THE CA.NADIA.N ENTOMOLOGIST. 275 



MaRGARODIN/E. 



Tribes. 

 Subterranean ; anterior legs of both sexes adapted for 



digging Margarodini, 



Arboreal ; anterior legs normal Xylococcini, 



Margarodiiii. 

 Includes only Alargarodes, Guilding (syn. Porphyrophora, Brandt.). 



XyIococci?ii. 



^ with no caudal brush Coelostoma, Mask. 



^ with a caudal brush i. 



I. Antennje of adult P g-jointed ; temperate region of N. Hemis- 

 phere Xylococcus, Lw. 



Antennne of adult 2 i°' ^^ n-jointed ; Australia. . Cailipappus, Guer. 



CONCHASPIN/E. 



Includes only Conchaspis, Ckll. Ourococais, Fuller, has not been 

 described ; but a specimen of O. casiiar'ince received from Mr. Fuller has 

 a good deal of resemblance, in its caudal structures, to Conchaspis, but is 

 yet quite distinct from it. The ^ Ourococctis, very differently from 

 Conchaspis, has a long glassy tail. 



CocciNiE. 



Tribes. 

 Living in galls in Australia ; end of abdomen produced into a narrow 



tail Brachyscelini. 



Either not living in galls, or end of abdomen not specially modified to 



form a tail i . 



1. 9 enclosed in a complete sac of waxy or horny texture ; skin usually 



with figure-of-8 glands ; legs absent in adult ; larva not fringed 



with spines . . Asiero/ecaniini. 



9 globular or reniform, in a hard shell ; anal ring with hairs in larva, 



but not in adult ; larva fringed with spines Kerniesini. 



$ not enclosed in a hard shell or waxy or horny sac ; or if enclosed 



( Perococcus, Cryptoripersia), antenna? and legs present 2. 



2. Newly-hatched larva with rows of dorsal spines Eriococcini. 



Newly-hatched larva without rows of dorsal spines Dactylopiini. 



Brachyscelini. 



On Casnarina ; larva not fringed with spines Frenchia, Mask. 



On pncalyptiis ] larva fringed with spines, , . , , . . i. 



