Takahashi, N. (2018) A new soldier beetle Malthinellus exiguus sp. nov. (Coleoptera: Cantharidae) from the Ryukyus in southwestern Japan, with a key to Japanese species. Zootaxa, 4403(2): 395-400.
Malthinellus exiguus sp. nov.を沖縄本島と久米島から記載。丁寧でよい論文。同属9番目の種。