The word Nuplii is misspelled against Nauplii, which is plural of "Nauplius"
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Word contains consecutive vowels 'AU' in between alphabets n & plii is misspelled as 'U' as letter 'A' is phonetically ignored
Wrong Spelling:  n-u-plii 
Correct Spelling:  n-au-plii 
Check more misspelled words of Nauplii to spell it correct.