24 ^Ir. T. D. A. Cockcrell on new 



This is set in a doop oval cavity, open posteriorly, the edges 

 of which are strongly chitinizcd. Tlie contiguous edges of 

 the plates towards the base have a wavy Dutlinc, the con- 

 vexities of one side fitting the concavitirs of the other. 



Embryonic larva bright crimson after boiling in liquor 

 potassa3. 



Hah. Umquahumbi Valley, S. Africa [Claude Fuller). 



It is infested by a dipterous ])arasite, the puparia of which 

 were found in the galls. 



Pseudolecanium digitaium, sp. n. 



$ . — Pyriform, with the hind end pointed ; about '2h milHm. 

 long; dark ferruginous, shiny, producing some cottony 

 material. End of abdomen strongly chitinized, with the form 

 usual in the genus. The diagnostic characters, as in all 

 species of the genus, are derived mainly from the larva, the 

 female being a mere bag of eggs. 



Larva extremely long and narrow, length 600, breadth 

 160 fi. Anterior extremity truncate, crenulate, with six 

 short, blunt, finger-tip-like spines ; a row of fifteen blunt 

 s])ines down each side of body ; no dorsal spines ; legs well 

 developed, anterior tibia 60, its tarsus 39 /m long ; the tibia 

 has a constriction about 27 from base, making it look almost 

 2-jointcd, tliis being more or less apparent on all the legs ; 

 tarsal digitules long, with small knobs ; claw-digitules shorter, 

 iiliform, knobbed. Antennaj 2-1 apart at base and 30 fi from 

 anterior end of head ; 6-jointed, joints measuring : (1) 18, 

 (2) 12, (3) 27-33, (4) 20, (5) 21, (6) 30. Anal ring small, 

 circular, without bristles on its margin, but posterior to it 

 j>re set four bristles, of which the inner two are shortest ; 

 anterior to anal ring is a rcw of four finger-like blunt spines; 

 on each side is a caudal bristle, about li 0/x long, and beyond 

 each of these a pair of iinger-like Fpines ; anterior to and a 

 little laterad of each caudal bristle is a small round gland. 

 The last two segments have each a pair of bristles on the 

 ventral surface, those on the last being twice as long as those 

 on the penultimate segment. 



J /ah. On leaves of grass, Richmond, Natal {Claude Fuller^ 

 no. 2). It has a Chalcidid parasite. 



The genus Pseudolecanium is new to Africa. 



Ericoccus, gen. nov. 



Belongs to the Dactylopiini. Anal ring witjiout hairs. 

 Adult female witii logs and antennas well developed ; autennje 

 C-jointed, cylindrical, last joint long. 



