Endangered Species (7):

Neo-tropical Migratory Songbirds

  • Golden-cheeked Warbler (Setophaga chrysoparia)

Karst Invertebrates

  • Tooth Cave pseudoscorpion (Tartarocreagris texana)
  • Tooth Cave spider (Tayshaneta myopica)
  • Tooth Cave ground beetle (Rhadine persephone)
  • Kretschmarr Cave mold beetle (Texamaurops reddelli)
  • Bone Cave harvestman (Texella reyesi)
  • Bee Creek Cave harvestman (Texella reddelli)

Species of Concern (28):

  • Black-capped Vireo (Vireo atricapilla) - In May 2018, the US Fish and Wildlife Service removed the Black-capped Vireo (Vireo atricapilla) from the federal List of Endangered and Threatened Wildlife, and cited the need for current habitat protections for the species as an important component to its future success. The Balcones Canyonlands Preserve will continue to protect habitat for this Neotropical songbird.

Karst Invertebrates


Sphalloplana mohri


Candona sp. nr. stagnalis


Caecidotea reddelli, Trichoniscinae N.S., Miktoniscus N.S.


 Cicurina wartoni, Cicurina ellioti, Cicurina bandida, Cicurina reddelli, Cicurina reyesi, Cicurina cueva, Cicurina travisae, Tayshaneta concinnaTayshaneta deviaEidmannella reclusa


Aphrastochthonius N. S., Tartarocreagris comanche, Tartarocreagris reddelli, Tartarocreagris intermedia, Tartarocreagris N. S. 3


Speodesmus N. S.


Texella spinoperca

Ground Beetles

Rhadine austinica, Rhadine s. subterranean, Rhadine s. mitchelli


  • Canyon Mock Orange (Philadelphus ernestii)
  • Texabama Croton (Croton alabamensis var. texensis)