Paleozoic sea life. Watercolor on paper.
Pencil sketches of brachiopods, corals, trilobites, belemnites, and criniods that were meant to be spot illustrations for the kid's book.
An early version of the Cretaceous coastal California scene with the hadrosaur Saurolophus. Pastel on toned paper.Â
The final version of Saurolophus, watercolor on paper. Euoplocephalus is to the right, and a Hypsolophodontid is to the left.
Quick sketch of an Edmontosaurus skeleton relative to a human. Ballpoint pen on paper. A spot illustration that did not make it into the book.
Triceratops pencil sketch in a loose style, meant to be a spot illustration for the children's book.
The pterosaur Pterodactylus, quixck loose sketch in pencil on paper, for the children's book.
The Ceratopsian Monoclonius along a California coastal trail where an imaginary "back-in-time" trail takes choldren to view the landscape.
Plesiosaur sketch.
An earlier version in progress of an Oligocene scene with three-toed horses and sabercat. Pastel on toned paper.
The final version of the Oligocene landscape, based on the Brule Formation in part. Watercolor on paper.
Early version of a Lower Miocene scene, unfinished. Pasten on toned paper.
Rancholabrean scene at the huge waterfall at the Golden Gate, when a mighty river poured through onto the dryland coastal plain present as the coast was farther out into the Pacific Ocean continetal shelf during the Ice Age. Columbian mammoths, Bison antiquus, Equus occidentalis, and Camelops hersternus , as well as teratorns, inhabit the scene. A California ground squirrel looks on. Watercolor on paper, paonted in a playfyl manner for the children's book.
Illustration for the children's book of California grizzly, tule elk, and an Ohlone village 1,000 years ago in the San Francisco Bay Area. Watercolor and gouache on paper.