Necrobia ruficollis (English spelling)

...The dorsal surface of each abdominal segment is raised like a knob, which helps the beetle move through its narrow tunnels as the body expands and contracts. The red-necked spotted beetle Necrobia ruficollis is distributed worldwide and gathers on bones and dried fish. The red-legged spotted beetle N. rufipes , a member of the same genus, is often found in food and feed stores.

*Some of the terminology that mentions "Necrobia ruficollis" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…また各腹節の背面は瘤状に隆起するが，体の伸縮に伴って，この隆起が狭いキクイムシの孔道での移動を助ける。アカクビホシカムシNecrobia ruficollisは世界に広く分布し，骨や干魚などに集まる。同属のアカアシホシカムシN.rufipesは食糧倉庫，飼料倉庫にしばしば発生する。…

※「Necrobia ruficollis」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