129 
PLATE III, 
Fic. wets of eee Round Scale—Aspidiotus ficus, Comst.; magnification, 4°. (After 
erlese, 
Fic. 2.—Larva of same; seen from beneath—(a) succhiatoio or sucking lip, and (b) maxillo- 
mandibulary seta or rostrum; magnification, 12%. (After Berlese.) 
Fie, 3.—Leg of larva of sama, showing (a) tenent hairs; magnification, 32°, (After Berlese.) 
Fic. 4.—Larva (female) of Diaspis sacchari-folii, Zehntner, that has become fixed ; magnification, 
48, (After Zehntner.) 
Fic. 5.—Young female of the same, after first molt, when it becomes nymph No. 1; showing— 
(a) skin of original larva, (b) insect beneath and extending beyond this, and (c) secreted 
shield being formed by latter ; magnification about 2+. (After Zehntner.) 
Fic. 6.—Young female of the same after second molt, when it becomes nymph No. 2; showing— 
(a) skin of original larva, (6) skin of nymph No. 1, and (c) secreted shield in process of 
formation ; magnification, 2, (After Zehntner.) 
Fic. 7.—Female of Round Purple Scale—Aspidiotus ficus, Comst.—distended with eggs; 
magnification, 4°. (After Berlese.) 
Fic. tie " same, immediately subsequent to parturition; magnification, *°. (After 
erlese. 
Fic. 9.—Mouth-organs of Olive Soft Scale—Zecanium olew, Bern.—showing—(a) clypeus, (0) 
hypo-stomal plate, (c) mentum or ‘‘succhiatoio,” and (d) roots of maxillo-mandibulary 
seta or proboscis ; magnification, 74°, (After Berlese.) . 
Fig. 10.—Male of Round Parple Scale—Aspidiotus ficus, Comst.—as seen from above, showing 
(a) abdominal spike enclosing external sexual organs; magnification, 9. (After Berlese.) 
Fic. 11.—Organs terminating abdomen of female of Soft Scale—Lecanium hesperidum, Linné— 
showing (a) rectum withdrawn, (}) anal plates or valves, (c) retractor muscles ; magnifi- 
cation, 4°. (After Berlese.) 
Fic. 12.—The same, showing (a) rectum, (d) protrusible sack, and (c) anal cerci or appendages 3 
(a) and (d) being exserted for the purpose of emitting sugary gum-like fluid ; magnifica- 
tion, 4. (After Berlese.) 
