Permian Pfalz Sketch

a really quick rough sketch of the amphibians of the lower permian of Pfalz, Germany. included in the sketch are three species:

Micromelerpeton credneri

Branchiosaurus sp

Sclerocephalus sp

i am planning to color it in... if i work out how to work photoshop CS4.

here is what the drawing is based off of: [link]