Brittin. — Some New Coccidae. 



153 



enlarged ; all joints with several hairs. Anal cleft very broad, widening 

 towards the lobes, which are highly chitinized, and shaped like two half- 

 circles, between which is the anal ring, with 8 hairs ; on the lower half of 

 each lobe is 1 strong spine and several short hairs. Dermis covered with 

 numerous short fine hairs and tubular spines. Length, 3 - 14 mm. 



Adult male unknown. 



Hah. — On Maehlenbeckia australis , Oamaru. 



Subfam. Dactylopinae. 

 Gen. Pseudococcus. 

 5. Pseudococcus oamaruensis sp. nov. Figs. 5, ha, 56. 



Adidt female active, elongated, distinct segmented, convex above, flat 

 beneath ; colour brick-red ; covered with a thin yellow meal. Antennae 

 8 joints, last joint longest; formula 8, 2 (3, 5), 1 (6, 7), 4; all joints with 

 numerous long hairs. Mentum rather large, with hairs at tip ; rostral setae 

 medium length. Legs large and strong ; coxa broad and short ; trochanter 

 narrow; femora long and thick; tibia long and slender, and about same 

 thickness at both extremities; tarsus slender and about half length of tibia, 

 narrowing towards the claw, which is long and thin ; upper digitules long 

 fine hairs, lower digitules slightly longer than claw, and club-shaped. 

 Spiracles short and thick. Anal ring large, with 6 long hairs. Anal lobes 



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Fig. 5. — Pseudococcus oamaruensis. Abdominal segment with lobes and anal 

 ring, dermis marked with spinnerets and hairs ; x 120. 5a. An- 

 tennae of adult female ; X 200. 56. Leg of adult female ; X 200. 



inconspicuous, with 2 strong spines, several short fine hairs and 1 very long 

 one. Dermis covered with numerous short fine hairs and spinnerets. The 

 spinnerets are of two kinds — large simple, and the small multilocular. On 

 the last few segments the small spinnerets appear as short tubes. Length, 

 1-6 mm. 



Adult male unknown. 



Hob. — Subterranean, on roots of Aquilegia, 3 in. to 6 in. beneath the 

 surface. 



6. Pseudococcus cockayneii sp. nov. Figs. 6, 6a, 66, 6c. 



Adult female active, very elongated; colour pink; covered with a large 

 quantity of white mealy secretion. Antennae of 8 joints, last joints longest ; 

 formula 8, 1, 2 (3, 7), (4, 5, 6); all joints hairy. Mentum very short and 

 broad, with a few short hairs at tip ; rostral setae short. Legs slender ; 

 tibia nearly twice as long as tarsus ; digitules all fine hairs. Spiracles 

 medium size, constricted in the middle ; numerous large round spinnerets 

 are grouped around spiracles. Anal ring very large, with 6 long hairs. Anal 



