Blood Drain

Melee Weapon Attack: +5 to hit, 5 ft., one creature,. 8 (2d4+3) piercing damage and it attaches to the target. While attached jeholopterus doesn't attack. Instead at start of each of jeholopterus's turns target loses 8 (2d4+3) hp due to blood loss. The jeholopterus can detach itself by spending 5 ft. of its movement. It does so after it drains 15 hp of blood from the target or the target dies. A creature including the target can take its action to detach the jeholopterus by succeeding on a DC 13 Str check.

Claw

Melee Weapon Attack: +5 to hit, 5 ft., one creature,. 7 (1d6+3) slashing damage.