Acantholichen galapagoensis
Acantholichen galapagoensis is a species of basidiolichen in the family Hygrophoraceae. Found in the Galapagos Islands, it was formally described as a new species in 2016 by Manuela Dal-Forno, Frank Bungartz, and Robert Lücking. The type specimen was collected in Isla Santa Cruz at an elevation of . Here in a dense forest of "Cinchona pubescens" it was found growing over "Frullania" liverworts. The specific epithet refers to its type locality.