TITLES. Rept. 13 
Sciiuberg, A. Beitrage zur Kenntniss der Amphibienhaut. Zool. 
Jahrb. Anat. vi, 1893, pp. 481-4S0, pi. xxv. 
Seeley, H„ G. Further Observations on the Shoulder Girdle and 
Clavicular Arch in the Ichthyosauria and Sauropterygia. P. R. Soc. 
London, liii, 1893, pp. 149-168, figg. 
. Researches on the Structure, Organization, and Classification of 
the Fossil Reptilia. Part Vlil. On further Evidences of D ent- 
er omur us and Rhopalodon from the Permian Rocks of Russia. 
Abstract. T. c. pp. 1C8 & 1G9. 
. On a Reptilian Tooth with two Roots. Ann. Nat. Hist. (6) xii } 
1893, pp. 227-230, fig. 
. Supplemental Note ou a Double-rooted Tooth from the Purbeck 
Beds in the British Museum. T. c. pp. 274-276, fig. 
Sieben rock, F. Das Skelet von BrooJcesia superciliaris , Kuhl. SB. 
Ak. Wien, cii, 1893, pp. 71-118, 3 pis. 
. Zur Osteologie des Hatter ki -Kopies. T. c. pp. 250-268, 1 pi. 
Translated in Ann. & Mag. Nat. Hist. (6) xiii, 1894, pp. 297-311, 
pi. xiv. 
. Das Skelet vous Uroplates finibriatus , Schneid. Ann. Hofmus. 
Wien, viii, 1893, pp. 517-536, figg., pi. xiv. 
Skuphos, T. G. IJeber Pcirtanosaurus zitteli , Skuphos, und Micro- 
leptosaurus schlosseri , nov. gen., nov. sp., aus den Yorarlberger 
Partnachscbichten. Abh. geol. Reichsanst. xv, 1893, No. 5, 15 pp., 
fig., 3 pi. 
Sluiter, C. P. Ueber den Eizahn und die Eischwiele einiger Reptilien. 
Morphol. Jahrb. xx, 1893, pp. 75-89, pi. vi. 
Stejneger, L. Annotated List of the Reptiles and Batrachians 
collected by the Death Valley Expedition in 1891, with Descriptions 
of New Species. North Amer. Fauna, No. 7, 1893, pp. 159-228, 
pis. i-iv. 
. Description of a New Species of Blind Snakes ( Typhlopidce ) 
from the Congo Free State. P. U. S. Mus. xvi, 1894, p. 709. 
. On some Collections of Reptiles and Batrachians from East 
Africa and the adjacent Islands, recently received from Dr. W. L. 
Abbott and Mr. William Astor Chanler, with Descriptions of new 
Species. T. c. pp. 711-741. 
Stirling, E. C., & Zietz, A. Scientific Results of the Elder Explor- 
ing Expedition. Vertebrata. Tr. R. Soc. S. Austral, xvi, 1893, 
pp. 154-176, pl3. vi & vii. 
Stoll, O. Ueber das Vorkommen von Rana agilis , Thom., und Molge 
vulgaris , L., in der Ostschweiz. Vierteljalirschr. Ges. Zurich, 
xxxvii, 1892, pp. 337-339. 
