| Dev. time (days) |
Temperature (°C) |
Diam. (mm) |
Salinity (ppt) |
Locality | Country |
| 2.50 | 17.00 | California | USA | ||
| 2.00 | 19.00 | not stated (as S. neopilchardus) | Australia | ||
| 1.75 | 16.00 | 1.82 | SW Africa | () | |
| 3.70 | 11.00 | 1.82 | SW Africa | () |