Proteocephalus torulosus is a species of flatworms in the family Proteocephalidae. They are associated with freshwater habitat. Individuals can grow to 120 mm. They rely on ciliary gliding to move around.
Definition: The duration of the development from fertilized, deposited or implanted egg to hatching/birth. Corresponds to egg incubation duration in oviparous animals and to gestation period duration in viviparous animals.