CONTENTS IX 



Article 



Shoemaker, Clarence R. The stegocephalid and ampeliscid 

 amphipod crustaceans of Newfoundland, Nova Scotia, and 

 New Brunswick in the United States National Museum. 

 No. 2888, pp. 1-18. October 16, 1931 ' 22 



New species: Haploops spinosa. 



Skinker, Mary Scott. Three new parasitic nematode 



worms. No. 2890, pp. 1-9. November 10, 1931 ^ 24 



New genus: Metathelazia. 



New species: Metabronema canadense, Passalurus nonanulatus, 

 Metathelazia californica. 



Smith, Hugh M. Descriptions of new genera and species of 



Siamese fishes. No. 2873, pp. 1-48. March 26, 1931 ^ 7 



New genera: Poropuntius, Scaphognathus, Gobiella, Thaigobiella, 

 Pogonogobius, Eugnathogobius, Pipidonia, Herrea. 



New species: Botia beauforti, B. horae, Laubuca caeruleostigmata, 

 Danio kerri, D. pulcher, Labeo bicolor, Cyclocheilichthys tapiensis, 

 Puntius wetmorei, P. stigmatosomus, Poropuntius normani, 

 Barilius koratensis, B. pulchellus, Garra taeniala, Epalzeorhyn- 

 chus siamensis, Scaphognathus stejnegeri, Mystus havmolleri, 

 Pangasiiis cultratus, P. beani, P. fowleri, P. sanitwongsei, 

 Arius sciurus, Synaptura aenea, Gobiella pellucida, Thaigobiella 

 sua, Eugnathogobius microps, Pipidonia quinquecincta, Herrea 

 formosa, Creisson sealei, Paragobiodon kerri, Rhinogobius similis, 

 R. atripinnatus, Cryptocentrus leonis, Apocryptodon malcolmi. 



Treadwell, Aaron L. Three new species of polychaetous 

 annelids from Chesapeake Bay. No. 2867, pp. 1-5. July 21, 

 1931 ' 1 



New species: Pionosyllis manca, Myriana cirrata, Prionospio 

 plumosa. 



Wehr, Everett E. A new species of nematode worm from 



the sage grouse. No. 2869, pp. 1-3. June 24, 1931 ^ 3 



New species: Habronema urophasiana. 



• . Description of a new genus and species of nema- 

 tode worm occurring in the northwestern belted kingfisher, 

 with a key to the genera of the subfamily Acuariinae. No. 

 2871, pp. 1-4. June 20, 1931 1 5 



New genus: Aviculariella. 



New species: Aviculariella alcyona. 



Wetmore, Alexander. {See Fisher, Albert K.) 10 



1 Date of publication. 



