"Length (from the front of the eye to the tip of the telson) standard deviation of Meganyctiphanes norvegica (ITIS: 95534: WoRMS 110690) [Stage: sub-adult+adult Sex: male Subgroup: without external spermatophores]"@en . . "BA7B564A" . "The square root of the average of the squares of deviations about the mean of a set of values of the specified measurement." . .