A.T. Robertson Commentary Mark 8:14

"And they forgot to take bread; and they had not in the boat with them more than one loaf." — Mark 8:14 (ASV)

Bread (αρτους).

Loaves , plural.

More than one loaf (ε μη ινα αρτον). Except one loaf. Detail only in Mark. Practically for thirteen men when hungry.