PULVINARIA V1T1S, VAR. RIBESIJC. 57 



Long, without caudal filaments, 1/50-2 mm. 



Ivx pause of wings, > nun. 



Pupa, final stage (PL XLVII, fig. 0), at first dusky 

 yellowish-brown inclining to dull crimson-brown, 

 colour changing with age ; in the final stage it some- 

 what resembles the perfect insect, but is more dusky. 

 Anal segment (PL XLVII, fig. 6 a) with the anal lobes 

 at the extremity of the margin, furnished with one 

 apical hair and several fine short lateral hairs. 

 Genital armature short, triangular ; the caudal setae are 

 not produced, but the secreting glands which surround 

 them are strongly defined. Antennal and leg sheaths 

 clearly articulated, with the respective parts in the 

 adult insect showing through (PL XLVII, figs. 6 /;, 6 c). 



Pupa, first stage (PL XLVII, fig. 5), dusky yellowish- 

 brown, elongate ; anterior leg-sheaths not reaching 

 beyond the head. Anal extremity with the lobes con- 

 verging inwards. 



Second-stage male (PL XLVII, fig. 2) elongate- 

 ovate, the colour resembling the female of the same 

 stage (PL XL VI, figs. 13, 14). Antennae (PL XLVII, 

 fig. 2 a) of seven joints, of which the third and seventh 

 are longest; formula 3, 7 (1, 2, 4), 5, 6. 



Long, 2-2 '25 mm. 



Male puparium (PL XLVII, figs. 1, 4) opaque, 

 glossy white, highest towards the front ; upper carinaa 

 enclosing a narrowly ellipsoidal area attenuated be- 

 hind ; marginal carinae four in number, two in front 

 and two towards the anal extremity. 



Long, 2 mm. 



Larvae pale reddish-yellow, resembling those of 

 various species of Lecanium. 



Habitat. On the three kinds of cultivated currant, 

 and also on Ribes sanguineum ; it occurs most freely 

 on R. nigrum, to which it is often injurious. It 

 is usually abundant where it occurs, but is appa- 

 rently kJcal. Miss Ormerod * gives Huddersfield 



* ' Reports of Observations of Injurious Insects ' for the year 1889, pp. 

 43-49. 



