Lawrence Shale
56 distinct taxa, from 132 fossil occurrences the Paleobiology Database records under this name, spanning 323–299 Mya.
Kansas · US
56 taxa · 132 fossils · 323–299 MyaMembers recorded: Ireland Sandstone.
Macrostrat places this rock in the Douglas Group. Macrostrat’s own record
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8 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
- Neuropteris
- Phyloblatta occidentalis
- Ptychocarpus
- Annularia
- Pecopteris (Alethopteris)
- Asterotheca
- Asterophyllites
- Lycopsida
- Odontopteris
- Sigillaria
- Sphenopteris
- Spiloblattina lawrenceana
- Archimylacridae
- Blattodea
- Dictyomylacris multinervis
- Dinoblatta scudderi
- Phyloblatta brevicubitalis
- Tracheophyta
- Aphlebia
- Calamites
- Cordaites
- Phyloblatta separanda
- Sphenophyllum
- Spiloblattina variegata
- Walchia
- Acitheca polymorpha
- Alloiopteris
- Artisia
- Asterotheca miltoni
- Blattinariae
- Blattoidea juvenis
- Caulopteris
- Cordaianthus
- Cordaicarpus
- Corniops mapesii
- Cryptoscorpius americanus
- Cyclopteris
- Dichophyllum moorei
- Dicksonites
- Haenoblattina rarinervis
The 40 most often recorded, of 56.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.