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Keizo Yasumatsu

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Publication

Featured researches published by Keizo Yasumatsu.

Insecta Matsumurana | 1954

Orussus boninensis, a new species of Orussidae from the Bonin Islands (Hymenoptera)

Keizo Yasumatsu

Insecta Matsumurana | 1956

Two new species of Roproniidae (Hymenoptera)

Keizo Yasumatsu

Insecta Matsumurana | 1939

Three new or unrecorded Apoidea from Saghalien (Hymenoptera)

Keizo Yasumatsu

Insecta Matsumurana | 1937

Ibalinae of Nippon (Hym., Cynipidae)

Keizo Yasumatsu

Insecta Matsumurana | 1958

A NEW SPECIES OF THE GENUS ROPRONIA FROM SAGHALIEN (Hymenoptera, Roproniidae)

Keizo Yasumatsu

Insecta Matsumurana | 1950

Discovery of an ant of the Genus Lordomyrma Emery in Eastern Asia (Hym.)

Keizo Yasumatsu

Insecta Matsumurana | 1949

Synonymy and other taxonomic notes on the two commonest bumble bees of Eastern Asia

Keizo Yasumatsu

Insecta Matsumurana | 1942

Notes on some Micronesian Elasmidae and Eucharidae (Hymenoptera, Chalcidoidea)

Keizo Yasumatsu

Insecta Matsumurana | 1941

Beitrag zur Kenntnis der Echthromorpha-Fauna Mikronesiens (Hym., Ichneumonidae)

Keizo Yasumatsu

Insecta Matsumurana | 1938

A new interesting Megachile-species from Japan (Hym., Megachilidae)

Keizo Yasumatsu

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