VIII TABLE OF CONTENTS 



Article 



Price, Emmett W- Two new species of trematodes of the 

 genus Parametorchis from fur-bearing animals. No. 2809, 

 pp. 1-5. November 19, 1929 1 12 



New species : ParametorGhu intermedius, P. canadensis. 



Reinhakd, H, J. Notes on the muscoid flies of the genera 

 Opeloiisia and Opsodexia, with the description of three new 

 species. No. 2817, pp. 1-9. November 27, 1929 ^ 20 



New species: Opeloiisia flavescens, Opsodexia ahdominalis, 0. 

 cruciata. 



Resser, Charles E. New Lower and Middle Cambrian 



Crustacea. No. 2806, pp. 1-18. December 27, 1929 ^ 9 



New genus : Roddiiia. 



New species : Tuzoia burgessensls, T. canadensis, T. polleni, T. 



nodosa, T. spinosa, T. praemorsa, T. getzi, T. f dunhari, 



Anomalocaris pennsylvanica, A. cranbrookensis, Protocaris 



pretiosa, Roddyia typa. 



Stephenson, Lloyd W. Two new mollusks of the genera 



Ostrea and Exogyra from the Austin chalk, Texas. No. 



2815, pp. 1-6. December 23, 1929 ^ 18 



New species : Ostrea centerensis, Exogyra tigrina. 



Ulrich, E. O Ordovician trilobites of the family Telephidae 

 and concerned stratigraphic correlations. No. 2818, pp. 

 1-lOL February 14, 1930 1 21 



New genus : Glaphurina. 



New species : Telephus jamtlandicus, T. haddingi, T. linnarssoni, 

 T. reedi, T, mysticensis. T. bicornis, T. latus, T. pusttUatus, 

 T. spinifcrus, T. sinuatus, T. bipunctatiis, T. impiincfatus, T. 

 jn^attensis, T. telUcoensis, T. transversus, T. Mrcinus, T. 

 bllunatus, T. buttsi, Glaphurus latior, Glaphurina lamottensis, 

 G. brevicula, G. falcifera. 

 New varieties: Telephus in/ysticensis, var. simulator, T. spinifer- 

 ous calhounensis. 

 Vaughan, Thomas Wayland. Descriptions of new species of 

 foraminifera of the genus Discocyclina from the Eocene of 

 Mexico. No. 2809, pp. 1-18. June 10, 1929 ' 3 



New species : Discooyclina weaveri, D. perpusilla, D. cushmani, 



D. saragosensis, D. cloptonii D. stcphcnsoni, D. palenqvensis. 

 New vfiriety: Discocyclina loeaveri, var. parvipapillata. 



Wetmore, Alexander. A systematic classification for the 



birds of the world. No. 2821, pp. 1-8. January 8, 1930 1__ 24 



Wilson, H. V., and J. T. Penney. A new variety of the 

 hexactinellid sponge, Rhabdocalyptus dawsoni (Lambe) and 

 the species of Rhabdocalyptus. No. 2805, pp. 1-9. Febru- 

 ary 5, 1930 1 8 



New variaty : Rhabdocalyptus dawsoni, var. alascensis. 



^ Date of publication. 



