Arrangements of Digits on Hands and Feet

This page is the CodyCross answer for the clue below from All Things Water, Group 1288, Puzzle 1 (Stay Hydrated).

Question is: Arrangements of Digits on Hands and Feet

and the answer is: DACTYLY

Word Meaning:

DACTYLY — (biology) The number and arrangement of digits (fingers and toes) on the hands, feet, or (sometimes) wings, of a tetrapod animal.

Definitions from Wiktionary.