This image contains numerous broader than long, mature proglottids of Hymenolepis diminuta, the rat tapeworm. In each proglottid shown here, the genital pore is to the left with the cirrus or penis as the elongate body near the pore.  The three testes are the prominent dark red bodies and the ovary and ootype lie between testes #1 and #2 (counting from the left).  100x