Description of Plates. 
193 
PLATE XXI. 
(Figs. 40-41/.) 
All figures to larger scale except 41?; 
40. Eriococcus araucariae Mask. Antenna of adult ? . 40rt, Anal lobe ; 40/>, tibia and 
tarsus III. 
41. Piito africauus sp. n. 8-jointed, and 41a, 9-jointed form of antennae; 41/>, caudal 
extremity showing position of caudal lobes and spine area ; ilc, portion of spine 
area to larger scale; 41*'?, caudal lobe and half anal ring ; Ale, mentura ; 41/, 
tibia and tarsus I. 
•I 
PLATE XXII. 
(Figs. 42-48a,) 
42. Orthezia insignifi Douglas. Adult ? . 
43. Coccus cacti Goeze. Adult ? ? on Opvntia sp. 
44. Coccus indicus Green. Adult 2 ? on Opiintia monacantha. 
45. Monoylilehus fulleri Ckll. Adult ? (7-2 mm. long) and <^ puparium. 
4G. Icerya purchasi Mask. Adult ? ? with ovisacs. 
47. Icerya seychellaruiii Westw. Adult ? ? with ovisacs. 
48. Icerya cnphorhiae sp. n. Dorsal view of ? . 48a, Lateral view of ^ . 
PLATE XXIII. 
(Figs. 49-49 j.) 
All figures to larger scale except 49. 
49. Monoplilclms fidlcri CkW. Larva, drawn to scale given. 49cr, Antenna of young ? ; 
49?), antenna of prae-pupa ; 49c, antenna case of pupa ; ¥dd, caudal extremity of 
pupa ; 49<?, haltere of c? ; 49/, caudal processes of S ; 49^/, antenna of ^ ; 49/i, 
antenna of adult ? ; 49^', trochanter of ? . 
PLATE XXIV. 
(Figs. 50-5 1?>.) 
50. Aspidoproctiis maximus Newst. Half-grown ? ? . 50a, Adult ? ? ; 50/>», longitudinal 
section of adult ? showing position of " marsupium ""; v.o. ventral orifice. 
51. Aspidoyroctus tricovnis (Newst.). Adult ? on Acacia sp. 51a, Side view. Note waxy 
filaments of larva which became fixed to secretion from dorsal opening. 51/>, Longi- 
tudinal section of same specimen after all young had emerged and nothing but the 
white egg-shells remained. 
