Mancos Shale
332 distinct taxa, from 1,488 fossil occurrences the Paleobiology Database records under this name, spanning 101–72 Mya.
Arizona, New Mexico, Wyoming, Utah · US
332 taxa · 1,488 fossils · 101–72 MyaMembers recorded: lower shale, Semilla Sandstone, Juana Lopez, Rio Salado Tongue, middle shale, Ferron Sandstone, D-Cross, Clay Mesa, Carlile, Rio Salado, upper shale, Tres Hermanos.
Macrostrat dates this rock 96–75 Ma. Macrostrat’s own record
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95 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
- Inoceramus
- Inoceramidae
- Lucina
- Mytiloides
- Pycnodonte
- Ostrea congesta
- Phelopteria
- Ammonoidea
- Mytiloides opalensis
- Spathites puercoensis
- Inoceramus (Inoceramus) pictus
- Drepanocheilus
- Ostreidae
- Corbula
- Mecaster batnensis
- Romaniceras (Romaniceras) mexicanum
- Ptychodus decurrens
- Camptonectes
- Coilopoceras springeri
- Exogyra
- Sciponoceras
- Turritella
- Coilopoceras colleti
- Placenticeras
- Solemya
- Cretoxyrhina mantelli
- Gryphaeostrea
- Entolium
- Mytiloides stantoni
- Watinoceras
- Astarte
- Prionocyclus hyatti
- Prionocyclus macombi
- Pseudoperna
- Ptychodus mammillaris
- Scaphites (Scaphites) whitfieldi
- Bivalvia
- Coilopoceras inflatum
- Cretalamna appendiculata
- Discinisca
The 40 most often recorded, of 332.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.