Trailing the trilobites
Reveals some of the trilobite's life habits and predators. A map of the United States is used with each specimen to show in what state the fossils were found. Trilobite authors, family names, and orders have been purposely deleted to make this book more readable to the younger student.
Materias
Ediciones (1)
- Trailing the trilobites (1988)
T.T. Johnson · inglés