| Common name | Square-tail |
| Language | English |
| Type | Vernacular |
| Official trade name | No |
| Rank | 3 - (Other common name) |
| Country | Canada |
| Locality | |
| Ref. | Scott, W.B. and E.J. Crossman, 1973 |
| Life stage | juveniles and adults |
| Sex | females and males |
| Core | morphology |
| 1st modifier | |
| 2nd modifier | |
| Remarks | 'Squaretailed', i.e., with a square tail; 'square', i.e., four sided figure, from Old French 'esquare, esqire' from Vulga Latin 'exquadra, exquadrare' (p. 496 in Ref. 11979); 'tail', from prehistoric Germanic 'taglaz' (German 'zagel', i.e., penis; Swedish 'tagel', i.e., horsehair) from Indo-European 'doklos', i.e., something long and thin (p. 519 in Ref. 11979). |