284 ENTOMOLOGICAL NEWS [xxxii,'21 



ORTHOPTERA. Blackbourn, B. Some observations on man- 

 tids. With special reference to the reproduction of lost limbs. (Vic- 

 torian Nat., xxxviii, 30-3.) Uvarov, B. P. A revision of the genus 

 Locusta (== Pachytylus), with a new theory as to the periodicity and 

 migrations of locusts. 22, xii, 135-63. 



HEMIPTERA. Barber, G. W. Cicadella gothica a correction. 

 5, xxviii, 130. Borden, A. D. A biological study of the red date- 

 palm scale, Phoenicoccus marlatti. 59, xxi, 659-68. Ferris, G. F. 

 Report upon a collection of Coccidae from Lower California. (Standf. 

 Univ. Publ., Biol. Ser., i, 1)1-132.) Morrison, H. Red date-palm 

 scale, Phoenicoccus marlatti: a technical description. 59, xxi, 669-70. 

 Osborn, H. Homoptera of Florida. 39, v, 1-19. 



Knight, H. H. Monograph of the North American species of 

 Deraeocoris. (Univ. Minnesota, Tech. Bull., i.) 



LEPIDOPTERA. Comstock, J. A. Studies in Pacific coast L. 

 Early stages of Euphydrys sierre. (Bui. S. Cal. Ac. Sci., xx, 46-7.) 

 Draudt & Seitz. Die Grossschmetterlinge der Erde. Fauna Amer., 

 Lief. 122-123. Haldy, B. Lleber schutzfarbung bei Arctia caja, und 

 einigen anderen bombyciden. (Zool. Beobachter, 1920, 137-43.) 

 Jones, F. M. Pitcher plants and their moths. (Nat. Hist., Jour. 

 Amer. Mus. Nat. Hist., xxi, 297-31(5.) Meyrick, E. Exotic micro- 

 lepidoptera. ii, 417-48. 



Barnes & Lindsey. The Pterophoridae of America, north of Mex- 

 ico. 46, iv. 281-478. Bird & Jones. A new Papaipema from Dela- 

 ware. 4, liii, 137-39. 



DIPTERA. Alexander, C. P. The crane-flies of New York. 

 Part II. Biology and phylogeny. (Cornell Univ., Mem. 38, pp. 

 (595-1 133.) Diptera-Tipulidae from Juan Fernandez. (Nat. Hist. 

 Juan Fernandez & Easter Isl., iii. Zool., 25-27.) Becker, Hermann, 

 Riedel, & Sack. Dr. L. Zurcher's dipteren-ausbeute aus Paraguay: 

 Dolichopodidae, Mydaeiden und Asiliden, Tipulidae, Syrphiden. Ill, 

 1921, A, 3, 114-49. Bezzi, M. II genere Lasicpogon Loew. 23, xi, 

 250-81. Bishopp & Laake. Dispersion of flies by night. 59, xxi, 

 729-66. Cunliffe, N. Preliminary observations on the habits of Osci- 

 nella frit. 72, viii, 105-134. Duncan, F. M. On the presence of two 

 spermathecae in the rare mole flea (Hystrichopsylla talpae) and the 

 flea as distributor of a tyroglyphid. (Jour. R. Microscop. Soc., 1921, 

 245-7.) Frey, R. Mitteilungen ueber Suclamerikanische dipteren. 

 (Ofv. Finska Vet. Soc. Forh. Ix, A, No. 14.) Laake, E. W. Dis- 

 tinguishing characters of the larval stages of the ox-warbles, Hypo- 

 derma bovis and H. lineatum, with description of a new larval stage. 

 59, xxi. 439-57. Rothschild, N. C. Siphonaptera from Juan Fernan- 



