...Existing species are distributed in the subtropics and tropics of Africa, Asia, Australia, Melanesia, Micronesia, and Polynesia, but fossils have been discovered from the Middle Oligocene in Italy. Sizes range from small ones such as the Syconycteris genus, which belongs to the Pterinae subfamily, with a head and body length of about 5 cm, a forearm length of 4-5 cm, and a wingspan of about 25 cm, to large ones such as the Javan flying fox, which belongs to the Pteropus genus, which belongs to the Pterinae subfamily, with a head and body length of about 40 cm, a forearm length of 23 cm, and a wingspan of 1.4-1.5 m. The base of the ear is tubular, and it lacks the tragus and tragus seen in many Microchiroptera, and has no accessory leaves such as nasal lobes on the face. ... *Some of the terminology that mentions "Syconycteris" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…現生種はアフリカ,アジア,オーストラリア,メラネシア,ミクロネシア,ポリネシアなどの亜熱帯,熱帯に分布するが,イタリアの中部漸新世から化石が発見されている。 大きさはシタナガオオコウモリ亜科に属するシコニクテリス属Syconycterisの頭胴長5cm前後,前腕長4~5cm,翼開張25cm前後の小さなものから,オオコウモリ亜科に属するオオコウモリ属Pteropusのジャワオオコウモリの頭胴長40cm前後,前腕長23cm,翼開張1.4~1.5mの大きなものまである。耳介の基部は筒状で,小翼手亜目の多くに見られる耳珠,迎珠を欠き,顔に鼻葉などの付属葉がない。… ※「Syconycteris」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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