Vol. XXix] ENTOMOLOGICAL NEWS 317 



HEMIPTERA. Butler, E. A.— On the association between the 

 Hemiptera-Heteroptera and vegetation. 8, 1918, 132-6. Davidson, 

 W. M. — Alternation of hosts in economic aphids. 179, xi, 289-94. 

 Ferris, G. F.— Notes on Coccidae. 4, 1918, 221-5. Gibson, E. H.— 

 Notes on the North and Central American species of Acantho- 

 cephala. 4, 1918, 237-41. Gillette, C. P.— The black cherry aphis, 

 Myzus cerasi. 4, 191S, 241. Houser, J. S. — The Coccidae of Cuba. 

 180, xi, 157-74. Luginbill & Beyer— Contribution to the knowl- 

 edge of Toxoptera graminum in the South. 447, xiv, 97-107. Mil- 

 liken, F. B. — Nysius ericae, the false chinch bug. 447, xiii, 571-78. 

 Parshley, H. M. — Hemipterological notes. 5, 1918, 64-5. Shinji, 

 C. O. — .A. contribution to the phj-siology of wing development in 

 Aphids. 198, xxxv, 95-116. Weiss & Dickerson — The early stages 

 of Empoasca trifasciata. 4, 1918, 201-5. 



Baker, A. C. — The dimorphs of species of Chaitophorus [l new]. 

 161, xxxi, 85-88. DeLong, D. M. — Additional records of Tennessee 

 Cicadellidae [6 new]. 143, xviii, 233-42. Drake, C. J. — A new corn 

 insect from California (Corythuca essigi). 179, xi, 385. Ferris, 

 G, F. — The California species of mealy bugs [many new]. 559, 

 Univ. Ser., 77 pp. Gillette & Bragg — Aphis bakeri and some allied 

 species [l new]. 179, xi, 328-33. 



LEPIDOPTERA. Anon.— Relaxing L. 9, 1918, 162. Barnes & 

 McDunnough— Noctuid notes. 4, 1918, 192-5. Bartsch, R. C. B.— 

 The occurrence of Hemileuca lucina in Massachusetts. 540, ii, 47. 

 Beutenmuller, W. — On W. H. Edward's types of Catocala. 540, 

 ii, 44. Blackmore, E. H. — On the validity of Eupithecia hartequi- 

 naria. 4, 1918, 214-5. Caffrey, D. J. — Notes on the poisonous urti- 

 cating spines of Hemileuca oliviae. 179, xi, 363-7. Childs, L. — Cod- 

 ling moth activities at time of total eclipse. 179, xi, 387. McAlpine, 

 W. S. — A collection of L. from Whitefish Point, Michigan. 507, 

 No. 54, 26 pp. Oberthur, C. — Etudes de lepidopterologie comparee. 

 Fasc. XV, 730 pp. Ottolengui, R. — A few missing types located. 540, 

 ii, 49-51. Poulton, E. B. — Mimicry and butterflies. 494, xxi, 372-9. 

 Prout, L. B. — New species and forms of Geometridae. 51, xxv, 

 76-89. Turner, W. B.— Female L. at light traps. 447, xiv, 135-49. 



Braun, A. F. — New species (7) of micro-L. 4, 1918, 229-36. 

 Cassino, S. E. — A new form of Catocala sappho: New species [3] 

 of Catocala. 540, ii, 46-7; 52-4. Comstock, J. A. — Notes on the 

 pola-minuta group of Melitaeas, with description of a new sp. 540, 

 ii, 55 (cont.). Hampson, G. F. — Descriptions of new genera and 

 sps. of Amatidae, Lithosidae, and Noctuidae. 51, xxv, 93-217. 

 Rothschild, L. — Catalogue of Zerynthiinae and allied genera in the 



