Meganos Formation
100 distinct taxa, from 285 fossil occurrences the Paleobiology Database records under this name, spanning 59–41 Mya.
California · US
100 taxa · 285 fossils · 59–41 MyaMembers recorded: Margaret Hamilton Sand, Meganos C.
Macrostrat dates this rock 66–56 Ma. Macrostrat’s own record
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4 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
- Pseudocardium meganosensis
- Brachidontes (Brachidontes) cowlitzensis
- Brachysphingus mammilatus
- Polinices (Euspira) nuciformis
- Glycymeris (Glycymerita) major meganosensis
- Microcallista (Costacallista) conradiana meganosensis
- Nuculana (Saccella) gabbii
- Scaphander (Mirascapha) costatus
- Turritella merriami
- Nemocardium (Nemocardium) linteum
- Tellina (Angulus) longa
- Diplodonta (Diplodonta) cretacea
- Miltha (Miltha) meganosensis
- Polinices hornii
- Turritella meganosensis
- Dentalium cooperi
- Drillia hartleyensis
- Mactromeris tejonensis
- Pachecoa (Pachecoa) hornii elusa
- Pitar uvasana marshensis
- Pitaria californiana
- Bulbifusus californicus
- Caryocorbula complicata
- Crassatella meganosensis
- Gari (Gobraeus)
- Pitaria conradi
- Turricula cooperi
- Corbula diaboli
- Ficopsis meganosensis
- Gemmula diabloensis
- Lucinidae
- Molopophorus californicus
- Nucula gabbiana
- Oliva meganosensis
- Solena (Plectosolen) parallelus
- Tivela kelloggensis
- Acteon
- Bonellitia (Admetula) paucivaricata
- Dosiniopsis stewartvillensis
- Lyonsia venturaensis
The 40 most often recorded, of 100.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.