Parasites: A Treatise on the Entozoa of Man and Animals Including Some Account of the Ectozoa
part iii, ‘Proc. Zool. Soc.,’ Feb. 1, 1876, p. 202.--_Marcgrav_, in
his ‘Historia rerum nat. Brasil.,’ 1648, p. 226, and in ‘Rudolphi’s Synopsis,’ p. 186.--_Molin_, “Una Monografia del gen. Spiroptera,” ‘Aus dem Sitzungsb. d. m.-nat. Cl. d. k. Akad. d. Wissensch.,’ Bd. xxxviii, 1859, s. 911, Wien, 1860.--_Whitefield_, in ‘Edin. New. Phil. Journ.,’ edited by Jamieson, 1829, p. 58.