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Clicking on a marker will show information available about the collection site. (Compare with corresponding letter in table.)
| Scroll through list of sites as necessary. | site | collection date | depth | substrate | salin | locality kind | comments | reference |
|---|---|---|---|---|---|---|---|---|
| A | Chubu-chiho (Chubu District), Honshu, Japan | 1974 or earlier | Kawakatsu M (1974) 308 | |||||
| B | Honshû (Hondo, Honsyu, Honshiu, Honschiu) Island, Japan | 1916 or earlier | freshwater | default type | Middle and South Hokkaido, North adn Middle Honshû. | Ijima I, Kaburaki T (1916) from Kawakatsu 1969 (citation)- p. 68 | ||
| C | Japan (Nippon, Yaponiya, Nihon, Japon, Giappone) | 1916 or earlier | default type | Ijima I, Kaburaki T (1916) abstract | ||||
| D | point to represent Zenkôji-daira Height and adjacent mountain districts, Chûbu Region, Honshû, Japan | 1952-1971 | freshwater | common between altitudes of 1060 1920 m | Kawakatsu M, Murayama H, Nimura F (1971) 51-52 | |||
| E | Okushiri Island, Japan | 1974 or earlier | South and Central Hokkaido (seaboard and the Lake Onuma districts in the Oshima Peninusula, northeastern part of the Lake Shikotsu-ko district, the Erimo Cape, the Hidaka Mountains, the Mts. Daisetsu district and the southern part Kitami Mts.) | Kawakatsu M (1974) 308 | ||||
| F | Kanto-chiho (Kanto District, East of the Barrier, Kwanto, Quanto), Honshu, Japan | 1974 or earlier | Kawakatsu M (1974) 308 | |||||
| G | Shakotan-misaki (Syakotan Peninsula), Japan | 1974 or earlier | Kawakatsu M (1974) 308 | |||||
| H | Tsugaru-hanto (Tsugaru Peninsula), Japan | 1974 or earlier | Kawakatsu M (1974) 308 | |||||
| I | Oshima-hanto (Watari Shima, Oshima Peninsula), Japan | 1974 or earlier | South and Central Hokkaido (seaboard and the Lake Onuma districts in the Oshima Peninusula, northeastern part of the Lake Shikotsu-ko district, the Erimo Cape, the Hidaka Mountains, the Mts. Daisetsu district and the southern part Kitami Mts.) | Kawakatsu M (1974) 308 | ||||
| J | Niseko, Japan | 1974 or earlier | Kawakatsu M (1974) 308 | |||||
| K | Tohoku-chiho (Tohoku District, O-chiho), Honshu, Japan | 1974 or earlier | Kawakatsu M (1974) 308 | |||||
| L | point to represent the eastern part of the Aomori Prefecture, Japan | 1970 or earlier | freshwater | most common in both the cold-water mountain streams and in some cold-water springs in the seaward district (10-780 metres). | Kawakatsu M, Teshirogi W, Fujiwara H (1970) 127-128 | |||
| M | Shimokita-hanto (Tonami-hanto, Shimokita Peninsula), Japan | 1974 or earlier | Kawakatsu M (1974) 308 | |||||
| N | Shikotsu-Toya National Park (Shikotsu-Doya), Japan | 1974 or earlier | Kawakatsu M (1974) 308 | |||||
| O | point to represent the western part of the Shimokita Peninsula, Aomori Prefecture, Japan | 1970 or earlier | freshwater | was found in some cold-water stations in the mountainous district in the western part of the Shimokita Peninsula (altitude between 500-700 m) | Kawakatsu M, Teshirogi W, Tsushima K (1970) 115 | |||
| P | Teuri-to (Teuri, Teuresima), Japan | 1974 or earlier | Teure Island. | Kawakatsu M (1974) 308 | ||||
| Q | Shikotsu-ko (Shikotsu Lake), Japan | 1974 or earlier | South and Central Hokkaido (seaboard and the Lake Onuma districts in the Oshima Peninusula, northeastern part of the Lake Shikotsu-ko district, the Erimo Cape, the Hidaka Mountains, the Mts. Daisetsu district and the southern part Kitami Mts.) | Kawakatsu M (1974) 308 | ||||
| R | Yagishiri-to (Yangeshiri, Yangesirizima, Yangesiri Sima), Japan | 1974 or earlier | Yangishiri Island. | Kawakatsu M (1974) 308 | ||||
| S | Mashike-cho (Mashike-machi), Japan | 1974 or earlier | Kawakatsu M (1974) 308 | |||||
| T | Yabari mountains (Yubari-sanchi), Japan | 1974 or earlier | Kawakatsu M (1974) 308 | |||||
| U | Hidaka, Japan | 1967-1970 | south-western slope of the Hidaka Mountain Range. The main river systems are the Mukawa, the Saru, the Monbetsu, and the Nikappu. Survey from spring to autumn. Common between altitudes of 200-1520 m | Kawakatsu M, Shimamura M (1974) 87 from abstract | ||||
| V | Hidaka-sammyaku (Hidaka mountains, Hitaka), Japan | 1974 or earlier | South and Central Hokkaido (seaboard and the Lake Onuma districts in the Oshima Peninusula, northeastern part of the Lake Shikotsu-ko district, the Erimo Cape, the Hidaka Mountains, the Mts. Daisetsu district and the southern part Kitami Mts.) | Kawakatsu M (1974) 308 | ||||
| W | Daisetsuzan National Park, Hokkaidō, Japan | 1968 | freshwater | Kawakatsu M, Iwaki S, Yamada T (1969) p. 94 | ||||
| X | Daisetsu-zan (Daisetsu mountains), Japan | 1974 or earlier | South and Central Hokkaido (seaboard and the Lake Onuma districts in the Oshima Peninusula, northeastern part of the Lake Shikotsu-ko district, the Erimo Cape, the Hidaka Mountains, the Mts. Daisetsu district and the southern part Kitami Mts.) | Kawakatsu M (1974) 308 | ||||
| Y | Hokkaido (Hokushu, Jesso, Yeso, Yezo), Japan | 1916 or earlier | freshwater | default type | Middle and South Hokkaido, North adn Middle Honshû. | Ijima I, Kaburaki T (1916) from Kawakatsu 1969 (citation)- p. 68 | ||
| Z | Erimo-misaki (Erimo Cape), Japan | 1974 or earlier | South and Central Hokkaido (seaboard and the Lake Onuma districts in the Oshima Peninusula, northeastern part of the Lake Shikotsu-ko district, the Erimo Cape, the Hidaka Mountains, the Mts. Daisetsu district and the southern part Kitami Mts.) | Kawakatsu M (1974) 308 | ||||