[EK]"Incidental Observations in Pedigree Moth-breeding," F. Merrifield. Transactions Entomological Society, 1889, pt. i. p. 79, et seq.

[EL]Nature, vol. xli. p. 393.

[EM]See Professor Meldola's edition of Professor Weismann's "Studies in the Theory of Descent," and Mr. Cunningham's translation of Professor Eimer's "Organic Evolution."

[EN]See Darwin, "Animals and Plants under Domestication," vol. ii. p. 252.

[EO]See abstract in Nature, vol. xxxiv. p. 515.

[EP]See Nature, vol. xxxvii. p. 557.

[EQ]"Sense-Organs and Perception of Fishes:" Journal of Marine Biological Association, New Series, vol. i. No. 3, p. 225.

[ER]Nature, vol. xlii. p. 201.

[ES]Nature, vol. xxxvi. p. 273.

[ET]Journal of Marine Biological Association, New Series, vol. i. No. 3, p. 235.