黃緣螢
黃緣螢(學名:_ Aquatica ficta _)是螢科的一个物種,因為佇兩片翼鞘間有淡黃色邊紋,故名做黃緣螢。本物種棲佇咧靜止的水域,其幼蟲亦是水生。
分類學
本物種佇一九零九年予 Ernest Olivier 描寫的時陣叫做 _ Luciola ficta _,屬於摃螢屬,模式產地位佇滿清時的貴州貴西道安順府安平縣。二空一空年,Fu , Ballantyne 佮 Lambkin 共本物種佮另外三个仝屬的物種徙去新建立的水螢屬(_ Aquatica _)。
型態描述
本物種有長輩的身體,體長七-十一 mm(空九二八-空吱四三英寸), 闊三-四 mm(空七一二-空七一六英寸) 蟲及母蟲的色水攏仝款:前胸背枋柑仔黃色;翅鞘深咖啡色。兩翼中央接合處呈黃色細條紋。公蟲母外觀相倚,毋過蟲較大蕊;而且雄蟲腹肚發光節二節,母蟲發光節一節。 The legs have yellowish brown femora . The venter is yellowish brown and dark brown . The male has an oblong aedeagal sheath , around 二孵空 mm(空空七九英寸)long , and elongate and subparallel genitalia。 The larva has gills and glands that secrete protective substances .
分佈佮歇睏地
本物種見於大中華地區的貴州、香港、福建佮台灣。捷看著靜止的水域佮米田,囝偏好塗質的底質。成蟲規年可見,但是台灣佇四月佮八月上蓋捷看著。生活佇海拔一千公尺以下的截流水由或者是田溝環境附近。成蟲夜行,佮一般火金蛄仝款,平常時並無咧揣,但是會喙焦。
習性
儘管黃緣螢的幼蟲亦是水生,但是𪜶並袂曉泅水,是干焦會當佇咧水底下跤𬦰起來。 They go through six instars . They eat small invertebrates and carrion . The larvae probably burrow in mud during dry periods . The adult's light is green-yellow . The males fly to look for mates while the females usually do not fly , remaining on the ground . About 一百 eggs are laid on moist soil or plants。In one experiment , the life cycle was completed in about 百二 days。 A 二千空一十 study recorded about 三百九十 days , the larval stage spanning about 三百三十 days .