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Illinois, Iowa, Wisconsin, Minnesota, Mississippi Basin, USA
Higley R 1918 {10252} study area: 'Illinois- near Urbana and Havana (central), Cedar Lake (north); Iowa- Fairport, Grandview, Grinnel; Minnesota- Homer; Wisconsin- Milwaukee
latitude: 42.5
longitude: -90.639999
Precision of location: Gauged from chart or map
Site Named Here: By name of sea, gulf, or country named in source publication
| Stenostomum glandiferum | 1915-1917 | several ponds in the Mississippi study area. No location specified. | ||
| Stenostomum leucops | 1915-1917 | several locations in the Mississippi study area. No location specified. | ||
| Macrostomum caudatum | 1915-1917 | several locations in the Mississippi study area. No location specified. | ||
| Dalyellia dodgei | 1915-1917 | mud, algae, leaves from oak trees | several locations in the Mississippi study area. No location specified. 'small temporary pond which during April was up to four feet deep but which would later dry completely unless rains were especially heavy.' | |
| Dalyellia megacephala | 1915-1917 | mud, algae | several locations in the Mississippi study area. No location specified. | |
| Rhynchomesostoma rostratum | 1915-1917 | mud, algae, dead leaves, dead sticks | several locations in the Mississippi study area. No location specified. Small temporary pond | |
| Mesostoma simplex | 1915-1917 | algae | location in the Mississippi study area. No location specified. Pond. | |
| Dalyellia alba | 1917 or earlier | mud | muddy bottom, with roily dark water, some amount of leaves and other organic debris and much floating Cladophora... |