C14.
C12, round arched with solid tympanum.
In north aisle wall a re-set blocked C12 doorway.
Chancel, largely rebuilt in C19 has trussed rafter roof, with principals carried on carved stone corbels.
Chancel arch, C14, of 2 orders, with octagonal responds.
Nave roof, C14, with tie beams and braced crown posts.
Trefoiled piscina in east wall. (RCHM Monument 1. Dorset Vol III)