"Paleontology In general, specific identification of fossils is more difficult than the
identification of minerals and, ... One of the standard college textbooks in this field
, the book has a large number of drawings of fossils that are useful in ... Principles
of Invertebrate Paleontology, 2nd Edition, Robert R. Shrock and William H.
Twenhofel (1953) McGraw-Hill Book Co., New ... This paperback is designed as
a general reference fo ..."