0 Lakshminarayana, K. V. Emerson, Kary Cadmus 1978 Evolutionary trend in two sympatric species of Goniocotes (Phthiraptera: Ischnocerophthirina) with remarks on their phylogeny Bulletin of the Zoological Survey of India 1 2 151-156 43915 pdfJournal http://www.phthiraptera.org/Publications/8791.pdf