Serrognathus titanus okinawanus Japanese name: オキナワヒラタクワガタChinese name: 沖繩扁鍬形蟲English name: Okinawa Giant Stag BeetleOrigin: Okinawajima, Iheyajima, Iejima, Kourijima, Minnajima, Sesokojima, Hamahigajima, Tsukenjima, Tokashikijima, Zamamijima, Akajima, Gerumajima, Kumejima The giant stag beetle Dorcus titanus is widely distributed across Korea, Japan, Taiwan, China, and Southeast Asia, with 12 subspecies recorded in Japan. The Okinawa giant stag beetle is… Continue reading Okinawa Giant Stag Beetle
Category: insect
Okinawa Pyrocoelia Firefly
Pyrocoelia matsumurai Japanese name: オキナワマドボタルChinese name: 沖繩窗螢English name: Okinawa Pyrocoelia FireflyOrigin: Some islands of the Okinawa Islands and the Yaeyama Islands Pyrocoelia matsumurai, a species belonging to the genus Pyrocoelia, is divided into the following three subspecies: In the Yambaru region, if you turn off your flashlight near damp roadside ditches, you may be able… Continue reading Okinawa Pyrocoelia Firefly
Chinese Peacock Swallowtail
Papilio bianor Japanese name: ヤエヤマカラスアゲハChinese name: 翠鳳蝶、烏鴉鳳蝶（台湾）、碧鳳蝶（香港）English name: Chinese Peacock SwallowtailOrigin: Taiwan, China, Japan, Korea, northern Vietnam, India, Myanmar. In Japan, it is found in the Yaeyama Islands. This is a large species of swallowtail butterfly commonly seen in the Yaeyama Islands, but it is also found in Taiwan, Hong Kong, and other regions. Its… Continue reading Chinese Peacock Swallowtail
Yaeyama Pachyrhynchus Weevil
Pachyrhynchus infernalis Japanese name: クロカダゾウムシChinese name: 八重山球背象鼻蟲English name: Yaeyama Pachyrhynchus WeevilOrigin: Ishigakijima, Iriomotejima This species is the only representative of the genus Pachyrhynchus confirmed to occur in Japan, and it is found only on Ishigakijima and Iriomotejima. Members of this genus are primarily distributed across the Philippine islands, with several species also known from Lanyu… Continue reading Yaeyama Pachyrhynchus Weevil
Yambaru Chevron Cricket
Melanabropsis yanbarensis Japanese name: ヤンバルクロギリスChinese name: 山原烏黯螽English name: Yambaru Chevron CricketOrigin: Okinawajima, Kumejima The Yambaru Chevron Cricket was once thought to be endemic to Okinawajima, but its presence was also confirmed on Kumejima in recent years. It typically inhabits areas near large trees such as Castanopsis sieboldii that can form tree cavities. The presence of… Continue reading Yambaru Chevron Cricket
Ryukyu Melolonthidae Scarab Beetles
Tricholontha papagena Japanese Name: ケブカコフキコガネChinese Name: 多毛粉吹金龜English Name: Ryukyu Melolonthidae Scarab BeetlesOrigin: Okinawajima, Tokunoshima, Amamioshima This species belongs to the genus Tricholontha in the scarab subfamily Melolonthinae. Males have large, comb-like (lamellate) antennae. The Japanese common name Kebuka (meaning “hairy”) refers to the dense short hairs on the elytra. There are two recognized subspecies: Larvae… Continue reading Ryukyu Melolonthidae Scarab Beetles
Ryukyu Stream Cricket
Vescelia pieli ryukyuensis Japanese Name: リュウキュウサワマツムシChinese Name: 琉球擬亮蟋、比爾擬亮蟋琉球亞種、皮爾氏亮蟋琉球亞種English Name: Ryukyu Stream CricketOrigin: Amamioshima, Tokunoshima, Okinawajima, Kumejima, Ishigakijima, Iriomotejima In streamside environments of Okinawajima and other islands, the clear and high-pitched calls of the Ryukyu Stream Cricket can often be heard. These sounds are courtship calls produced by males rubbing their forewings together. Although their calls… Continue reading Ryukyu Stream Cricket
Ryukyu Golden Emperor Moth
Loepa sakaei Japanese Name: ハグルマヤママユChinese Name: 琉球黃豹天蠶蛾English Name: Ryukyu Golden Emperor MothOrigin: Okinawajima, Tokunoshima, Amamioshima This is a large and very beautiful moth species with a wingspan of about 8 cm. It can be observed from March to October, though sightings are rare due to its low population density. The larval host plant is Actinidia… Continue reading Ryukyu Golden Emperor Moth
Ryukyu Matrona Damselfly
Matrona japonica Japanese Name: リュウキュウハグロトンボChinese Name: 琉球羽黑蜻蛉、琉球單脈色蟌English Name: Ryukyu Matrona DamselflyOrigin: Okinawajima, Tokunoshima, Amamioshima The Ryukyu Matrona Damselfly is a large damselfly species commonly seen in the Yambaru region. It was once considered a subspecies of Matrona basilaris, which is distributed in China and surrounding areas, but has since been recognized as a distinct species.… Continue reading Ryukyu Matrona Damselfly
Ryukyu Aburazemi
Graptopsaltria bimaculata Japanese Name: リュウキュウアブラゼミChinese Name: 琉球油蟬English Name: Ryukyu Aburazemi, Ryukyu large brown cicadaOrigin: Okinawa Island and surrounding islands, Amami Oshima, Kakeromajima, Tokunoshima Reference：“Okinawa’s Cicadas” by Shinsei Publishing In Japan, a different species of Aburazemi (G. nigrofuscata) is found north of Yakushima, while Ryukyu Aburazemi is endemic to the central Ryukyu Islands, including the Amami… Continue reading Ryukyu Aburazemi