Isodemis
Encyclopedia
Isodemis is a genus of moth
s belonging to the subfamily Tortricinae
of the family Tortricidae
.
The genus was erected by Diakonoff in 1952 for the type species Batodes serpentinana. Diakonoff (1976, 1983) transferred Tortrix illiberalis to Isodemis and described Isodemis stenotera
from Sumatra
. Razowski (2000, 2009) described Isodemis proxima
from Taiwan
, and Isodemis brevicera
, Isodemis longicera
and Isodemis ngoclinha
from Vietnam
. Currently, Isodemis consists of ten species, mainly distributed in South-east Asia.
, Vietnam
, Thailand
, Indonesia
, Nepal
, India
and Sri Lanka
.
Moth
A moth is an insect closely related to the butterfly, both being of the order Lepidoptera. Moths form the majority of this order; there are thought to be 150,000 to 250,000 different species of moth , with thousands of species yet to be described...
s belonging to the subfamily Tortricinae
Tortricinae
The Tortricinae are the nominate subfamily of tortrix moths. Commonly referred to as leafrollers, as the larvae build shelters by folding or rolling leaves of the food plant, the tortricinae include several notable pests as well species used as biological control agents against invasive...
of the family Tortricidae
Tortricidae
Tortricidae is a family of moths, commonly known as tortrix moths, in the order Lepidoptera. Tortricidae is a large family with over 9,400 species described, and is the sole member of the superfamily Tortricoidea. Many of these are economically important pests. Olethreutidae is a junior synonym...
.
The genus was erected by Diakonoff in 1952 for the type species Batodes serpentinana. Diakonoff (1976, 1983) transferred Tortrix illiberalis to Isodemis and described Isodemis stenotera
Isodemis stenotera
Isodemis stenotera is a moth of the Tortricidae family. It is known from China and Indonesia ....
from Sumatra
Sumatra
Sumatra is an island in western Indonesia, westernmost of the Sunda Islands. It is the largest island entirely in Indonesia , and the sixth largest island in the world at 473,481 km2 with a population of 50,365,538...
. Razowski (2000, 2009) described Isodemis proxima
Isodemis proxima
Isodemis proxima is a moth of the Tortricidae family. It is known from China and Taiwan.The wingspan is 16–21 mm. Adults are on wing in late March, mid April and mid May.-External links:*...
from Taiwan
Taiwan
Taiwan , also known, especially in the past, as Formosa , is the largest island of the same-named island group of East Asia in the western Pacific Ocean and located off the southeastern coast of mainland China. The island forms over 99% of the current territory of the Republic of China following...
, and Isodemis brevicera
Isodemis brevicera
Isodemis brevicera is a moth of the Tortricidae family. It is found in Vietnam.The wingspan is 21 mm. The ground colour of the forewings is cream, sparsely dotted and suffused with brownish especially at the base of the wing and along the dorsum. The markings are brownish with dark brown parts...
, Isodemis longicera
Isodemis longicera
Isodemis longicera is a moth of the Tortricidae family. It is found in Vietnam.The wingspan is 22 mm. The ground colour of the forewings is cream, with weak, cream brown and brown suffusions. The markings are brownish with dark brown parts...
and Isodemis ngoclinha
Isodemis ngoclinha
Isodemis ngoclinha is a moth of the Tortricidae family. It is found in Vietnam.The wingspan is 23 mm. The ground colour of the forewings is cream scaled pinkish rust, but more grey in the dorsal area and markedly brownish in the mid-terminal portion. The markings in the costal area are olive brown....
from Vietnam
Vietnam
Vietnam – sometimes spelled Viet Nam , officially the Socialist Republic of Vietnam – is the easternmost country on the Indochina Peninsula in Southeast Asia. It is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, and the South China Sea –...
. Currently, Isodemis consists of ten species, mainly distributed in South-east Asia.
Diagnosis
Isodemis is characterized by the labial palpus obliquely uprising almost as high as upper edge of eye. The forewing is dominantly yellowish brown or ochreous brown, the median fascia is interrupted or indistinct near the costal margin. The male genitalia have a hooked gnathos and the valva have a C-shaped plica, with numerous fine wrinkles between the plica and costa. The female genitalia usually have a ductus bursae with a cestum and the single dentate signum with a conspicuous globular process placed posteriorly in the corpus bursae.Distribution
ChinaChina
Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...
, Vietnam
Vietnam
Vietnam – sometimes spelled Viet Nam , officially the Socialist Republic of Vietnam – is the easternmost country on the Indochina Peninsula in Southeast Asia. It is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, and the South China Sea –...
, Thailand
Thailand
Thailand , officially the Kingdom of Thailand , formerly known as Siam , is a country located at the centre of the Indochina peninsula and Southeast Asia. It is bordered to the north by Burma and Laos, to the east by Laos and Cambodia, to the south by the Gulf of Thailand and Malaysia, and to the...
, Indonesia
Indonesia
Indonesia , officially the Republic of Indonesia , is a country in Southeast Asia and Oceania. Indonesia is an archipelago comprising approximately 13,000 islands. It has 33 provinces with over 238 million people, and is the world's fourth most populous country. Indonesia is a republic, with an...
, Nepal
Nepal
Nepal , officially the Federal Democratic Republic of Nepal, is a landlocked sovereign state located in South Asia. It is located in the Himalayas and bordered to the north by the People's Republic of China, and to the south, east, and west by the Republic of India...
, India
India
India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...
and Sri Lanka
Sri Lanka
Sri Lanka, officially the Democratic Socialist Republic of Sri Lanka is a country off the southern coast of the Indian subcontinent. Known until 1972 as Ceylon , Sri Lanka is an island surrounded by the Indian Ocean, the Gulf of Mannar and the Palk Strait, and lies in the vicinity of India and the...
.
Species
- Isodemis breviceraIsodemis breviceraIsodemis brevicera is a moth of the Tortricidae family. It is found in Vietnam.The wingspan is 21 mm. The ground colour of the forewings is cream, sparsely dotted and suffused with brownish especially at the base of the wing and along the dorsum. The markings are brownish with dark brown parts...
Razowski, 2009 - Isodemis guangxiensisIsodemis guangxiensisIsodemis guangxiensis is a moth of the Tortricidae family. It is known from China .The wingspan is 18–18.5 mm for males. The head is yellowish brown. The antenna and labial palpus are ochreous brown, with scattered yellowish brown scales. The thorax and tegula are dark grayish brown, sparsely mixed...
Sun & Li, 2011 - Isodemis hainanensisIsodemis hainanensisIsodemis hainanensis is a moth of the Tortricidae family. It is known from China .The wingspan is about 17.5 mm for males and 22 mm for females. The head, antenna and labial palpus are grayish brown, mixed with brownish black scales. The thorax and tegula are brownish black, with sparse grayish...
Sun & Li, 2011 - Isodemis illiberalisIsodemis illiberalisIsodemis illiberalis is a moth of the Tortricidae family. It is known from China , Vietnam, Thailand, India and Nepal.The wingspan is 16–19.5 mm.-External links:*...
(Meyrick, 1918) - Isodemis longiceraIsodemis longiceraIsodemis longicera is a moth of the Tortricidae family. It is found in Vietnam.The wingspan is 22 mm. The ground colour of the forewings is cream, with weak, cream brown and brown suffusions. The markings are brownish with dark brown parts...
Razowski, 2009 - Isodemis ngoclinhaIsodemis ngoclinhaIsodemis ngoclinha is a moth of the Tortricidae family. It is found in Vietnam.The wingspan is 23 mm. The ground colour of the forewings is cream scaled pinkish rust, but more grey in the dorsal area and markedly brownish in the mid-terminal portion. The markings in the costal area are olive brown....
Razowski, 2009 - Isodemis proximaIsodemis proximaIsodemis proxima is a moth of the Tortricidae family. It is known from China and Taiwan.The wingspan is 16–21 mm. Adults are on wing in late March, mid April and mid May.-External links:*...
Razowski, 2000 - Isodemis quadrataIsodemis quadrataIsodemis quadrata is a moth of the Tortricidae family. It is known from China .The wingspan is 19.5–20 mm for males and 21–22.5 mm for females.-Male:...
Sun & Li, 2011 - Isodemis serpentinanaIsodemis serpentinanaIsodemis serpentinana is a moth of the Tortricidae family. It is known from China , India, Indonesia ,New Guinea, the Philippines, Sri Lanka and Tailand.-External links:*...
(Walker, 1863) - Isodemis stenoteraIsodemis stenoteraIsodemis stenotera is a moth of the Tortricidae family. It is known from China and Indonesia ....
Diakonoff, 1983