| Collection | Reference | Stratigraphic Name | Comments | Lithology | Age |
|---|
| Denley Limestone, Trenton Gorge | Titus R., Cameron B. (1976) | Trenton - Denley Limestone - Poland | Geisonoceras community, listed as Middle Caradoc/Denmarkian.
M5C according to Brett et al. (2004, Palaeogeography, Palaeoclimatology, Palaeoecology 210: 295– 329). | "shale" | 460.9 - 449.5 Ma
Ordovician |
| Layer 10 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 460.9 - 449.5 Ma
Ordovician |
| Layer 3 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 460.9 - 449.5 Ma
Ordovician |
| Layer 4 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 460.9 - 449.5 Ma
Ordovician |
| Layer 8 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 460.9 - 449.5 Ma
Ordovician |
| Layer 11 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 470 - 458.4 Ma
Middle Ordovician |
| Layer 13 (14) | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | wackestone | 470 - 458.4 Ma
Middle Ordovician |
| Layer 17 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 470 - 458.4 Ma
Middle Ordovician |
| Layer 18 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 470 - 458.4 Ma
Middle Ordovician |
| Layer 19 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 470 - 458.4 Ma
Middle Ordovician |
| Layer 20 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 470 - 458.4 Ma
Middle Ordovician |
| Layer 21 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 470 - 458.4 Ma
Middle Ordovician |
| Layer 22 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 470 - 458.4 Ma
Middle Ordovician |
| Layer 24 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 470 - 458.4 Ma
Middle Ordovician |
| Layer 5 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 470 - 458.4 Ma
Middle Ordovician |
| Layer 9 | Brett C. E., Whiteley T. E., et al (1999) | Rust - Spillway | | lime mudstone | 470 - 458.4 Ma
Middle Ordovician |
