Isodemis Quadrata
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''Isodemis quadrata'' is a
moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of ...
of the family
Tortricidae The Tortricidae are a family of moths, commonly known as tortrix moths or leafroller moths, in the order Lepidoptera. This large family has over 11,000 species described, and is the sole member of the superfamily Tortricoidea, although the gen ...
. It is known from
Tibet Tibet (; ''Böd''; ) is a region in East Asia, covering much of the Tibetan Plateau and spanning about . It is the traditional homeland of the Tibetan people. Also resident on the plateau are some other ethnic groups such as Monpa people, ...
, China. The
wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the other wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingspan ...
is 19.5–20 mm for males and 21–22.5 mm for females.


Male

The head, antenna and labial palpus are yellowish brown, with scattered ochreous brown. The thorax and tegula are ochreous brown mixed with yellowish brown. The forewing is yellowish brown with sparse ochreous scales, but the costal fold is tinged with brownish black. The markings are brownish black mottled with ochreous. The hindwings are dark gray, distally with a pale grayish brown patch tinged with yellowish brown. The cilia are dark gray. The legs are dark yellow, tinged with brownish black on the ventral side of the foreleg and on the outer side of the mid- and hindlegs. The abdomen is grayish brown.


Female

The head and labial palpus are dark grayish brown. The antenna are brownish black tinged with yellowish brown. The forewings are broader than in the males. They are nearly rectangular and the apex is slightly protruding anteriorly. The costal margin is tinged with brownish black. The hindwings are gray, anterodistally with a yellowish brown patch mottled with brownish black.


Etymology

The specific name is from the Latin ''quadratus'' (meaning square), referring to the rectangular uncus in the male genitalia.


References


External links

Archipini {{Archipini-stub