Proglottid (Tapeworm segment)

Scientific Name: Dipylidium caninum or Taenia species

Order & Family: Order: Cyclophyllidea, Family: Dipylidiidae or Taeniidae

Size: 3mm to 12mm (0.1 to 0.5 inches), often compared to the size of a grain of rice.

Proglottid (Tapeworm segment)

Natural Habitat

Found in the intestinal tract of mammalian hosts (dogs, cats, humans) and expelled onto surfaces where the host rests.

Diet & Feeding

Absorbs nutrients directly from the host's digestive tract through its skin.

Behavior Patterns

As individual segments of a larger tapeworm, proglottids are mobile when fresh and crawl out of the host's anus; they eventually dry out, resembling sesame seeds, and release eggs.

Risks & Benefits

Risks include parasitic infection in pets and occasionally humans (especially children); benefits are none. It indicates a need for deworming treatment.

Identified on: 3/7/2026