LIST OF PUBLICATIONS. 



207 



SciiAi.LEB, Waldemab T. Geiiis and 

 precioug stones in 1916. 



Min. Res. U. 8., 1916, pt. 2, 

 June 27, 1918, pp. 887-899. 

 Includes a detailed description 

 of an exhibit of tourmaline and 

 other gem minerals in the pegma- 

 tites of southern California, in- 

 stalled in the Museum under the 

 direction of the author, who has 

 made an intensive study of the 

 region under the joint auspices of 

 the U. S. National Museum and U. 

 S. Geological Survey, in the course 

 of which the materials comprising 

 the exhibit were collected. 



ScHAUs, William. A new Agrias from 

 Guatemala (Lep. ; Nymphalidne). 



Ent News, vol. 29, no. 10, 

 Dec, 1918, pp. 387, 388. 



A now Amastus from Argen- 

 tina (Lep.; Arctiidae). 



Ent. T^ews, vol. 30, no. 

 6174, June, 1919. 

 Describes A. formosana new 

 epecies. 



Schmidt, Kabl Patterson. Contribu- 

 tions to the lierpetology of the Bel- 

 gian Congo. 



Bull. Amer. Mus. Nat. Hist., 



vol. 39, art. 2, Apr., 1919, 



pp. 385-624, pis. 7-32, 



figs. 1-26. 



In the preparation of this paper 



the author had access to material 



in the tJ. S. National Museum for 



comparison. 



ScHNKioER, Camillo. Notes on Ameri- 

 can willows. III. A conspectus of 

 American species and varieties of 

 sections Reticulatae, Herbaceae, 

 Ovalifoliae, and Glaucae. 



Bot. Gaz., vol. 67, no. 1, 

 Jan., 1919, pp. 27-64. 



Notes on American willows. 



IV. Species and varieties of section 

 Longifolliae. 



Bot. Oaz., vol. 67, no. 4, 

 Apr., 1919, pp. 309-346. 



ScHucHKRT, Charles. A Lower Cam- 

 brian edrioasterid, Stromatocystites 

 walcotti. 



Smithsonian Misc. Colls., 



vol. 70, no. 1, 1919. pp. 



1-8, pi. 1, 1 flg. 



Describes and figures a new 



species of edrioasterid from the 



Lower Cambrian of Newfoundland, 



at first thought to belong to a new 



ScH ucHEiJT, CiiAiiLES — Continued. 



genus. Comparison with speci- 

 mens of the genotype of Stromato- 

 cystites, however, cloarly showed 

 its correct placement in that genus. 

 The description of the species is 

 preceded by a redefinition of the 

 genus. 



Schwarz, E. a. and H. S. Barbh.b. 

 Two new Hydrophilid beetles. 



Proc. Ent. Soc. Washinrf- 

 ton, vol. 19, nos. 1-4, 

 Sept. 23, 1919, pp. 129- 

 135, 2 figs. 

 Describes Epimetopus therma- 

 rum from warm streams of Ari- 

 zona, giving a table of species of 

 the genus, and Spercheus stangll 

 from the Philippine Islands, with 

 a list of the species of the genus. 



Shannon, R. C. (See under T. E. 

 Suyder. ) 



Shufeldt, R. W. The skeleton of the 

 " kea parrot " of New Zealand (Nes- 

 tor notabilis). 



Emu, vol. 18, pt. 1. .Tuly 1, 



1918, pp. 25-43, pis. 



4-10. 



A descriptive account of the 



skeleton of this species, based upon 



material recently acquired by the 



National Museum. 



Mounted bird exhibits of the 



United States National Museum at 

 Washington. 



Avicultural Mag., ser. 3, 

 vol. 9, no. 11, Sept., 

 1918, pp. 273, 274, 1 pi. 

 Notes on a cuclioo and 2 species 

 of pigeons, the latter illustrated 

 from examples in the U. S. Na- 

 tional Museum. 



Notes on the osteology of the 



young of the hoatzin (Opisthocomus 

 cristatus) and other points on its 

 morphology. 



Jo'iirn. Morphology/, vol. 31, 



no. 3, Dec, 1918, pp. 



599-615, pis. 1-4. 



An account of the skeleton of 



the young hoatzin, accompanied 



by a bibliography of 25 titles. 



The shell builders — a brief in- 

 troduction to the study of conchol- 



ogy. 



Part 1, 8ci. Amer. Suppl., 

 vol. 87, no. 2263, May 

 17, 1919, pp. 308-310, 

 6 illustrations. 



