Dhruma Formation
438 distinct taxa, from 3,136 fossil occurrences the Paleobiology Database records under this name.
The Paleobiology Database files this name in 2 countries. That can be one body of rock crossing a border, or two rocks that happen to share a name. The database does not say which, so nothing below is added across them.
Oregon, Riyadh · SA
432 taxa · 3,128 fossils · 171–162 MyaFiled under the Shaqra Group. Members recorded: Hisyan Mb., Middle, Atash Mb., Lower, Upper, D7 Hisyan, Dhibi Lst., Atash Mb.2a, Atash Mb.3, D3, Hisyan Mb.1a, Atash.
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89 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
- Nautiloculina
- Pseudomarssonella
- Burmirhynchia moulani
- Actinostreon gregarea
- Arabatia bihinensis
- Bothryopneustes
- Trocholina
- Daghanirhynchia subversabilis
- Eudesia (Sphriganaria) cardioides
- Acrosalenia
- Gryphaea costellata
- Eudesia (Sphriganaria) magharensis
- Protocardia
- Homomya gibbosa
- Pholadomya lirata
- Burmirhynchia
- Arcomytilus
- Trigonia pullus
- Chlamys
- Thracia
- Cytherella
- Eligmus
- Riyadhella
- Parallelodon hirsonensis
- Inoperna
- Burmirhynchia termierae
- Ceratomyopsis arabica
- Nucula (Palaeonucula) cuneiformis
- Pholadomya (Bucardiomya) protei
- Chlamys curvivarians
- Daghanirhynchia daghaniensis
- Pseudocidaris
- Burmirhynchia athiensis
- Ermoceras
- Neocrassina
- Praekurnubia
- Pseudisocardia macfadyeni
- Actinostreon marshi
- Amicytheridea
- Ceratomya excentrica
The 40 most often recorded, of 432.
Recorded under country code EG
8 taxa · 8 fossils · 168–165 MyaMembers recorded: Kehailia.
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1 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
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.