ACOSMERYX CASTANEA Rothschild & Jordan, 1903

TAXONOMY

Acosmeryx castanea Rothschild & Jordan, 1903, Novit. zool. 9 (suppl.): 531. Type locality: [Japan, Honshu, Kanagawa,] Yokohama.

ADULT DESCRIPTION AND VARIATION

Wingspan: 75--90mm.

ADULT BIOLOGY

FLIGHT-TIME

China: iii-ix (Hong Kong); vi (Zhejiang); vii (Jiangxi; Guizhou; Guangxi). Taiwan: iii-v (Kaohsiung Hsien); vi (Kaohsiung Hsien; Nantou Hsien); vii (Pingtung Hsien); ix (Hualien Hsien). Japan: 26.iv (Okinawa); 21.v (Honshu); 9.vi (Honshu); 22.vi (Ryukyu Archipelago); 16-29.vii (Honshu; Tsushima; Kyushu); viii (Honshu).

Kendrick (2002) states that it is multivoltine in Hong Kong, occurring from March until late September.

Park et al. (1999) give late June until mid August as the flight period in Korea, which is the same as for Japan.

EARLY STAGES

OVUM: Oval (1.09 x 1.29).

LARVA: Full-fed 70--76mm.

PUPA: 48--55mm.

Larval hostplants. Recorded in Korea on Ampelopsis brevipedunculata and Cayratia japonica, both Vitaceae (Park et al., 1999).

PARASITOIDS

LOCAL DISTRIBUTION

China: Zhejiang (Mogan Shan); Sichuan (Kangding); Yunnan; south Xizang/Tibet (Mutu, Namjagbarwa region, 850m (Wang, 1988)); Guizhou (Jiucai Ling); Hunan (Dayong); Jiangxi (Jiujiang; Tiancun, nr. Xingguo); Fujian (Longqi Shan); Guangdong (??Wan-tzi-san); Hong Kong (Shek Kong); Guangxi (Jiajiu Shan, Bamian; Dayao Shan).

Taiwan: Nantou Hsien (Puli); Kaohsiung Hsien (Shanping, 640m; Liukuei); Pingtung Hsien (Kenting); Taipei Hsien (Fushan).

South Korea: North Cholla Prov. (Jiri-san); South Cholla Prov. (Yeon-do); South Kyongsang Prov. (Yeohang-san); Cheju Prov. (Cheju-do; Topyung; Youngsil; Ora-dong; Gwaneum Temple; Seoguipo; Bijarim; Andeok; Halla-san; Hare-ri; Donnaeko).

Japan: Hokkaido; Honshu (Kugenuma; Nii-jima; Tokei-ji; Tokyo; Yokohama); Shikoku; Kyushu (Nishinakama); Tsushima (Izuhara); Ryukyu Archipelago (Okinawa, Yonabaru; Oshima Island; Tokunoshima).

GLOBAL DISTRIBUTION

Eastern and southern China, Taiwan, South Korea and Japan.

BIOGEOGRAPHICAL AFFILIATION