"Diagram showing some stages in the life history of the Tapeworm (taenia). A, Cysticercus or Bladderworm stage, before the "head" protrudes from the bladder; B, same, later stage; C, Strobila, or chain of proglottides, many being omitted; D, embro, such as fill the uterus of the mature proglottides. It is protected by a shell. b, bladder; ex., excretory canals; g, genital pore; h, head or scolex provided with hooks and suckers (s); u, uterus in a mature posterior proglottis; z, zone of budding or segment formation. The numerals show the approximate number of the segments, reckoning from the front." -Galloway, 1915

Tapeworm

"Diagram showing some stages in the life history of the Tapeworm (taenia). A, Cysticercus or Bladderworm…

"Diagram of life history of Taenia solium." -Thomson, 1916

Pork Tapeworm

"Diagram of life history of Taenia solium." -Thomson, 1916