Most of these works are executed in watercolor, acrylic, graphite, pastels, gouache,
ink, and often combinations thereof to achieve the finished image.
A few are digital, or composites of digital and traditional elements.
Full size images are accessible through title or thumbnail.

In this late Devonian forest a tetrapod called Acanthostega sits on a rock. A dragonfly zooms overhead.		Late Devonian Earth
	Death of the Dinosaurs A Tyrannosaurus Rex is feasting on a dead Triceratops. A huge asteroid splashes down in the distance, and will lead to the death of the dinosaurs. In the lower left, a small green Troodon peers around the trunk of a tree. A Tarsier Monkey hangs on tightly to the top of the same tree.
Information on Image Use
Tsunami In 1883, volcanic eruptions at Krakatau triggered tidal waves along the island of Java. Here the tsunami looms above the port town of Anjer.
Permian Extinction		Many of the ocean's creatures perished during the Permian Era. Dead and dying fish, ammonites, sponges, and brachiopods are shown here. A small reptile munches on a dead ammonite.

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