no. 7 protective adaptations mcatee 1 63 



Lugger, Otto. 



1895. [Enemies of the chinch bug.] Bull. 27 ^ Minnesota Agr. Exp. Sta., 

 pp. 178-179. Birds, reptiles, frogs, toads; some specified. 



MacAndrews, a. H. 



1923. Some notes on the natural control of the pine bark aphid (Chermes 

 pinicorticis Fitch) in New Brunswick, 1922. Proc. Acadian Ent. 

 Soc, vol. 8, 1922, pp. 52-56. A coccinellid exerted from 75 to 90 per 

 cent of the natural control, and a syrphid fly and ant-lion the 

 remainder. 



Marlatt, C. L. 



1907. The periodical cicada. Bull. 71, U. S. Bur. Ent., 181 pp., 6 pis., 

 68 figs. Natural enemies include dipterous, hymenopterous, and 

 mite egg parasites, tachinid parasites of the adult, wasps, birds, 

 squirrels, fishes; in some cases birds ate the insects as fast as they 

 emerged. 



McAtee, W. L. 



1907. Birds that eat scale insects. U. S. Dep. Agr. Yearbook, 1906, pp. 



189-198. Fifty-seven species of birds are recorded as feeding upon 

 scale insects. 



1913. Relation of birds to [an outbreak of] grain aphides. U. S. Dep. 

 Agr., Yearbook 1912, pp. 397-404. Spring migrant birds on about 

 100 acres of grainfields in North Carolina destroyed about 1,000,000 

 grain aphids daily. 



1918. Bird enemies of tree hoppers (Membracidae). The Auk, vol. 35, 

 no. 3, pp. 373-374, July. Treehoppers identified in the stomachs of 

 more than 120 species of birds, as many as 26 individuals being 

 found in a single stomach. 

 McGregor, E. A. 



1927. Lygus clisus: a pest of the cotton regions in Arizona and California. 

 Techn. Bull. 4, U. S. Dep. Agr., 14 pp., 7 figs., July. Bugs of genus 

 Lygus have been found in stomachs of 26 species of birds ; Re- 

 duviidae and spiders also noted as enemies (p. 8). 

 Moxtizambert, Eric. 



1908. Lampyrids and aphids. Can. Ent., vol. 40, no. i, p. 36, Jan. Tclc- 



pJionts carol inns extirpating colonies of Siphonophora rudbeckiac 

 (a red aphis). 



Mozxette, Geo. F. 



1915. Notes on the brown lace-wing (Hcmcrobhis pacificiis Bks.). Journ. 

 Econ. Ent., vol. 8, no. 3, pp. 350-354, pi. 15, June. Number of 

 aphids devoured daily by each of five larvae varied from 24 to 27. 

 Captive. 



Myers. J. G. 



1927. The natural enemies of Dysdcrcus. Ann. Ent. Soc. Amer., vol. 20, 

 no. 3, pp. 290-294, Sept. In an article entitled " Ethnological Obser- 

 vations on some Pyrrhocoridae of Cuba," the author reports on 

 observations, published records, and experiments with natural 

 enemies of Dysdcrcus. The actually observed enemies are spiders, 

 pseudoscorpions, thrips (the eggs), tachinid flies, reduviid and 

 other bugs, lizards, and birds. 



