TRIBE PARLATORKNI 255 



times its width from caudal margin and about once caudad of 

 vulva; genacerores 8-9(9-12), sometimes arranged in two groups or 

 connected by a series of three or four isolated cerores. North Aus- 

 tralia on Pandanus angulata Green. 



SPECIES OF GENAPARLATORIA 

 a. Pygidium of adult female with five pairs of lobes. 



b. Pygidium of adult female with median pair of lobes broad and 

 deeply notched on lateral and mesal margins; second pair of 

 lobes much smaller, sides parallel, and deeply notched on lateral 

 margin; third pair of lobes subequal in size to second and faintly 

 notched on lateral margin; fourth and fifth pairs of lobes angu- 

 lar and pointed; pectinae distinct, narrow in median, second, 

 and third incisurae and subequal in length to lobes, cephalic 

 pectinae divided on sides, of unapectina-type, arranged 2, 2, 3, 3, 

 4, 4; dorsum with numberous brevaceratubae; altaceratubae 8, 

 nine on each side, mesal wanting; anus distant from vulva, 

 caudad of middle, much nearer middle of distance between vulva 

 and caudal margin than caudal margin; mesospiracerores and 

 metaspiracerores 8-10. Parlatoria mangiferae Marl. China, Dis- 

 trict of Columbia on Mango mangiferae Marl. 



bb. Pygidium of adult female with median pair of lobes broad, 

 notched on mesal and lateral margins; second and third pair of 

 lobes with parallel sides, mesal margin entire, lateral margin 

 notched; fourth and fifth pairs of lobes pointed, broadly trian- 

 gular; pectinae of median, second, and third incisurae longer 

 than lobes, toothed only at end, those of fourth and fifth incisurae 

 broad, toothed also on side, bluntly pointed, arranged, 2, 2, 2, 3, 

 4, 5; mesospiracerores 10. Parlatoria pseudaspidiotus Lindgr. 



Singapore on Vanda pseudaspidiotus Lindgr. 



la. Pygidium of adult female with two pairs of entire lobes, first pair 

 largest, broadly and bluntly rounded, second pair bluntly pointed; 

 distapectinae broad, filling incisurae, their distal ends irregularly 

 toothed, some approximating latapectinae ; mesospiracerores 0-2. 

 Persea on Ephedra. ephedrae Lindgr. 



SPECIES OF GYMNASPIS 



a. Pygidium of adult female always with true lobes, never with 

 pseudolobes or without lobes. 

 b. Pygidium of adult female with distinct pectinae. 



c. Pygidium of adult female with three pairs of lobes; median 

 pair of lobes short and broad with lateral and mesal notches; 

 second pair of lobes short and oblique with prominent lateral 

 notch; third pair of lobes rudimentary with lateral notch; 

 pectinae of median incisura subequal in length to lobes, 

 furcapectinae, others unapectinae, longer than lobes, teeth 

 short; pectinae arranged 2, 2, 3, 3, those of each lateris near 

 third lobe; anus near caudal margin; scale dull crimson in 

 color. This species has habitus of aspidiotid Unganda on 



unknown shrub. africana Newst. 



cc. Pygidium of adult female with two pairs of lobes, lobes nar- 



