| site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|
| A | Zurich (Zürich), Switzerland | 2461 | 1895 or earlier | type locality | freshwater | standing freshwater near Zürich. | Keller J (1895): from Graff L v 1913 (citation)- p 31 | ||
| B | Zurich (Zürich), Switzerland | 2461 | 1895 or earlier | default type | in an aquarium. | Keller J (1895): abstract |