, ▁The ▁elements ▁of ▁insect ▁an atom y ▁( Com stock ▁Pub . ▁Co ., ▁I th aca , ▁ 1 8 9 9 ). ▁ ▁A ▁list ▁of ▁the ▁bit ing ▁l ice ▁( Mal lo ph aga ) ▁taken ▁from ▁birds ▁and ▁m amm als ▁of ▁North ▁America ▁( G ov ’ t ▁print . ▁off ., ▁Washington , ▁ 1 8 9 9 ). ▁ ▁With ▁Oliver ▁Pe eb les ▁Jenkins ▁( 1 8 5 0 - 1 9 3 5 ), ▁Less ons ▁in ▁nature ▁study ▁( The ▁Whit aker ▁& ▁Ray ▁Company , ▁San ▁Francisco , ▁ 1 9 0 0 ). ▁ ▁With ▁David ▁St arr ▁Jordan , ▁Animal ▁Life : ▁A ▁First ▁Book ▁of ▁Zo ö log y ▁( D . ▁App el ton ▁and ▁Co ., ▁New ▁York , ▁ 1 9 0 0 ). ▁ ▁Element ary ▁zo ology ▁( Hen ry ▁Hol t ▁and ▁Company , ▁New ▁York , ▁ 1 9 0 1 , ▁re ed ited ▁in ▁ 1 9 0 2 ). ▁ ▁First ▁less ons ▁in ▁zo ology ▁( H . ▁Hol t ▁and ▁Company , ▁New ▁York , ▁ 1 9 0 3 ). ▁ ▁With ▁D . S . ▁Jordan , ▁E volution ▁and ▁animal ▁life ; ▁an ▁elementary ▁discussion ▁of ▁facts , ▁processes , ▁laws ▁and ▁theories ▁rel ating ▁to ▁the ▁life ▁and ▁evolution ▁of ▁animals ▁( D . ▁App leton ▁and ▁company , ▁New ▁York , ▁ 1 9 0 7 ). ▁ ▁Dar win