On some neic Steneomurs from the Oxford Clay. 299 



tending to post-alar calli, aclmedian stripes extending from 

 front margin to aliout one-third of distance from transverse 

 suture to pr^esutural furrow, median stripe, when present, 

 usually pointed anteriorly and not extending to front margin, 

 but behind broad and reaching praesutural furrow ; below 

 outer dorsal stripe on each side, especially in ^ , there is 

 often an additional dark longitudinal stripe ; in ^ specimens 

 in certain lights a broad dark stripe can be seen running 

 from hind margin of humeral callus, across upper portion of 

 mesopleura, to mesopleural suture. Abdomen : venter grey, 

 median scutes darker. 



India, Ceylon, Sokotra, Cyprus, Senegal, and Congo Free 

 State : types of ^ and ? and four other specimens from 

 India {Bombay Natural History Society) ; 2 ? ? from Cal- 

 cutta, India, 23. vii. 1907, " on draught bullocks, burrowing 

 into the bair" {received front the Indian Museum, Calcutta) ; 

 1 cJ, 1 ? , from Mussoorie, United Provinces, India, Sept. 

 1906, and 1 $ from Allahabad, United Provinces, India, 

 11. X. 1905 (F. M. Howlett); 2 (^ c? , 5 ? ? , from Beutota, 

 Ceylon, 13. vi. 1891 [Lt.-Col. Yerburij) ; 1 ^ from Danko- 

 tuwa, Ceylon, 1899 (C. G. Rodrigo) ; 2 <S S from Hadibu 

 Plain and Dahamis, Sokotra, 12 & 19. xii. 1898 {W. R. O. 

 Grant) ; 3 c? (?, 12 ? ? , from Larnaca, Cyprus, 4. viii. 1908 

 (Dr. G. A. Williamson) ; 3 c? c? , 1 ? ^' from St. Louis, 

 Senegal, W. Africa, 16. v. 1903, " feeding on donkeys on 

 race-course " [the late Dr. H. E. Button and Dr. J. L. Todd) ; 

 1 c? , 1 ? from the Congo Free State, 1903 {Drs. Dutton, 

 Todd, and Christy). Writing from Larnaca, Cyprus, ou 

 October 23, 1908, with reference to this species, Dr. G. A. 

 Williamson remarked : — " That this is a biting fly my ankles 

 have on many occasions borne evidence, and I notice that 

 horses can stand its bite very little, becoming miich more 

 restive than with the Hippobosca [H. equina, Linn.], which 

 seems to cause them little inconvenience." 



XXXVIII. — On some new Steneosaurs from the Oxford Claf/ 

 of Peterborough. By C. W. ANDREWS, D.Sc., F.R.S. 

 (British Museum, Natural History). 



[Plates VIII. & IX.] 



The splendid collection of reptilian remains obtained by 

 Mr. A. N. Leeds, F.G.S., from tiie Oxford Clay in the 

 neighbourhood of Peterborough, includes the skeletons of 



