TinLyARD.—Psocoptera, or Copeognatha, of New Zealand. 185 
of being figured in Plate 18, I have selected a better-set specimen from 
the Dun Mountain as type. In the cases of the two preceding species 
no well-set specimens exist, and thus it was impossible to photograph 
them on the plate. 
Zelandopsocus formosellus is not only the most beautiful of all the New 
Zealand Psocoptera, but is indeed one of the most beautiful species known 
for the whole order throughout the world. 
Genus MxEsopsocus n. g. 
Characters as given in the key on p. 180, to which should be added that 
the cubital loop is very strongly arched, approaching very close to M at 
the top. In possessing absolutely hairless wings it resembles Psilopsocus 
End., but the latter has a stump-vein attached to the pterostigma as in 
Philotarsopsis n. g. 
Genotype.—Mesopsocus unipunctatus Müller. 
This genus has not been recorded from the Oriental region, nor does 
it occur in Australia, so far as is known. 
Mesopsocus stigmaticus n. sp. (Plate 18, fig. 4 ;: and text-fig. 11.) 
Forewing, 3-5 mm. ; expanse of wings 7-5 mm : : 
ead: Epicranium, frons, and eyes dark brown, with irregular pale- 
ochreous markings. Antennae dark brown. Clypeus dark brown, with 
numerous pale-ochreous striae.  Clypeolus pale ochreous. Labrum dark 
rown. Maxillary palpi brown, distal joint very dark brown. 
Thorax dark brown, slightly marked with paler brown. Legs brown. 
К, Rass 
Rass 
Fra. 11.—Mesopsocus stigmaticus п. sp. Venation. X 23. (For 
lettering see fig. 1.) The right forewing of the type is 
aberrant. having four branches to М; the left forewing 
is normal, with three branches. 
of clavus ; slight clouding around t 
and also between M an 
without markings. 
