Examples from the Web for biramous
It is likely that the trunk-limbs were also biramous, with additional endites and exites.
The anterior of the three pairs of Nauplius appendages (At1) is uniramous, and the two posterior (At2, and md) are biramous.The Works of Francis Maitland Balfour, Volume II (of 4)|Francis Maitland Balfour
There are four pairs of biramous cephalic appendages, which differ only very slightly from the appendages of the thorax.
Like some of the Ostracoda, the more primitive Copepoda have biramous antenn.
The sixth segment of the abdomen has a pair of biramous appendages, which, with the telson, form a swimming-fan.The Sea-beach at Ebb-tide|Augusta Foote Arnold