VI TABLE OF CONTENTS. 



Page. 



Casaxowtcz, Emmanuel M. The Gustavus Yasa Fox col- 

 lection of Russian souvenirs in the United States Na- 

 tional Museum. -Xo. 17_'r>. April 30, 1910° 1-15 



Clark, Austin IIobart. A new Australian Crinoid. — 



No. 17 1:;. June 7, 1910 a 275-276 



New species: < 'ouipsometra lacertosa. 



. A new European Crinoid. — Xo. 174<). Juno 18, 



1910 a 329-333 



New species: Antedon adriatica. 



On the origin of certain types of Crinoid stems. — 



No. 1740. June 6, 1010" 211-216 



. Proisocrinus, a new genus of recent Crinoids. — Xo. 



1 756. August (), 1910« 387-390 



New I'l'ims: Proisocrinus. 



New species: Proisocrinus ruberrimus. 



Report on a collection of Birds made Iry Pierre 



Louis Jouy in Korea. -No. 1735. May 9, 1910 a 147-176 



•^. The Birds collected and observed during the 



cruise of the United States Fisheries steamer "Albatross" 

 in the North Pacific Ocean, and in the Bering, Okhotsk, 

 Japan, and Eastern seas, from April to December, 1906. — 

 Xo. 1727. April 30, 1010" 25-74 



. The phylogenetic interrelationships of the recent 



(fin.. i. Is. -Xo. 1732. May 3, 1<>K)° 115-118 



CoCKERELL, T. I ). A. The North American Bees of the 



genus Nomia. No. 174."). June 14, 1910 a 289-2DS 



New Bpecies: Nomia i><iitmii, X. caU/ornica, N. acus, N. tetrazonata 

 New subspecies: Nomia arizonensis angelesia. 



Crawford, 4. C. New Hymenoptera from the Philippine 



[slands. X... 17:;:;. May 3, 1910° 119-1:::; 



New genera: Lipoglyptus, Cologlyptus, Dimeromicrus. 



New Bpecies: Ceratina tropica, Halictus i Nesohalictus) robbii, Cerceris 

 luzonensis, Tiphia ashmeadi, T. lucida, T. segregata, Loxotropa 

 tricornuta, Lipoglyptus primus, < 'ologlyptuskiefferi, Am/ us luteipes, 

 Prosacantha roberti, P. striaticeps, Habroteleia brovmi, Platyscelio 

 abnormis, Macroteleia striativentris, M. Mefferi, Dimeromicrus ash- 

 meadi, Podagrion philippinensis, P. ashmeadi, Anacryptus scttlp- 

 turatus, Eurytoma fulvipes, I'., brunneipennis, E, brovmi, E. systo- 

 loides, E. carinatifrons, Pachycrepis orientalis, Elasmus albopictus, 

 Sympiesis rugiihoraz. 



New subgenus: Nesohalictus. 



a Date of publication. 



