Order Blattella, Family Blattidae. Body length 25-30mm. Overall blackish brown and shiny. Antennae longer than the body. Wings large, capable of flight. Females lay many eggs in handbag-shaped egg cases. Found from the Kanto region south to Amami Oshima, as well as in Taiwan and China. A typical nuisance pest in homes. Its native habitat is thought to be southern China. The closely related Japanese cockroach P. japonica resembles this species but is slightly smaller and thinner, with long forewings in males that extend beyond the tip of the abdomen, but short in females, only extending slightly beyond the center of the abdomen. Found in Honshu, it lives outdoors. (→ Cockroaches ) Source: Encyclopaedia Britannica Concise Encyclopedia About Encyclopaedia Britannica Concise Encyclopedia Information |
ゴキブリ目ゴキブリ科。体長 25~30mm。全体に黒褐色で光沢がある。触角は体より長い。翅は大きく,飛ぶことができる。雌は多数の卵をハンドバッグ状の卵鞘に納めて産む。関東地方以南奄美大島まで,また台湾,中国にもみられる。家屋内の典型的不快害虫である。原産地は中国南部とされる。近縁のヤマトゴキブリ P. japonicaは本種に似るがやや小型で細く,前翅は雄では長く腹端を越えるが,雌では短く,腹部中央をわずかに越えるのみである。本州に産し,家屋外にすむ。 (→ゴキブリ類 )
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