CRETACEOUS LAMELLIBRANCHIA. xlii 
Woopwarb, 8. An Outline of the Geology of Norfolk. Norwich, 1833. [Lamelli- 
branchs, pls. v and vi. | 
Woopwarp, S. P. On the Structure and Affinities of the Hippuritide. Quurt. 
Journ. Geol, Soc., vol. xi (1855), p. 40. 
—— Note on Plicatula sigillina, an undescribed fossil of the Upper Chalk and 
Cambridge Phosphate-bed. Geol. May., vol. i (1864), p. 112. 
Yokoyama, M.  Versteinerungen aus der japanischen Kreide. Palwontographica, 
vol. xxxvi (1590), p. 159. [Lamellibranchs, pp. 174—176, 194—197, 
198—200. } 
Avwrer, K. A. Die Bivalven der Gosaugebilde in den Nordéstlichen Alpen. 
T. Dimyaria. Denkschr. d. hk. Akad. d. Wissensch. Wien, Math.-nat. Classe, 
vol. xxiv, pt. 1 (1865). II. Monomyaria. Jbid., vol. xxv, pt. ii (1866). 
