Barse, Ann M.; Bullard, Stephen A. (August 2012). "Redescription and New Host Record of Capsala laevis (Monogenoidea: Capsalidae: Capsalinae) from Gill of Roundscale Spearfish, Tetrapturus georgii (Perciformes: Istiophoridae) in the Northwestern Atlantic Ocean". Journal of Parasitology. 98 (4): 735–745. doi:10.1645/ge-3093.1. ISSN0022-3395. S2CID207251396.
Barse, Ann M.; Bullard, Stephen A. (August 2012). "Redescription and New Host Record of Capsala laevis (Monogenoidea: Capsalidae: Capsalinae) from Gill of Roundscale Spearfish, Tetrapturus georgii (Perciformes: Istiophoridae) in the Northwestern Atlantic Ocean". Journal of Parasitology. 98 (4): 735–745. doi:10.1645/ge-3093.1. ISSN0022-3395. S2CID207251396.
Barse, Ann M.; Bullard, Stephen A. (August 2012). "Redescription and New Host Record of Capsala laevis (Monogenoidea: Capsalidae: Capsalinae) from Gill of Roundscale Spearfish, Tetrapturus georgii (Perciformes: Istiophoridae) in the Northwestern Atlantic Ocean". Journal of Parasitology. 98 (4): 735–745. doi:10.1645/ge-3093.1. ISSN0022-3395. S2CID207251396.