The short worm lizard (Pachycalamus brevis) is a species of reptile in the Trogonophidae family. It is monotypic within the genus Pachycalamus. It is found on the island of Socotra. References Gans, C. (2005). CHECKLIST AND BIBLIOGRAPHY of the AMPHISBAENIA OF THE WORLD. Bull. Am. Mus. Nat. Hist. 289: 1-130 Günther, A. (1881). Descriptions of the amphisbaenians and ophidians collected by Prof. J.B. Balfour in the Island of Socotra. Proc. Zool. Soc. London 1881: 461-463 Rösler, H. 1999. Pachycalamus brevis GÜNTHER 1881 - Biologie und erste Eindrücke einer Terrarienhaltung. Elaphe 7 (1): 19-21 Rösler, H. & Wranik, W. 2004. A key and annotated checklist to the reptiles of the Socotra archipelago. Fauna of Arabia 20: 505-534 External links Worldwildlife.org Pachycalamus in the Reptile Database Trogonophidae Endemic fauna of Socotra Reptiles described in 1881 Taxa named by Albert Günther