Heirlooms or souvenirs: have lice cospeciated with their hosts?

Joint meetings of the American Society of Naturalists (ASN), the Society for the Study of Evolution (SSE), and the Society of Systematic Biologists (SSB). University of Wisconsin, Madison, Wisconsin, USA. June 22-26, 1999. files/1999.VSmith.HeirloomsOrSouvenirs.zip