Many British stratigraphers have historically used the first occurrence of the ammonite Psiloceras planorbis to indicate the base of the Jurassic, but elsewhere in Europe two other psiloceratacean ammonites appear before P.

But some of this awareness has indirect objects that are not mental ; some introspection is also extraspection.

Actifans end up feeling they're being forced to pay for other people's good time and realize the mere attendance of these other-media fans means they will have to pay (through increased membership fees) for things SF Worldcons once got for free.

In this spiral movement, the psyche-spirit of the painter, in itself already an expression of trans-subjective psychic involvment, is embroidered by a passionate actively-passive fascinance.