]\Ir. A. Henipel on Brazilian Coccidae. 119 



Tectococcus ovatus, Hempol. 



Female forming circular galls convex on both sides, like a 

 lens. Tlic gall is formed on both sides of the leaf, with an 

 aperture on the underside. The sides of the gall are usually 

 slightly elevated around the aj)erture, which is filled with a 

 mass of loose white secretion. The inside of the gall is 

 spherical and smooth, and is dusted with a white powder. 

 Galls about 8 millim. in diameter and 5 millim. thick. 



Adult female ovate, inflated, the caudal end acuminate; 

 brown, dusted with a white jjowder. Derm soft. Dorsum 

 transversely wrinkled. Length 2*10 millim., width 1*50 

 millim. Antennas close together, short, thick, of six joints, 



i'oint 1 being the longest. Length of antennas "217 millim. 

 :.ength of the joints : (1) 49, (2) 30, (3) 30, (4) 36, (5) 30, 

 (6)36. Approximate formula : 1(4 0) (2 3 5). All the joints, 

 excej)t joint 3, bear hairs. Legs ovdinary. Length of the 

 joints of first pair of legs : femur with trochanter 151, tibia 

 98, tarsus with claw 84. Digitules of tarsus and claw not 

 very long, stout, with expanded ends. The trochanter bears 

 one very long hair and one shorter one. Rostrum large, 

 situated near the antennae. Mentum apparently monomerous. 

 Anal ring hairless. Anal orifice guarded by four sharp 

 spines. Anal tubercles not present. The abdomen ends 

 in two short setae. The derm bears many small round 

 spinnerets and rather long hairs. 



Eggs small, elliptical; light yellow in colour. 



IJab. Srio Paulo and Ypirauga, State of Sao Paulo. 



The galls are produced on the leaves of a shrub of the 

 order Myrtacege. 



Subfamily Asterolecaniinje. 



Genus Lecaniodiaspis, Targ. 



Lecaniodiaspis rugosuSj Hempel. 



Adult female scale oval to subcircular, light brown in 

 colour. Dorsum transversely wrinkled and with a slight 

 longitudiiuil ridge, and covered with a thin grey secretion of 

 wax. The lateral margin is ornamented by a border com- 

 posed of from twenty to twenty-five bits of wax. 



Length o*25 millim.; width 2"75 millim,; height '50 

 millim. 



Adult female broadly oval in outline. Antennai cylin- 

 drical, variable, of eight joints. Average length '."^2 millim. 

 Approximate formula : 4 (2 3 5 0) 1 7 8, or 3 4 (2 5) 6 1 (7 8). 



