Two new lungworms from North America ruminants and a note on the lungworras of sheep in the United States
Published in Proceedings of the United States National Museum, in 1931, in volume 79, issue 2884, pages 2-5
Date published:1931
Published in Proceedings of the United States National Museum, in 1931, in volume 79, issue 2884, pages 2-5
Date published:1931