Definition of Whiterockian. Meaning of Whiterockian. Synonyms of Whiterockian

- The Whiterockian, often referred to simply as the Whiterock, is an earliest or lowermost stage of the Middle Ordovician. Although the Whiterockian or Whiterock...
- Mohawkian Chatfieldian Sandbian Burrellian Gisbornian Turinian Aurelucian Whiterockian Middle Ordovician Darriwilian Llanvirn Llandeilo Darriwilian Darriwilian...
- Georginidae but don't become well established until the beginning of the early Whiterockian Stage (Dapingian) of the Middle Ordovician (Flower 1868,1976) The Georginidae...
- Najaceras is a genus of straight, slender endocerid known only from the Whiterockian age Oil Cr**** Limestone of Oklahoma, introduced and named by Rousseau...
- Spain, Sweden, the United Kingdom, United States; Llandeilo of China; Whiterockian of United States; Dawan of China; Arenig of China. Strophomena amoena...
- that is near the ventral margin. Adamsoceras is known from rocks of Whiterockian age (early Middle Ordovician) in Nevada, the Baltic, Tasmania, and Manchuria...
- named and described (Flower 1968) from the Garden City limestone of Whiterockian age near Logan and northern Utah, including the genotype Williamsoceras...
- Conodonts Paraprioniodus costatus and Leptochirognathus quadratus indicate Whiterockian age. Unconformities separate this formation from the underlying Powell...
- Wutinoceras Temporal range: early Middle Ordovician (Whiterockian) Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum: Mollusca class:...
- the Trempealeauan. The C****inian is followed in North America by the Whiterockian and by the newer ICS Dapingian, given respective durations of 9.8 and...