CONTENTS 



Pages 



Babbler, R. S. The Nevada Early Ordovician (Pogonip) 



sponge fauna. No. 3126. November 1, 1941 ^ 91-102 



New species: Patellispongia magnipora. 



Clarke, J. F. Gates. The North American moths of the 

 genus Arachnis^ with one new species. No. 3123. Novem- 

 14, 1941 1 59-7K) 



New species: Arachnis apacTiea. 



Fraser, C. McLean. New species of hydroids, mostly from 

 the Atlantic Ocean, in the United States National Museum. 

 No. 3125. November 14, 1941 1 77-89 



New family: Symplectaneidae. 



New genus : Symplectanea. 



New species : Symplectanea hracteata, Hydractinia valens, Cory- 

 niorpha adventUia, Limpru avularis, TubvJaria vrassa, 

 ? Campanularia fasciculata, f Obelia racemosa, Egnmndella 

 grandis, Halecium duHum, Halecium tensum, Lictorella 

 crassitheca, AglaopJienia inconstans, A. tram sit ionis, Plunni- 

 laria polynema. 



Gazin, C. Lewis. The mammalian faunas of the Paleocene of 

 central Utah, with notes on the geology. No. 3121. October 

 2, 1941^ 1-53 



New geuera : Draconlolestca, Oxytomodon, DestuaUiclaenus. 



New species : Ptilodtis fL-rronensis, Drucontolestes aphantus, 

 Protogonodon biatheles, Oxyclaenus pearcei, Tricentes elasstis, 

 Oxytomodon perissum, DestyiatoclaenuH hermueus, D. para- 

 crcodus, Ectoconus symbolus, Carsioptychus Jiainaxitus, Ani- 

 sonchus oligistus, Haploconus f elachistus. 



GiLMORE, Charles W. Some little-known fossil lizards from 

 the Oligocene of Wyoming. No. 3124. November 13, 

 1941 1 71-76 



Hrdlicka, Ales. Catalog of human crania in the United 

 States National Museum collections: Eskimo in general. 

 No. 313L August 1, 1942 ^ 169-429 



1 Date of publication. 



V 



