000			00324nam a2200121Ia 4500
008			140113s9999 xx 000 0 und d
082			_a595.77 J9
100			_a" Vockeroth, J. R."
245			_aA revision of the genera of the syrphini
260			_b"Entomological society of Canada, 1969"
300			_a176p.
942			_cBK
999			_c64354 _d64354