Expected handedness for Tubuca signata is 50% right-handed and 50% left-handed
Observed handedness (based on raw totals across all data sets) is 54.65% right-handed, 45.35% left-handed
The following figure displays the left and right counts for each individual data set.
| Reference | Right Count | Left Count | Right % | Left % | Notes |
|---|---|---|---|---|---|
| Jones & George (1982) | 180 | 153 | 0.540 | 0.460 | Right/left counts derived from reported totals and proportions |
| Rosenberg (2000) | 2 | 1 | 0.667 | 0.333 | |
| Yamaguchi (1994) | 53 | 39 | 0.576 | 0.424 | |
| Yamaguchi (1994) | 0 | 2 | 0.000 | 1.000 | The "subspecies" were only listed in the details, not the primary table |