The brachiopod and molluscan fauna of the Productus Limestone is describes in detail with a wealth of references. Though only two new genera, Blandfordina (Limidæ) and Palæolecanites ...

A discovery of 470-million-year-old brachiopod fossils has been made in Zigui County, Hubei Province, offering new insights into the ancient ecosystems of the Ordovician period. The find is expected ...

Prophylactic cranial irradiation (PCI) is a type of radiation therapy used to prevent the spread (metastasis) of lung cancer from the lungs to the brain. It is also used in certain types of childhood ...

The independent movements and flexibility of various parts of the skull, called cranial kinesis, are an evolutionary innovation that is found in living vertebrates only in some squamates and crown ...

For biological studies employing rodents, craniotomy is often times performed to enhance image qualities. However, craniotomy is unsuitable for longitudinal studies, where a long-term cranial window ...