Strongyluris similis

have host

• Global Biotic Interactions: Urosaurus auriculatus (Cope 1871) (Socorro Island Tree Lizard)
• Global Biotic Interactions: Uta stansburiana Baird & Girard 1852 (common side-blotched lizard)
• Global Biotic Interactions: Sceloporus jarrovii Cope 1875 (Yarrow's Spiny Lizard)
• Global Biotic Interactions: Sceloporus clarkii Baird & Girard 1852 (Clark's spiny lizard)
• Global Biotic Interactions: Sceloporus torquatus Wiegmann 1828

parasitize

• Global Biotic Interactions: Petrosaurus thalassinus repens
• Global Biotic Interactions: Sceloporus nelsoni Cochran 1923 (Nelson's Spiny Lizard)
• Global Biotic Interactions: Sceloporus angustus (Dickerson 1919) (Santa Cruz Island Sator)
• Global Biotic Interactions: Crotaphytus reticulatus Baird 1858 (Reticulate Collared Lizard)
• Global Biotic Interactions: Sceloporus torquatus Wiegmann 1828