Stewart, F. H. XXXI-Report on a Collection of Aquatic Animals Made in Tibet by Captain F. H. Stewart, I.M.S., During the Year 1907--PART I-Introduction, Coelenterates, Nematomorpha, Rotifers and Gastrotricha, Entomostraca, Arachnids, Fish (Systematic) and Batrachia---Rotifers and Gastrotricha from Tibet. rzsi 1908, 2, 0316-0323.