Ryukyu Blue Banded Bee

甜無墊蜂 / Ryukyu blue banded bee / アオスジコシブトハナバチ (Amegilla calceifera)

Species information

Scientific name: Amegilla calceifera
Japanese name: アオスジコシブトハナバチ
Chinese name: 甜無墊蜂
English name: Ryukyu blue banded bee
Origin: Amami Oshima to Yonaguni

Ecology and description

Ryukyu blue banded bee has striking blue stripes on its abdomen and does not build beehives. Male bees rest at night by clamping onto branches with their mandibles.

Field photographs taken during our tours, with observation dates

During our nighttime 【Herping】 tours, we sometimes see this species resting on branches, but it is not commonly observed.

Ryukyu blue banded bee (Amegilla calceifera) Aug 25, 2025 4 male bees resting by clamping on branches Iriomote
Aug 25, 2025, Iriomote, 4 male bees clamping onto branches and resting
Ryukyu blue banded bee (Amegilla calceifera) May 9, 2026 male bee sleeping by clamping on a branch Kunigami
May 9, 2026, Kunigami, male bee sleeping by clamping onto a branch
Ryukyu blue banded bee (Amegilla calceifera) Nov 8, 2023 individual visiting flowers during the day Kunigami
Nov 8, 2023, Kunigami, individual visiting flowers during the day