JOURNAL 



JDffo ]9ork ^nfomofogiral gcripfg. 



Vol. XVI. DECEMBER, 1908. No. 4. 



COCCID^E OF THE CONIFERS. SUPPLEMENT 

 NO. i. DESCRIPTION OF TWO NEW SPECIES. 



By George A. Coleman, 

 Sisson, California. 



(With Plates IV and V.) 



Pseudococcus cupressi, new species. (PI. IV, Figs. 1-4.) 



Female and Ovisac. Length 6 mm., width 3.5 mm.; color olive-brown; body 

 sparsely covered with white powdery wax; margins with tufts of same ; last abdom- 

 inal segment with large tuft on either side of anal ring ; a wax cylinder about .5 

 mm. in length protruding from above anus; dorsal surface marked by two dorso- 

 median and marginal rows of large black spots at each segmental margin. Formula for 

 antennal segments: 3, 4, 8 (2, 5) (1, 6), 7; third largest, seventh shortest. Legs 

 2 mm. in length, reaching slightly beyond margin of body when walking. 



Young. Olive-gray in color; length 9 mm., width .52 mm. Antennae 7- 

 jointed, length .5 mm., third joint longest. 



Egg — in whitish waxy cocoon — 45 11 long and 30// wide. 



Adult Male. Length, head and body, 3 mm., wing 3.5 mm., antennae 3.5 mm., 

 caudal appendages 3 mm. Color : body dark gray with lighter margins, head and 

 thorax black, antenna gray-black, legs similar to antennre, wings smoky, caudal 

 appendages white. Antenna; io-jointed, sixth joint longest. 



Life History. This species was discovered by the author on the 

 Monterey cypress (Cupressus macrocarpa) at Cypress Point, near Pa- 

 cific Grove, California, January 25, 1904. The female and young 

 spend most of their lives clustered about the base of cypress cones, 

 living on the sap which exudes from the base of the cone. The female 

 begins to spin wax for her egg-sacs early in January and the eggs are 

 deposited in the latter part of January or in February. The males 



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