|
Boardman, Richard S., Cheetham,
Alan H. & Rowell, Albert J. (1987). Fossil
Invertebrates. Blackwell Scientific Publications. Palo
Alto, California.
|
|
Clarkson, E. N. K. (1986).
Invertebrate Paleontology and Evolution. Allen &
Unwin Ltd. London.
|
|
Eldredge, Niles. (1991).
Fossils:The Evolution and Extinction of Species.
Harry N. Abrams, Inc. New York.
|
|
McRoberts, Christopher. (1998).
Laboratory Notes. Invertebrate Paleontology. State
University of New York, College at Cortland.
|
|
Stanley, Steven M. (1993).
Exploring Earth and Life Through Time. W. H. Freeman
and Company. New York.
|