part_of
abdominal sternum 9
apophysis
spiculum
HAO:0000946
The apophysis that is located medially on the anterior margin of the abdominal sternum 9 and corresponds to the site of origin of the mediolateral S9-cupulal muscles.
basal apodeme of ninth abdominal sternum
hypopygeal median stalk
median basal stalk
median hypopygeal stalk
median stalk
median stalk of hypopygium