BioStor
 | On Three New Trematodes from Reptiles William Nicoll (1911) Proceedings of The Zoological Society of London 1911: 677-686 |
 | XIII.—A trematode from Protopterus H A Baylis (1915) Annals & Magazine of Natural History 16: 85-96 |
 | The helminths parasitic in the Amphibia and Reptilia of Houston, Texas, and vicinity Paul D Harwood (1932) Proceedings of The United States National Museum 81: 1-71 |
 | Lung flukes of snakes, genera Thamnophis and Coluber, in Kansas (1960) Kansas University Science Bulletin 41: 877-890 |