MORWENNIUS DECORATUS (Moore, 1872) -- Ornamented hawkmoth

Female Morwennius decoratus. Photo: © BMNH Male Morwennius decoratus. Photo: © BMNH Male Morwennius decoratus, Mengla, Yunnan, China. Photo: © Viktor Sinjaev.

TAXONOMY

Smerinthus decoratus Moore, 1872, Proc. zool. Soc. Lond. 1872: 568. Type locality: [India,] Sikkim.

Synonym. Smerinthus decoratus Moore, 1872.

Synonym. Marumba decoratus indochinensis Gehlen, 1933.

Synonym. Mimas strigfenestra Zhu & Wang, 1997.


ADULT DESCRIPTION AND VARIATION

Wingspan: 72mm. Female dark olive-brown. Forewing with outer margin highly excised between veins M1 and R5 and much angulated towards outer angle; suffused with pale pink. A large irregular median brown patch is present, bordered with pink on costa and partly including a pale reniform spot, beneath which is a dark brown 'inverted comma'-shaped mark. With two curved postmedian pink lines, the inner one waved near the inner margin; some diffused brown streaks near outer angle; a triangular brown-edged patch on costa before apex, with a short white streak below it. Hindwing with a broad black and narrow pink streak near anal angle (Bell & Scott, 1937).


ADULT BIOLOGY


FLIGHT-TIME

China: 18.vii (Yunnan).


EARLY STAGES

OVUM: Unknown.

LARVA: Unknown.

PUPA: Unknown.

Larval hostplants. Unknown.


PARASITOIDS

Unknown.


LOCAL DISTRIBUTION

China: Yunnan (Menghai, 950m; Mengla).


GLOBAL DISTRIBUTION

Nepal, northeastern India (Sikkim, Assam), southwestern China (Yunnan), northern Thailand, Laos, Peninsular Malaysia and Indonesia (Sumatra).


Global distribution of Morwennius decoratus. Map: © BMNH.

BIOGEOGRAPHICAL AFFILIATION



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© A.R. Pittaway & I.J. Kitching (The Natural History Museum, London)