78 Mr. J. H. Leech on Lepidoptera Heterocera 
Hydrelia Blomert. 
Melanippe Blomeri, Curtis, Brit. Ent. pl. eecexyi. (1832). 
Emmelesia Blomeri, Steph. Il. Brit. Ent., Haust. iv. p. 393. 
Acidalia pulchraria, Eversm. Bull. Mosc. 1842, iii. p. 557. 
Eucheca Blomeri, Meyrick, Trans. Ent. Soc. Lond. 1892, p. 74. 
One male specimen in Pryer’s collection. 
In this example the only character that shows up at all 
prominently is the short brownish fascia. 
Distribution. Europe; Amur; Japan. 
Hydrelia marmoraria, sp. 0. 
Primaries ashy grey; subbasal line black, followed by a 
diffuse brownish band; beyond this there is a black line 
shaded inwardly with brownish ; this is angled to the black 
linear discal mark, and again towards inner margin, where it 
meets an elbow of a fascia composed of three black lines; 
the outermost of these lines has a bidentate projection; the 
whole of the apical area is clouded with reddish brown; sub- 
marginal line wavy, curved and recurved, blackish towards 
inner margin and outwardly edged with black about the 
middle. Secondaries brownish grey, with some dark trans- 
verse lines and whitish bands, but, with the exception of the 
interrupted outer white band, these are only clearly defined on 
abdominal area. Fringes whitish, preceded by a series of 
black spots. Under surface fuscous grey, with some of the 
black lines of upper surface reproduced. Secondaries whitish, 
with a blackish central line and a fuscous submarginal band ; 
all the wings have a blackish discal dot. 
Expanse 26 millim. 
One male specimen from Chang-yang: August. 
Hab. Central China. 
Hydrelia luteata. 
Geometra luteata, Schiff. Wien. Verz. p. 110, 
Geometra lutearia, Hibn. Geom. fig. 105. 
Asthena lutearia, Hiibn. Verz. Schmett. p. 310; Guen. Phal. i. p. 435. 
Eucheca luteata, Meyrick, Trans. Ent. Soc. Lond. 1892, p. 74. 
There were two specimens, probably from Yokohama, in 
Pryer’s collection; these are paler than the European 
examples in my collection. 
Distribution. Europe; Amur; Askold; Japan. 
Hydrelia ochrearia, sp. n. 
Pale ochreous ; all the wings have indications of subbasal, 
