Pristurus crucifer, also known commonly as the cross-marked semaphore gecko or Valenciennes rock gecko, is a species of lizard in the familySphaerodactylidae. The species is native to eastern Africa and western Asia.
Largen M, Spawls S (2010). Amphibians and Reptiles of Ethiopia and Eritrea. Frankfurt am Main: Edition Chimaira / Serpents Tale. 694 pp. ISBN978-3899734669. (Pristurus crucifer, p. 330).
Rösler H (2000). "Kommentierte Liste der rezent, subrezent und fossil bekannten Geckotaxa (Reptilia: Gekkonomorpha)". Gekkota2: 28–153. (Pristurus crucifer, p. 106). (in German).
Spawls S, Howell K, Hinkel H, Menegon M (2018). Field Guide to Eat African Reptiles, Second Edition. London: Bloomsbury Natural History. 624 pp. ISBN978-1472935618. (Pristurus crucifer, p. 71).
Valenciennes A (1861). "Note sur les animaux d' Abissinie rapportés par M. Courbon ". Comptes rendus hebdomadaires des séances de l'Académie des sciences, Paris52: 433–434. (Gymnodactylus crucifer, new species, p. 433). (in French).