Multiattack

The serpentine lamia makes two attacks, only one of which can be a constrict attack.

Scimitar

Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 5 (1d6 + 2) slashing damage.

Constrict

Melee Weapon Attack: +4 to hit, reach 5 ft., one creature. Hit: 5 (1d6 + 2) bludgeoning damage. If the target is a Medium or smaller creature, it is grappled (escape DC 12). Until this grapple ends, the target is restrained, and the serpentine lamia can't constrict another target.

Shortbow

Ranged Weapon Attack: +4 to hit, range 80/320 ft., one target. Hit: 5 (1d6 + 2) piercing damage.