Etymology: From Greek strongylos (round, cylindrical) + eidos (form); and Latin stercorarius (of dung). “Round-form worm of the dung.”
Ancylostoma duodenale (十二指肠钩虫)
Etymology: From Greek ankylos (hooked) + stoma (mouth); and Latin duodenale (relating to the duodenum). “Hooked-mouth worm of the duodenum.”
Necator americanus (美洲钩虫)
Etymology: From Latin necator (killer, murderer) and americanus (of America). “The American killer.” Named for its significant morbidity.
Ascaris lumbricoides (蛔虫)
Etymology: From Greek askaris (intestinal worm); and Latin lumbricus (earthworm) + oides (resembling). “Intestinal worm resembling an earthworm.”
Trichuris trichiura (鞭虫)
Etymology: From Greek thrix (hair) + oura (tail), but is a misnomer; the anterior end is hair-like, not the tail. “Hair-tail worm.”
Enterobius vermicularis (蛲虫)
Etymology: From Greek enteron (intestine) + bios (life); and Latin vermiculus (little worm). “Little worm that lives in the intestine.”
Cestodes (Tapeworms，绦虫类)
Taenia saginata (牛肉绦虫)
Etymology: From Greek tainia (ribbon, band); and Latin saginatus (fattened, plump). “Fattened ribbon.”
Taenia solium (猪肉绦虫)
Etymology: From Greek tainia (ribbon, band); and Latin solium (throne, seat), but likely used in the sense of “solitary.” “Solitary ribbon.”
Diphyllobothrium latum (广节裂头绦虫)
Etymology: From Greek dis (twice) + phyllon (leaf) + bothrion (pit, sucker); and Latin latum (wide). “Wide worm with two leaf-like suckers.”
Hymenolepis nana (微小膜壳绦虫)
Etymology: From Greek hymen (membrane) + lepis (scale); and Latin nanus (dwarf). “Dwarf-like scaly membrane,” referring to its small size.
Echinococcus granulosus (细粒棘球绦虫)
Etymology: From Greek echinos (hedgehog, spiny) + kokkos (berry); and Latin granulosus (full of grains). Refers to the “spiny berry” (the hydatid cyst) and its “granular” content (protoscoleces).