The nephridia which are found in a region of intestine are
Integumentary nephridia
Pharyngeal nephridia
Septal nephridia
Both (1) & (3)
As we learned
Septal Nephridia -
They are well developed and largest nephridia, found attached to both sides of each intersegmental septum behind the 15th segment.
- wherein
They are only nephridia which has nephrostome funnel. They are enteronephric and release their waste into alimentary canal.