162 Journal New York Entomological Society, jvoi. xvii. 



This species is closely allied to D. calccolaricv Mask, in general 

 form, but differs in having long and rather slender antennae and legs. 

 The anal ring is also much smaller than that of D. calceolaria:. 



19. Dactylopius (Pseudococcus) ananassae, new species. (PI. X. Figs. 6-9.) 

 Adult Female. — Broadly oval in form ; reddish brown in color ; covered 



with white powder ; abdominal segments distinct. Antennae very long ; 8- 

 jointed, joint eight the longest, joint one always very broad; formula 8, 3, 

 (i, 2), 7, 6, s, 4; each joint with many strong hairs. Legs subequal, very 

 stout, hairy ; tarsus much shorter than tibia ; claw large, curved ; digitules 

 of tarsus long hairs, those of claw could not be recognized by the writer. 

 Anal lobes distinct, each lobe with one long and a few fine hairs ; anal ring 

 with six prominent hairs. Dorsum with fine hairs and many small circular 

 spinnerets. Length about 3 to 4 mm., width about 2 to 2.5 mm. 



On pineapple. 



This species closely resembles in form and general characters of 

 antennae and legs D. bro)iicliar Brom., but the latter is much smaller. 



20. Lecanium (Saissetia) sideroxylium, new species. (PI. XL Figs. 10-17.) 

 Adult Female. — Suboval in form, anterior edge slightly narrowed, convex. 



Dorsum with a slight median ridge. Color chestnut brown, almost black. 

 Antenna; usually 8-, sometimes only 7-jointed; third joint the longest, fifth 

 joint the shortest; last few joints with many long hairs; formula 3, (8, 4), 

 2, 6, 7, I, 5. Legs well-formed, subequal, slender; tibia and tarsus almost- 

 equal in length ; claw and digitules normal. Stigmatic cleft deep, with three 

 spines, one long and two short ; marginal spines rather large, flattened at 

 extremity, the flattened edge deeply emarginate. Anal cleft deep, the two 

 edges almost united ; anal plates large, outer angle round, four large and long 

 spines near inner angle and two short ones near apex. Derm closely covered 

 with a conspicuous tessellation of irregularly polygonal cells, each with a 

 median pale oval spot and a minute translucent pore in the center. Length 

 about 4 mm. 



On Sidcroxylon fcrrugincum. 



This species is distinguished from L. iiigniiii Niatn., by a median 

 ridge on the dorsum and by the shape of antennae. 



21. Lecanium (Saissetia) pseudonigrum, new species. (PL XL Figs. 18-22.) 

 This species is allied to L. itigriim. but differs in the following charac- 

 ters : Very flat, margin sinuous, a slight median ridge and many transverse 

 wrinkles. Length about 3.5 mm. Antennae 7-jointed; joint four the longest; 

 formula 4, 3, 7, 5, 2, i, 6. 



On " Shirotsugi." 



22. Lecanium (Coccus) celtium, new species. (PL XIL Figs. 23-26.) 

 Adult Female. — Elongate in outline, convex ; pale brown or yellowish 



brown in color. Antennae and legs well-formed, but small. Antenna 8-jointed ; 



