Gravid segments of common tapeworms found parasitizing the intestinal tracts of dogs and cats; From top to bottom: Spirometra mansonoides (top), Taenia sp., Mesocestoides sp., and Dipylidium caninum (bottom); Stack of 12 exposures (© Lance Wheeler, 2018 | Photographer: Lance Wheeler | Owner of Specimens: Texas A&M College of Veterinary Medicine, Department of Veterinary Pathobiology)

Spirometra sp. (Plerocercoid)

Spirometra sp. (Adult Tapeworm)

(aka., Zipper Tapeworm, Sparganosis Tapeworm)

Spirometra sp. proglottids

Spirometra sp. proglottids

Spirometra mansonoides (Adult Tapeworm)

(aka., Zipper Tapeworm, Sparganosis Tapeworm, Diphyllobothrium mansonoides)

Spirometra mansonoides, Taenia sp., Mesocestoides sp., and Dipylidium caninum tapeworms

Spirometra mansonoides, Taenia sp., Mesocestoides sp., and Dipylidium caninum tapeworms

Spirometra mansonoides segments

Spirometra mansonoides segments

Spirometra mansonoides segments

Spirometra mansonoides tapeworm

Spirometra erinaceieuropaei (Adult Tapeworm)

(aka., Zipper Tapeworm, Sparganosis Tapeworm, Spirometra erinacei)

Spirometra erinaceieuropaei proglottids

Spirometra erinaceieuropaei proglottids

Spirometra erinaceieuropaei proglottids