Can anyone please tell me which is the best identification keys to use for identifing equine third stage (L3) larvae. -- Francois Dreyer Western Cape Provincial Veterinary Laboratory Private Bag X5020, Stellenbosch, 7599 SOUTH AFRICA Tel: +27-21-887-0324 Fax: +27-21-886-5341 francois at vetlab8.agric.za