Vegetable Mould and Earthworms, London, 1881.
Zool. Anz. xi. 1888, p. 72.
See Fletcher, P. Linn. Soc. N.S.W. (2) iii. 1889, p. 1542.
In Sitzungs-Ber. Böhm. Ges. 1889, p. 183.
See Dr. Rosa in Ann. Hofmus. Wien, vi. 1891, p. 379.
Vegetable Mould and Earthworms, London, 1881.
Zool. Anz. xi. 1888, p. 72.
See Fletcher, P. Linn. Soc. N.S.W. (2) iii. 1889, p. 1542.
In Sitzungs-Ber. Böhm. Ges. 1889, p. 183.
See Dr. Rosa in Ann. Hofmus. Wien, vi. 1891, p. 379.