754 EXPERIMENT STATION RECORD. [Vol.40 



pyrioides), the boxwood leaf miner (Monarthropalpus bu.ri), an imported 

 willow beetle (Plagiodera versicolora), a European pine sawfiy (Diprion 

 simile), an orcbid plant bug (Tcnthccoris bicolor), and three orchid weevils 

 (Acythopeus [Baridius] orchivora, Chains cnttleyfr, and Diorymellvs la-yi- 

 margo). With the exception of L. rhododcndri and N. amocnus, all of the in- 

 sects mentioned have been recently found in New Jersey. 



Insects of the swamp rose mallow (Hibiscus moscheutos) in New Jersey, 

 H. B. Weiss and E. L. Dickebson (Jour. X. V. Ent. Soc, 27 (1919), No. 1. pp. 

 39-68, pis. 8). — This is a report of studies of insects of the swamp rose mallow 

 growing in nurseries and also on marshes in their natural environment. These 

 include the buprestid beetle (RhaibosceUs tenuis), the adult of which feeds on 

 the leaves and the larva bores in the stem; Connlrachdus fteeunguit, which 

 develops in the seed pods; Apion Mbi&ci, which forms galls at the base of the 

 leaf petiole ; Britches hihisd, which develops in the seeds; Chcetocnema quadri- 

 collis, a flea beetle which infests the leaves; Qelechia hibiscella, which feeds 

 on the leaves or in the seed capsules; TaracJie (Acontia) delecta, which feeds 

 on the leaves; the stalk borer, which infests the stems; and Neolasioptera 

 hibisci, a ceddomyild which forms galls on the stems. A number of other 

 insects of lesser importance are mentioned, including those which infest the 

 stems and leaves and those found in the blossoms. 



Medical entomology a vital factor in the prosecution of the war, W. D. 

 Ptjebce (Proc, Ent. Soc. Wain., 20 (1918), No. 5, pp. 91-10',). 



Two new species of the blattid genus Arenivaga, A. N. Caddexx (Proc. Ent. 

 Soc. Wash.. 20 {1918), No. 7, pp. tS^r-lSl). 



Three species of Anasa injurious in the North, II. M. PAX8ETLE? (Jow. Eeon. 

 V.nt.. 11 (WIS). No. r,. pp. ',71, .',72).— This paper Includes a table for the sepa- 

 ration of A. armigera, A. tristis, and A. repetita. 



The " 17-year locust " in 1919 (V. .9. Dcpt. Agr.. Off. .sec. fire. 127 (1919), 

 pp. 10, fig. l). — This i^ a digest of information from Bureau of Entomology 

 Bulletin 71. previously noted (B. S. R., 19, p. 452). 



The life history and early stages of Calophya nigripennis. II. B. WEISS and 

 A. S. NlCOLAY (Jotir, /.Von. Ent., 11 (1918), No. 6. pp. ',<>7-',71. fig. 1).— This is 

 a brief account of a psyllid which lives exclusively on Rhus copallinum from 

 Connecticut southward to Georgia and Florida. Technical descriptions are 

 given of its life stages, Including four nympb.nl stages. 



The identity of Aphis circezandis, A. C. Raker {Proc. Ent. BOC. Wash., 20 

 (1918), No. G, pp. ISO, 181).- The author concludes that A. circezandis filch is 

 a synonym of A. gossypU Clover. 



Preparing for apple aphid outbreak, II. A. GOSSARD (Mo. Bui. Ohio Sta., 4 

 (1919), X<>. .;, pj). 89-91, fig. f).— This is a brief popular account relating to the 

 three species of aphlds common on apples, namely, the European grain aphis, 

 apple aphis, and rosy aphis, and the measures which may lie taken to combat 

 them. 



Eradication of poultry lice. R. W. Wia.i.s (Washington sta.. West. Wash. 

 Sta. Mo. Bui., 6 (1919), No. 12. pp. 110-112, figs. 4).— This popular account calls 

 attention to and gives directions for the use of sodium fluorid :is a control 

 measure, as described by Bishopp and Wood in Farmers' Bulletin 801, previ- 

 ously noted (E. S. R., 37, p. 357). 



A note on the economic importance of Samia cecropia. 0. N. A in si ir (Pine. 

 Ent. Soc. Wash., 20 (1918), No. 7, pp. 150-152).— The author records the occur- 

 rence of this moth in great abundance in western North Dakota, at one place 

 visited trees having been more or less injured for several years. In the city 

 of Dickinson, N. Dak., a campaign against the post was waged for two or three 



