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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 | Portland, Oregon, USA | 1963 or earlier | freshwater | evidently common in the vicinity of Portland. | Hyman LH (1963) 4 | |||
| B | Crystal Springs, Eastmoreland District, Portland, Oregon, USA | Sep 12, 1967 | freshwater | Woodbury Spring in Crystal Springs area, one-half block south of Holgate on 28th Avenuue. water almost stagnant, clear, 11.2 degrees C., pH 6.3, many D. vaginata taken on liver bait, both young and mature. Possibly same location mentioned by Hyman. | Kenk R (1973) 6 | |||
| C | Negro Creek, Whitman County, Washington, USA | Aug 1, 1970 | freshwater | 5 specimens collected by Mrs. Virginia Erickson and sent to [Kenk] alive, one of them mature. | Kenk R (1973) 6 | |||
| D | Flathead Lake, Montana, USA | Mar, Jul 1933 | stones | freshwater | type locality | specimens received in 1933 from Dr. R. T. Young of the University of Montana. | Hyman LH (1935) 338, 344 | |
| E | Yellow Bay Creek, Montana, USA | Aug-Sep 1969 | freshwater | collected by Frank P. Crawley and shipped to me alive, one specimen. | Kenk R (1973) 6 | |||
| F | Greenough Park, Missoula County, Montana, USA | May 21, 1968 | freshwater | feeder spring and creek for Rattlesnake Creek (1 mile from Clark Fork RIver). water slightly muddy, 10 degrees C., 8 specimens collected by Mr. F.P. Crowley, most of them sexually mature. | Kenk R (1973) 6 | |||
| G | Belgrade, Gallatin County, Montana, USA | Sep 2, 1967 | freshwater | spring north of Belgrade, in outlet crossing the county road about 4 miles north of junction with U.S. Highway 10. water almost stagnant, with much vegetation, temperature 10.4 degrees C., pH 7.5, 5 immature specimens under stones. | Kenk R (1973) 5 | |||
| H | Belgrade, Gallatin County, Montana, USA | Sep 2, 1967 | freshwater | tribuary of Thompson Creek, crossing the county road north of Belgrade, 4.3 miles from junction with U.S. Highway 10. water with fast current, temperature 10.8 degrees C., pH 7.6, 15 specimens under stones, 5 of them mature. | Kenk R (1973) 5 | |||
| I | Belgrade, Gallatin County, Montana, USA | Sep 4, 1967 | freshwater | tribuary of Thompson Creek, crossing the county road north of Belgrade, 4.3 miles from junction with U.S. Highway 10. 10 specimens of various sizes, 4 of them mature, under stones. | Kenk R (1973) 5 | |||
| J | Belgrade, Gallatin County, Montana, USA | Jun 4, 1970 | freshwater | tribuary of Thompson Creek, crossing the county road north of Belgrade, 4.3 miles from junction with U.S. Highway 10. 14.0 degrees C., 4 specimens under stones, 2 of them mature (Polycelis sp. also occurs in this locality). | Kenk R (1973) 5 | |||
| K | Belgrade, Gallatin County, Montana, USA | Sep 2, 1967 | freshwater | tribuary of Gallatin River, opening into the river above the bridge on U.S. Highway 10, 5.3 road miles northwest of Belgrade. water fast, clear, 16.6 degrees C., pH 8.8, 2 specimens under stones, 1 of them mature. | Kenk R (1973) 5 | |||