Letters to the editor

Abstract

Extract Sir, — Since Rommel et al. ( 1972 Rommel, M. , Heydorn, A. O. and Gruber, F. 1972. Beitrage zum Lebenszyklus der Sarcosporidien. I. Die sporozyste von S. tenella in den Fazes der Katze. Berl. und Münch, tieraztl. Wschr., 85: 101–105. [PubMed] [Google Scholar] ) first found sporocysts in the faeces of cats that were fed oesophageal cysts of Sarcocystis tenella from sheep, knowledge about this and other species of Sarcocystis and of related genera has increased considerably.