<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>47</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">George H. E. Hopkins</style></author></authors><secondary-authors><author><style face="normal" font="default" size="100%">Jean G. Baer</style></author></secondary-authors></contributors><titles><title><style face="normal" font="default" size="100%">Host-associations of Siphonaptera</style></title><secondary-title><style face="normal" font="default" size="100%">First symposium on host specificity amoung parasites of Vertebrates</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">1957</style></year><pub-dates><date><style  face="normal" font="default" size="100%">1957</style></date></pub-dates></dates><publisher><style face="normal" font="default" size="100%">University of Neuchâtel, Switzerland</style></publisher><volume><style face="normal" font="default" size="100%">Institute of Zoology, University of Neuchâtel</style></volume><pages><style face="normal" font="default" size="100%">64 - 87</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><notes><style face="normal" font="default" size="100%">The host distribution of the families and subfamilies of fleas are considered. Their dispersal, speciation, adaption and correlation with host phylogeny are covered in the discussion.</style></notes></record></records></xml>