Some of the animal forms which include tigers, birds, snakes, dragons, cicadas, and water buffalo have been thought to represent shamanistic familiars or emblems that ward away evil.
Similar to the occipital alpha rhythm, electroencephalographic (EEG) signals in the alpha- and beta-frequency bands can be suppressed by movement or motor imagery and have thus been thought to represent the "idling state" of the sensorimotor cortex.
As special manifestations of religious power and as bearers and teachers of the Veda, Brahmans have often been thought to represent an ideal of ritual purity and social prestige.
For much of the 20th century, Leonardo's sketches on Folio 812r of the Atlantic Codex had been thought to represent a vehicle powered by leaf springs on its uppermost surface; indeed, an earlier model on those lines was built in 1953 but did not work.
These findings have been thought to represent a fully resolving diffusion metabolic abnormality without any vaso-occlusion, which could be due to the pathology at the cellular level.
The morphology of these well-known Middle Pleistocene (approximately 400,000 years old) fossils have long been thought to represent a lineage leading to the Neanderthals.
