Between March 2004 and December 2006, and again between March 2010 and June 2013, we examined a total of 70 individual herpetofaunal members from 9 counties and 4 biotic provinces of Texas for coccidians, helminths, and ectoparasites. Twenty-three of 42 (55%) of the amphibians and four of 28 (14%) of the reptiles were infected/infested including Great Plains narrowmouth toad (Gastrophryne olivacea) with Aplectana incerta; Coastal Plain toad (Incilius nebulifer) with A. incerta and Mesocoelium cf. monodi; Rio Grande leopard frog (Lithobates berlandieri) and Plains leopard frog (Lithobates blairi) with Hannemania dunni; spring peeper (Pseudacris crucifer) with acuariid larvae; prairie kingsnake (Lampropeltis calligaster calligaster) with Caryospora duszynskii; Texas blind snake (Rena dulcis) with Parapharyngodon sp.; Texas banded gecko (Coleonyx brevis) with Spauligodon sp.; and Texas patchnose snake (Salvadora grahamiae lineata) multiply infected with Renifer aniarum, Spauligodon goldbergi, and an acanthocephalan cystacanth. Eight new host and 2 new distributional records are reported herein.