||An Oligochaete Worm Parasitic in Frogs of the Genus Phrynomerus
||Annals and Magazine of Natural History, Series 10, Vol. VI, p. 367-377, October
|| *Annals and Magazine of Natural History, Series 10, Vol. VI, p. 367-377, October 1930. Inscribed copy "With the author's compliments" in ink front cover. First edition. Offprint.