000 00310nam a22001217a 4500
082 _a592
100 _aBarnes, Robert D.
245 1 0 _aInverterate zoology
_cRobert D. Barnes
250 _a2nd edition
260 _aLondon :
_bW. B. Saunders Company,
_c1968.
300 _ax, 743p. ;
_c22 cm.
650 _aZoology
999 _c420271
_d420206