Gazelle : The Palestinian Biological Bulletin (ISSN 0178 – 6288) . Number 120, December 2014, pp. 30-53. | Page 20

49 Wikipedia. HaMakhtesh HaGadol. https://en.wikipedia.org/wiki/HaMakhtesh_HaGadol Wikipedia. Matmor Formation. https://en.wikipedia.org/wiki/Matmor_Formation Wikipedia. Sphincterochila boissieri . http://en.wikipedia.org/wiki/Sphincterochila_boissieri Wikipedia. Vetigastropoda. https://en.wikipedia.org/wiki/Vetigastropoda Wilson, Mark (2013). Wooster’s Fossil of the Week: An almost planispiral gastropod from the Middle Jurassic of southern Israel. (11th August 2013). http://woostergeologists.scotblogs.wooster.edu/2013/08/11/woosters-fossil-of-theweek-an-almost-planispiral-gastropod-from-the-middle-jurassic-of-southern-israel/ Wilson, M.A.; Feldman, H.R.; Krivicich, E.B. (2010). Bioerosion in an equatorial Middle Jurassic coral-sponge reef community (Callovian, Matmor Formation, southern Israel). Palaeogeography, Palaeoclimatology, Palaeoecology 289: 93–101. Yom-Tov, Yoram (1970). The Effect of Predation on Population Densities of Some Desert Snails. Ecology (Ecology, Vol. 51, No. 5) 51 (5): 907–911. Yom-Tov Y. (1971). The biology of two desert snails Trochoidea (Xerocrassa) seetzeni and Sphincterochila boissieri. Israel Journal of Zoology 20: 231-248. Yom-Tov Y. & Galun M. (1971). Note on the feeding habits of the desert snail Sphincterochila boissieri Charpentier and Trochoidea (Xerocrassa) seetzeni Charpentier. Veliger 14: 86-88. Zilch A. M. (1960). Handbuch der Paläozoologie 6(4): 601-835. page 663. The new Subspecies Sphincterochila boissieri ummdimna Khalaf, 2014. Photo by the Author. 22.12.2014. https://www.flickr.com/photos/50022881@N00/16034911818/ Gazelle : The Palestinian Biological Bulletin – Number 120 – December 2014