46 



CALIFORNIA ACADEMY OF SCIENCES. [Proc. 3D Ser. 



This paper was prepared in the Entomological Laboratory 

 of Stanford University, under the direction of Professor 

 V. L. Kellogg. 



II. Descriptions of New Species and Identification 

 OF Old Species. 



Family COCCID.^. 



Subfamily MONOPHLEBIN^. 



Genus Monophlebus Leach. 



I. Monophlebus burmeisteri (?) West-wood. 



Monophlebus burmeisteri Westwood, Arcana Entom., 1841, i, 22, 4. 

 SiGNORET, Essai, 1875, p. 364. Maskell, Trans. & Proc. New Zealand 

 Inst., Vol. XXIX, 1896, p. 327. 



Four specimens of this species were found by the author 

 in Hikosan, Kiushiu. The name of the host is unknown. 

 Previous to this A. Koebele had found it on Pinus sp., in 

 Yokohama. 



2. Monophlebus corpulentus, sp. nov. 



Plate VII, Figs. 1-3. 



Adult Female.— Color brownish, legs and antennae black, thinly covered 

 with a white cottony secretion which is thicker on the ventral aspect. Ellip- 

 tical in form, thick, segments distinct. Size of the largest specimen 16 mm. 

 long, 7 mm. wide. When examined with compound microscope the skin 

 shows a dense pubescence of short and long hairs, and many round pits. 

 Antennse nine-segmented, 1.6 mm. long; formula, 9, 5, (i, 2, 4, 6, 3) (7, 8); 

 each segment bearing several rather long hairs. The measurements of the 

 antennal segments are as follows: — 



Rostral loop long; mentum conical, dimerous. Legs subequal, stout; ante- 

 rior pair smaller than posterior pairs; coxa wider than long; trochanter 

 triangular in shape; femur very thick, outer margin convex, shorter than 



