OF WASHINGTON. 135 



lateral groups of paragenital pores merging more or less, 

 with 35 to 40 pores on either side, .y.curculiginis Green. 

 Median and lateral lobes of the same general character, laterals 

 merely decreasing in size; plates resembling trilobiti- 

 formis and duplex. 

 Adult female oval, not twice as long as wide; paragenitals 

 numerous, arranged in a continuous mass of 50 to 75 

 pores on either side; patch distinctly tessellated; para- 



physes variable, i. e., present or absent 8. pceonice Ckll. 



Adult female twice as long as wide; paragenitals wanting; 

 patch present but not distinctly tessellated; paraphyses 



minute 9. greeni, n. sp. 



Plates wanting; lobes all of the same general character, laterals 

 merely decreasing in size. 

 Paraphyses wanting; no paragenitals. 



Constriction sharply marked, dorsal pores minute and 

 limited to pygidium. 

 Median lobes separated; second and third lobes mere 



teeth 10. eucalypti Maskell. 



Median lobes contiguous along inner border, oblique 

 exteriorly, giving the appearance of one lobe, 



II. junctiloba Green (MS?). 



Constriction not sharply defined, rounded; dorsal pores 



large and numerous and occurring on all the abdominal 



segments; stigmatic glands 6 12. casuaritice Maskell. 



Paraphyses strongly developed. 



Paraphyses ending in a distinct semidetached knob. 



Paragenital glands present, anteriors and anterior lat- 

 erals forming a continuous semicircle, 



13. claviger Ckll. 



Paragenital glands absent 14. tesserata de Ch. 



Paraphyses very long, heavy, club-shaped; no paragenitals; 

 first and second pair of lobes subequal, third a mere tooth, 



15. moorei Green. 



ANNOTATED LIST OF SPECIES. 



Genus PSEUDAONIDIA Cockerell. 

 Pseudaonidia Ckll. (subg.). Tech. Ser. 6, U. S. Dept. Agr., 

 Div. Ent., p. 14 (1897) ; (gen.) The Entom., xxxiv, p. 226 (1901). 

 (Type, Aspidiotus duplex Ckll.) 



I. PSEUDAONIDIA ARTICULATUS (Morg.). 

 Aspidiotus articulatus Morg., Ent. Mo. Mag., xxv, p. 352 (1889). 

 Aspidiotus (Selenaspidus) articulatus Ckll., Tech. Ser. 6, U. 

 S. Dept. Agr., Div. Ent., pp. 14-23 (1897). 



