000			00402nam a2200145Ia 4500
008			211109s9999||||xx |||||||||||||| ||und||
082			_a560 _bSHR-P
100			_aShrock, Robert R
245		0	_aPrinciples Of Invertbrate Paleontology
260			_bMcgraw Hill _aTokyo _c1953
300			_a816p.
630			_xGeneral Stack
650			_aPaleontology; paleozoology _vInvertbrate _xZoology
942			_cBOOK
999			_c26034 _d26034