00233nam a22000977a 4500003000400000008004100004082001600045100001900061245003600080260001900116OSt230804b        |||||||| |||| 00| 0 eng d  a595.7bS59P  aSnodgran, R.E.  aPrinciples of Insect Morphology  bT.M.H.edc1935