IV TABLE OF CONTENTS. 



Clark, Austin Hobart. A new unstalked Crinoid from page. 



the Philippine Islands.— No. 1849. June 24, 1911 ^ 171-173 



New species: Comaster taviana. 



CocKERELL, T. D. A. Names applied to bees of the genus 

 Nomada found in North America. — No. 1852. June 30, 

 1911 ^ 225-243 



New species: Nomada xantholepis, N. (Gnaihias) custermna, N. 

 (Xanthidium) arizonica, N. osbomi. 



Crawford, J. C. Descriptions of new Hymenoptera. No. 



3.— No. 1855. June 30, 1911 1 267-282 



New genera: Sophencyrtus, Leurocerus, Agiommatiis. 



New species: Halictus sansoni, Scelio pulchellus, S. froggatti, S. 

 fulgidus, Telenomus abnormis, Dissolcus tetartus, Haltichella stokesi, 

 Chalcis com'psilurse, C. thraeis, Eurytoma pyrrhocertis, Bephrata 

 Paraguay ensis, Perilamptis nesiotes, Sopcencyrtus townsendi, Leuro- 

 cerus ovivorus, Agiommatus sumatraensis, Tetrastichus echthrv^, 

 Euplectrus bussyi, E. medanensis, E. insulanus, E. agaristse, Ela- 

 chertus euphctriformis. 



New name: Eurytoma nesiotes. 



DooLiTTLE, Alfred A. Descriptions of recently discovered 

 Cladocera from New England.— No. 1848. July 15, 191 P. 161-170 



Gilmore, Charles W. A new fossil alligator from the 

 Hell Creek Beds of Montana. — No. 1860. September 9, 

 1911 1 297-302 



New genus: Brachychampsa. 



New species: Brachychampsa montana. 



. A new mosasauroid reptile from the Cretaceous of 



Alabama.— No. 1870. January 31, 1912^ 479-484 



New genus: Globidens. 



New species: Globidens alabamaensis. 



. The mounted skeletons of Camptosaurus in the 



United States National Museum. — No. 1878. February 



8, 1912 ^. 687-696 



Hanna, G. Dallas. The American species of Sphyradium 

 with an inquiry as to their generic relationships. — No. 

 1865. October 14, 1911 1 371-376 



New species: Sphyradium hasta. 



Jordan, David Starr, and William Francis Thompson. 

 A review of the Sparidse and related families of perch-like 

 fishes found in the waters of Japan. — No. 1875. January 

 22, 1912^ 521-601 



New genera: Taius, Evynnis. 



New species: Erythrichthys sdntillans. 



» Date of publication. 



