| Description | From Mem Inst Oswaldo Cruz, Rio de Janeiro, Vol 92(2): 153-156, Mar-Apr 1997. Also M Charalambous, C A Lowry, S Lowell, A J Shelley and M Arzube - artwork for 'The value of the larval head patters for differentiating Simulium exiguum s.l. and S. gonzalezi (Diptera: Simuliidae) in the onchocerciasis focus of Ecuador' from Bulletin of Entomological Research (1997) 87, 19-24 |