Part 38

PEARSE, A. S.

1910. The Reactions of Amphibians to Light. Proc. Amer. Acad. Arts and Sciences, Vol. XLV, pp. 161-208.

PECKHAM, G. W. and E. G.

1898. On the Instincts and Habits of the Solitary Wasps. Bull. No. 2, Wis. Geol. and Nat. Hist. Surv. pp. 245.

1905. Wasps, Social and Solitary. pp. 311. Boston and New York.

A revised and enlarged edition of the preceding reference.

PIERSOL, W. H.

1909. The Habits and Larval State of Plethodon cinereus erythronotus. Trans. Canadian Inst., Vol. VIII, pp. 469-493.

Contains a useful list of references on Amphibians.

PORTER, J. P.

1904. A Preliminary Study of the Psychology of the English Sparrow. Amer. Jour. Psychol., Vol. XV, pp. 313-346.

1906. The Habits, Instincts and Mental Powers of Spiders, Genera Argiope and Epeira. Amer. Jour. Psychol., Vol. XVII, pp. 306-357.

1906. Further Study of the English Sparrow and Other Birds. Amer. Jour. Psychol., Vol. XVII, pp. 248-271.

Includes the Vesper Sparrow, Cowbird, Common Pigeon, Passenger Pigeon, and Red-headed Woodpecker.

1910. Intelligence and Imitation in Birds, a Criterion of Imitation. Amer. Jour. Psychol., Vol. XXI, pp. 1-71.

Studies of English Sparrow, Cowbird, Snowbird, White-throated Sparrow, Field Sparrow, Bluebird, White-crowned Sparrow, Fox, Song and Tree Sparrows, Blue Jay, Baltimore Oriole, and Crows.

POULTON, E. B.

1896. On the Courtship of Certain Acridiidæ. Trans. Ent. Soc. London, pp. 233-252.

REIGHARD, J.

1903. The Natural History of Amia calva Linnæus. Mark Anniversary Volume, pp. 57-109.

REYNAUD, G.

1900. The Laws of Orientation Among Animals. Smithsonian Report for 1898, pp. 481-498.

RILEY, C. F. C.

1912. Observations on the Ecology of the Dragon-Fly Nymphs: Reactions to Light and Contact. Ann. Ent. Soc. Amer., Vol. V, pp. 273-292.

SCHEFFER, T. H.

1905. The Cocooning Habits of Spiders. Kans. Univ. Sci. Bull., Vol. III, pp. 85-114.

SEITZ, A.

1891. Allgemeine Biologie der Schmetterlinge. Zool. Jahrb., Abth. Syst. Geog. Biol. der Thiere, Bd. V, pp. 281-343.