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 Die nachembrj Bntwickelun 



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1874 \ -<• Journ. Linn. B< don, xi . 42 ! 



Mayer, P. I eber Ontogenie und Phylogenie der Insekten. (Jena. 

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Packard, A S. Hints on thi try of insects. < bapter xiii. of 



■• ( >ur ( lommon Ins B 



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Genealogy of tin Uexapoda. (3d Rep I S 1 



immisaion, 295 304, 38 



Insects and the Fertilization of Plants. 



Darwin, C On the various contrivances by which British and 



Foreign Orchids arc fertilized by 1 362. 



Animals and plants under domestication, i., ii. 16 



Differenl forms of Bowers. 1880. 



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Geographical Distribution. 



LeConte, J. L The Coleoptera of Kansas and east* n N< w M< 



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 Packard. A 3. On the Geographical Distribution M 



orado. (Rt. I". B. Geological Survey for 18 

 Th< iphical distribution of the Phal the I B 



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 Some characteris - F the central? I provim 



the U. S. (Amer. Nat., 1878.) Also se raphical map of 



N. A. iu 3d Rep. U. S. Entomological Commu 



