12 BULLETIN 421, U. S. DEPARTMENT OF AGRICULTURE. 
(12) Bagnall, R. S. 
1909. On the Thysanoptera of the Botanical gardens, Brussels. In Ann. Soc. 
Ent. Belg.. v. 53, p. 171-176. April 30. 
Records this species as being equally common with Heliothrips haemorrhoidalis and var. abdomi- 
nalis at Antwerp and Brussels, Botanical gardens, p. 174. 
(13) Bagnall, R. S. 
1911. Notes on some new and rare Thysanoptera (Terebrantia), with a prelimi- 
nary list of the known British species. In Jour. Econ. Biol. v. 6, no. 1, 
p. 11. Feb. 16. 
Lists its occurrence in the British Isles, p. 10. 
(14) Moultox, Dudley. 
1911. Synopsis, Catalogue, and Bibliography of American Thysanoptera, with 
Descriptions of New Species. U. S. Dept. Agr. Bur. Ent. Tech. Ser. 
no. 21. 56 p., 6 pi. June 13. 
(15) SCHILLE. FRIEDRICH. 
1912. Materialien zu einer Thysanopteren- (Blasenfiisse) und Collembolen- 
fauna Galiziens. In Ent. Ztschr., Jahrg. 25, no. 46, p. 240-242. 
Feb. 10. 
Mentions occurrence in greenhouses with Heliothrips haemorrhoidalis, hut not as common, 
p. 240. 
(16) Hood, J. D. 
1914. Two Porto Rican Thysanoptera from sugar-cane. In Insecutor Insci- 
tiae Menstruus, v. 2, no. 3, p. 38-41. 1 fig. March. 
Records occurrence on sugar cane at Rio Piedras, Porto Rico, and gives four new localities in 
the United States, p. 38. 
(17 ) Bagnall, R. S. 
1915. Brief descriptions of new Thysanoptera. In Ann. and Mag. Nat. Hist., 
ser. 8, v. 15., p. 315-324. June. 
Record of collections in German East Africa and on banana palm, in company with Heliothrips 
haemorrhoidalis in Spain, p. 317. 
(18) Foster, S. W., and Jones, P. R. 
1915. The Life History and Habits of the Pear Thrips in California. U. S. 
Dept. Agr. Bui. 173. 52 p., 14 figs. April 13. 
Records the parasite Thripoctenus russelli Crawford ovipositing in Heliothrips few oralis Renter. 
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