New Species of Sierola, With Explanatory Notes. Q7 
Tantalus mountain, Oahu, by O. H. Swezey, August 4, 1912, one @ collected 
on Cooke’s Trail, Nuuanu Valley, Oahu, by P. H. Timberlake, on Cyrtandra 
grandiflora, March 19, 1916, one 2 collected on Kaala mountain, Oahu, 2000 
ft. elevation, by P. H. Timberlake, March 4, 1917, one @ collected in Nuuanu, 
Oahu, by D. T. Fullaway, August 20, 1916, paratypes. 
Type: Cat. No. 49, Bishop Museum. 
50. Sierola pulchra u.sp. 
? shining, almost brilliant, black on the head, shining yellowish brown 
on the thorax and abdomen, often infuscate, legs and antenne luteous, the 
latter fuscous outwardly, mandibles brown except at the base. 
Head and thorax with a microscopically fine reticulate surface sculp- 
ture, finely, shallowly and remotely punctate, hairy clothing inconspicuous. 
Head a little longer than wide, widest across the eyes, narrowing behind and 
in front, width between the eyes equalling the length from eye to vertex; 
flat above, convex beneath, deepest behind the eye but without great depth; 
vertical margin straight, temples rounded, eyes convex; antenne reaching 
the mesoscutum, the segments of the flagellum longer than wide, pedicel 
twice as long as wide, antennal fosse deep; clypeus carinate, depressed api- 
eally and projecting slightly in front of the anterior margin of the head, 
sloping at the sides; mandibles slender, curved, flattened distally, apically 
truncate and toothed, base touching the eye above; gula and sides of the 
head flat, the former medially foreshortened, as long as wide, anterior margin 
arcuately concave, posterior margin incised, median groove very fine; abdo- 
men ovate, smooth and polished; wings subinfuscate, sometimes with a faint 
yellowish brown pigmentation; length 2.5 mms. 
2a little smaller, mandibles luteous, abdomen bluntly pointed at the 
apex. 
Described from 21 females and 5 males (type, allotype and paratypes). 
Type and allotype from Tantalus mountain, Oahu, and part of a series includ- 
ing 10 2 2 and 4 é 6 specimens, reared by O. H. Swezey from leaf-miner in 
Urera, March 15, 1914. In addition to the paratypes in the above series, 
there are four females and one male from Manoa Cliffs, Oahu, reared by 
P. H. Timberlake, from Urera leaf miner, April 15, 1918; 4 9 9 from 
Manoa Cliffs, Oahu, collected by P. H. Timberlake on Urera sandwi- 
censis, March 29, 1918: 1 2 from Tantalus, reared by O. H. Swezey, from 
blotch miner in Urera, August 29, 1915; 1 2 collected on Tantalus by O. H. 
Swezey, March 16, 1915; 1 @ collected in Nuuanu, by D. T. Fullaway, March 
4, 1912, paratypes. 
Type: Cat. No. 50, Bishop Museum. 
51. Sierola pubescens n.sp. 
@ shining black, abdominal segments posteriorly margined with brown, 
legs yellowish brown, antennz yellowish brown, fuscous outwardly. 
Head and thorax with a microscopically fine reticulate surface sculp- 
ture, coarsely and fairly closely punctate and hairy. Head wider than the 
thorax and a little longer than wide, length from the eye to the vertex 
equalling the width between the eyes, length in front of the eyes not great; 
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