English: Supplemental notes on the studies of Japanese fleas. Part : Morphological observations on the differences between Echidnophaga gallinacea and Echidnophaga murina , : with collecting records of E. murina in Japan
Japanese: 邦産蚤類に関する知見補遺 : Echidnophaga gallinacea と Echidnophaga murina の鑑別について : 附. 本邦における E. murina の採集記録