Terminal and connector

A terminal comprising:

• an electric wire;
• and
• a terminal being connected to the electric wire, the terminal including a box, and an electric wire connecting unit, wherein
• a cross section of the box in a direction perpendicular to a front-rear direction has a rectangular shape,
• the box includes a bottom plate, a first side plate, a second side plate, an inner plate, and a ceiling plate,
• the first side plate and the second side plate face each other in a width direction,
• the bottom plate and the inner plate face each other in a height direction,
• the ceiling plate is superimposed on the inner plate on a side of the inner plate opposite to a side thereof facing the bottom plate, has a notch formed at the midpoint in the front-rear direction, and includes a front ceiling plate on a front direction side and a rear ceiling plate on a rear direction side,
• the front ceiling plate includes a first locked unit on the rear direction side,
• the rear ceiling plate includes a projection part engagement surface on the front direction side and a second locked unit on the rear direction side,
• the inner plate includes a projection part that projects on the ceiling plate side, and
• the projection part is engaged with the projection part engagement surface in the front-rear direction.