Larva found in muscle is -
Larvae of trichinella spiralis becomes encysted in the striated muscle fiber and at the time of encystment measures 1mm in length by 36 micro metre in diameter. Larva in cyst is coiled and hence the name spiralis. Ref : panikers textbook of Medical parasitology 8th edition page 171
Trichinella spiralis
Ancylostoma duodenale
Trichuris trichura
Enterobius vermicularis
parasitology