CEPHONODES XANTHUS Rothschild & Jordan, 1903

Female Cephonodes xanthus. HOLOTYPE. Photo: © NHMUK Male Cephonodes xanthus. Photo: © NHMUK

TAXONOMY

Cephonodes xanthus Rothschild & Jordan, 1903, Novit. zool. 9 (suppl.): 463 (key), 465. Type locality: [Japan:] Loo Choo Islands [Nansei Shoto, Ryukyu Archipelago], Okinawa.


ADULT DESCRIPTION AND VARIATION

Resembles Cephonodes janus janus and Cephonodes trochilus in the unicolorous buff-green upperside of the abdomen, and the latter especially in the somewhat deeper tint posteriorly. Distinguishable from both by the broader forewing apical patch and the black abdominal tuft. Forewing upperside with marginal band more than 3mm broad at Rs4. Underside of head, thorax and abdomen orange. Easily separable from Cephonodes armatus armatus by the absence of a foretibial claw. With a prominent black side line in front of and a white line around the eye.


ADULT BIOLOGY


Feeding Cephonodes xanthus, Kyushu, Japan. Photo: © David in Miyazaki.

FLIGHT-TIME

Japan: 13.v-5.vi (Kyushu); 26.vii (Yakushima).


EARLY STAGES

OVUM: Unknown.

LARVA: Unknown.

PUPA: Unknown.

Larval hostplants. Unknown.


PARASITOIDS


LOCAL DISTRIBUTION

Japan: Shikoku; Kyushu (Cape Sata; Nichinan); Tanegashima; Tokara Island; Ryukyu Archipelago (Amamioshima; Okinawa; Yakushima).


GLOBAL DISTRIBUTION

Endemic to Japan.


Global distribution of Cephonodes xanthus. Map: © NHMUK.

BIOGEOGRAPHICAL AFFILIATION



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