| Type | Author(s) | Title | Other Titles | Citation | Citation(alt) | Issue Date |
| bulletin (article) | Takagi, Sadao | A POSSIBLE CASE OF SITE-CAUSED POLYMORPHISM IN AULACASPIS (HOMOPTERA : COCCOIDEA : DIASPIDIDAE) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Sep-1988 |
| bulletin (article) | Takagi, Sadao | NOTES ON THE BEESONIIDAE (HOMOPTERA : COCCOIDEA) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Oct-1987 |
| bulletin (article) | Takagi, Sadao | TWO NEW PARLATORIINE SCALE INSECTS WITH ODONASPIDINE CHARACTERS : THE OTHER SIDE OF THE COIN (HOMOPTERA : COCCOIDEA : DIASPIDIDAE) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Oct-1987 |
| bulletin (article) | Takagi, Sadao | THE SCALE INSECT GENUS CHIONASPIS : A REVISED CONCEPT (HOMOPTERA : COCCOIDEA : DIASPIDIDAE) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Nov-1985 |
| bulletin (article) | Takagi, Sadao | SOME ASPIDIOTINE SCALE INSECTS WITH ENLARGED SETAE ON THE PYGIDIAL LOBES (HOMOPTERA : COCCOIDEA : DIASPIDIDAE) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Feb-1984 |
| bulletin (article) | Takagi, Sadao | THE SCALE INSECT GENUS SMILACICOLA, WITH PARTICULAR REFERENCE TO ATAVISTIC POLYMORPHISM IN THE SECOND INSTAR (HOMOPTERA : COCCOIDEA : DIASPIDIDAE) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Oct-1983 |
| bulletin (article) | Takagi, Sadao | THE GENUS MEGACANTHASPIS, A POSSIBLE RELIC OF AN EARLIER STOCK OF THE DIASPIDIDAE (HOMOPTERA : COCCOIDEA) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Sep-1981 |
| bulletin (article) | Takagi, Sadao | A FURTHER STUDY ON THE HORII-GROUP OF FIORINIA (HOMOPTERA : COCCOIDEA : DIASPIDIDAE) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Jun-1979 |
| bulletin (article) | Takagi, Sadao; Howell, James O. | THE GENUS QUERNASPIS, A POSSIBLE ASIO-AMERICAN ELEMENT IN SCALE INSECT BIOGEOGRAPHY (HOMOPTERA : COCCOIDEA) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Jul-1977 |
| bulletin (article) | Takagi, Sadao | FIVE SPECIES OF DIASPIDIDAE ASSOCIATED WITH PINACEAE IN CENTRAL NEPAL (HOMOPTERA : COCCOIDEA) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Jul-1977 |
| bulletin (article) | Naruse, Kan'ya; Takagi, Sadao | RECORDS OF SIX SPECIES OF CICADIDAE FROM NEPAL, WITH DESCRIPTION OF A NEW SPECIES (HOMOPTERA) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Jul-1977 |
| bulletin (article) | Nakao, Shun-ichi; Takagi, Sadao; Tachikawa, Tetsusaburo; Wongsiri, Tanongchit | SCALE INSECTS COLLECTED ON CITRUS AND OTHER PLANTS AND THEIR HYMENOPTEROUS PARASITES IN THAILAND | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Jul-1977 |
| bulletin (article) | Takagi, Sadao | COCCOIDEA COLLECTED BY THE HOKKAIDO UNIVERSITY EXPEDITION TO NEPAL HIMALAYA, 1968 (HOMOPTERA) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Jul-1975 |
| bulletin (article) | Takagi, Sadao | THE HORII-GROUP OF FIORINIA ASSOCIATED WITH RHODODENDRONS IN EAST ASIA (HOMOPTERA : COCCOIDEA : DIASPIDIDAE) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Jul-1975 |
| bulletin (article) | Ben-dov, Y.; Takagi, Sadao | RESURRECTION OF NATALASPIS MACGILLIVRAY, WITH NOTES ON THE IDENTITY AND ON THE LARVAE OF ITS TYPE-SPECIES (HOMOPTERA : COCCOIDEA) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Mar-1974 |
| bulletin (article) | Takagi, Sadao | AN APPROACH TO HEMIBERLESIA PROBLEM (HOMOPTERA : COCCOIDEA) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Mar-1974 |
| bulletin (article) | Takagi, Sadao; Yamamoto, Masamune | TWO NEW BANANA-INFESTING SCALE INSECTS OF HEMIBERLESIA OR ABGRALLASPIS FROM ECUADOR (HOMOPTERA : COCCOIDEA) | - | Insecta matsumurana. New series : journal of the Faculty of Agriculture Hokkaido University, series entomology. | - | Mar-1974 |
| bulletin (article) | Takagi, Sadao | DIASPIDIDAE OF TAIWAN BASED ON MATERIAL COLLECTED IN CONNECTION WITH THE JAPAN-U.S. CO-OPERATIVE SCIENCE PROGRAMME, 1965 (HOMOPTERA : COCCOIDEA) PART 2 | - | Insecta matsumurana | - | Nov-1970 |
| bulletin (article) | Takagi, Sadao | DIASPIDIDAE OF TAIWAN BASED ON MATERIAL COLLECTED IN CONNECTION WITH THE JAPAN-U.S. CO-OPERATIVE SCIENCE PROGRAMME, 1965 (HOMOPTERA : COCCOIDEA) | - | Insecta matsumurana | - | Aug-1969 |
| bulletin (article) | Takagi, Sadao | THE DIPTEROUS GENUS DIOSTRACUS LOEW (DOLICHOPODIDAE) | - | Insecta matsumurana | - | Dec-1968 |
