LIST OF PUBLICATIONS. 9AYD 
SHUFELDT, R. W. Extinct ostrich birds 
of the United States. 
Aquila, 20, 1913, pp. 
411-422, pls. 1-5. 
Discusses the probable rela- 
tionships of many extinct so- 
ealled ostrich-like birds, with 
especial reference to the genera 
Diatryma and Gastornis. The 
new family Diatrymidae is pro- 
posed. U. S. National Museum 
specimens are described and 
figured. 
Watcorr, CHARLES D. Cambrian Geol- 
ogy and Paleontology. II. No. 11.— 
New Lower Cambrian subfauna. 
Smithsonian Misc. Oolls., 
bY, No. 11, July 21, 
1913, pp. 3809-326, 
pls. 50-54. 
Describes and figures 10 spe- 
eles from the Robson Peak dis- 
trict fauna, 9 of which are new, 
as follows: Mickwitzia muralen- 
sis, Lingulella chapa, L. hitka, 
Obolella nuda, Holmia? macer, 
Wanneria occidens, Callavia eu- 
STEPHENSON, LLoyp WILLIAM. Creta- 
ceous deposits of the eastern Gulf 
region and species of Exogyra from 
the eastern Gulf region and the Car- 
charis, OC. perfecta, and Olenel- 
lus truemani. 
Prof. Paper, U. S. Geol. 
Surv., 81, 1914, pp. 
1-77, pls. 1-21, figs. 
ees 
——— Cambrian Geology and Paleon- 
tology. II. No. 12.—Cambrian for- 
mations of the Robson Peek District, 
British Columbia and Alberta, Can- 
ada. 
Describes the Cretaceous for- 
mations in Georgia, Alabama, 
Mississippi, Tennessee and Ken- 
tucky, and gives full lists of 
the invertebrate faunas; also 
describes and figures the species 
of Exogyra, including a new spe- 
cies and two new varieties, from 
the Cretaceous of the same area 
and from the Carolinas. The 
specimens are the property of 
the U. S. National Museum. 
Swartz, ©. K. (See under R. 8S. Bass- 
ler.) 
UtricH, E. O. (See under R. 8. Bass- 
ler.) 
Watcott, CHARLES D. The Cambrian 
faunas of China. 
Carnegie Inst. of Wash- 
ington, Publ. No. 54, 
Research in China, 
—~ 8, 1913, pp. 1-276, 
pls. 1-24, figs. 1-9. 
An exhaustive review of the 
Cambrian collections made by 
Messrs. Willis and Blackwelder 
in 1903-4, and by Prof. Joseph 
P. Iddings in 1909. Four pre- 
liminary reports were revised in 
this memoir. Describes 63 gen- 
era, 5 subgenera, 245 species, 
and 11 varieties. Treats Cam- 
brian fauna exhaustively—his- 
torical review, synonymy, bibli- 
ography, localities, geological 
conditions, paleontology, strati- 
graphic and geographic distribu- 
tion. About 950 figures of 
fossils are given. 
Smithsonian Misc. Colls., 
57, No. 12, July 24, 
1913, pp. 327-3843, 
pls. 55-59, figs. 11; 
12, 
Results of study of the Rob- 
son Peak section in 1912, in- 
cluding geological section, no- 
menclature, stratigraphic  sec- 
tion showing Ordovician to pre- 
Cambrian, and comparison sug- 
gesting possible correlation with 
Mount Bosworth section. 
Cambrian Geology and Paleon- 
tology. II. No, 18.—Dikelocephalus 
and other genera of the Dikeloce- 
phaline., 
Smithsonian Mise, Colls., 
57, No. 18, April 4, 
1914, pp. 3845-412, 
pls. 60-70, figs. 13- 
20. 
Discusses previous classifica- 
tion of Dikelocephalus and re- 
classifies the species under five 
different genera, three of which, 
Saukia, Osceolia, and Calvin- 
ella, are new. Describes 13 new 
species as follows: Dikeloce- 
phalus? dalyi, D. teranus, D. 
vanhornei, Saukia coloradoensis, 
S. fallav, S. junia, 8. leucosia, 
S. pyrene, S. rustica, 8. stosei, 
8S. wardi, Calvinella ozarkensis, 
and C. tenuwisculpta. Fixes spell- 
ing of Dikelocephalus as origi- 
nally. Proposes provisional 
classification of pre-Ordovician 
formations in the Upper Missis- 
