THE CANADIAN ENTOMOLOGIST. 331 



2. Ovisac greatly elongating, free except at the end, lifting the insect into 



the air Takahashia, Ckll; 



Ovisac continuously adherent to the twig or leaf 3. 



3. Body of 9 more or less chitinous, becoming hard, and without dorsal 



patches of secretion Pulvinaria, Targ.* 



Body of p soft, not chitinous, pink in front, greenish on dorsum, with 

 some black specks ; back with patches of white 

 secretion Philephedra, Ckll. 



4. Antennae 7-jointed ; larva with strongly produced caudal tubercles ; 



second stage with waxy secretion, somewhat as in 



Orthezia ... Pseudopulvinaria, Atkinson. 



Antennae 8 jointed ; ovisac cone-shaped, fluted. . . . Pidvinella, Hempe!. 



5. Antennae and legs quite rudimentary ; skin not chitinous ; thickly 



covered on dorsal surface with round glands ; cottony secretion 



profuse Pseudophilippia, Ckll. 



Antennae and legs well-formed 6. 



6. Antenna? Sjointed (sometimes 7 in Spermococcus) .7. 



AntenncX- 7-jointed ; $ elliptical and convex, sac closely felted ; skin 



with many large circular glands, and numbers of tubular glands ; 



larva with strongly produced caudal lobes. [Possibly this may 



belong to the Coccinae] . . . Mallococcus, Mask. {Mallophora^ Mask.). 



Antenuie 6-jointed 8. 



7. Body greatly elongated (like Pergatidiella, etc.), with parallel sides j a 



considerable cephalic portion in front of the antennae; legs ordinary, 



slender, and well developed Sigfioretia, Targ. 



Body ovate ; legs and antennas slender ; anterior tarsi two-jointed ; 



antennae 8-jointed ; 8 the smallest. In ants' 



nests , Exceretopiis, Newstead, 1S94. 



Body about twice as long as broad ; secreting at the last some cottony 



matter ; antennae 7 or 8-jointed, broad at the base ; legs normal. In 



ants' nests. [Doubtfully distinct from 



Lecanopsis.'] Spermococcus, Giard, 1893- 



Body oval or suboval, like a Pidvinaria ; ovisac produced posteriorly, 



often felted, usually leaving the cephalic end of the insect more or 



less exposed Lichfetisia, Sign. 



* Tecloptilvinaria, Hempel, is an allied genus from Brazil, not yet published. 



