | (26272) | |
| Chatfieldian | Canada (Ontario) | (26263 26267 26268 26269 26270 26271 26273 26277 192086) | |
| Katian | Canada (Ontario) | (192275 192276 192277 192278 200125 200139 207290 211924 228229) | |
| Edenian - Maysvillian | Canada (Ontario) | (26293 26294) |