TY - BOOK AU - Hanson, Earl D. TI - Animal diversity [3rd ed.] T2 - / edited by Carl P. Swanson U1 - 591.38 PY - 1972/// CY - Englewood Cliffs PB - Prentice-Hall KW - Zoology -- Variation KW - Evolution KW - Phylogeny N1 - Sel. Read. : P. 154-156 ER -