Guinea Corn Formation
84 distinct taxa, from 480 fossil occurrences the Paleobiology Database records under this name, spanning 84–66 Mya.
Clarendon, Clarendon Parish · JM
84 taxa · 480 fossils · 84–66 MyaMembers recorded: B3 Beds, D Beds, LC1 Beds, A Beds, LC6, Middle C 1, MC 4, Yankee River.
Macrostrat dates this rock 72–68 Ma. Macrostrat’s own record
Loading coastlines…
5 distinct localities, where the rock is now rather than where it was laid down. Tectonics draws the world it belonged to.
When
What has been found
- Thyrastylon
- Bournonia
- Chiapasella radiolitiformis
- Antillocaprina
- Titanosarcolites
- Guanacastea jamaicensis
- Actinacis
- Dictuophyllia conferticostata
- Trechmannites rudissimus
- Trochactaeon (Mexicotrochactaeon) granthamensis
- Plagioptychus zansi
- Actaeonella marchmontensis
- Barysmilia trechmanni
- Acteonella
- Trochactaeon (Mexicotrochactaeon) rossi
- Macgillavryia
- Trochoseris aperta
- Vaughanoseris catadupensis
- Alencasterites mooretownensis
- Distefanella
- Plagioptychus
- Praebarrettia
- Trochactaeon (Mexicotrochactaeon) burckhardti
- Chiapasella
- Pachygyra
- Paracycloseris
- Paracycloseris nariensis
- Parasarcolites
- Ovalastrea
- Tectus
- Turritella
- Actaeonella robinsoni
- Astarte
- Biradiolites
- Brachidontes
- Dasmosmilia
- Dichocoenia anomalos
- Globularia
- Goniopygus
- Hippurites
The 40 most often recorded, of 84.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.