1910.] 
NATURAL SCIENCES OF PHILADELPHIA. 
695 
Stanley B. Moore. Ariolimax columbianus Gld. from Pinole, Cal. 
Dr. A. E. Ortmann. Fourteen species of Unios from western Pennsylvania. 
W. H. Over. Seventeen trays of land and fresh-water shells from South 
Dakota. 
Patagonian Expedition. One hundred and thirty-five trays of South 
American shells. 
Major A. J. Peile, R. A. Fifteen species of shells from Bermuda and Africa. 
Dr. H. A. Pilsbry. Two hundred and five trays of shells from Arizona and 
Eastern States. 
Purchased. One thousand seven hundred and eighty-one trays of shells. 
J. A. G. Rehn. Three species of land shells from Western States. 
S. N. Rhoads. Forty-eight trays of shells from England. 
S. Raymond Roberts. Polygyra thyroides Say from Mont Clair, N. J. 
C. T. Simpson. Two shells from Porto Rico. 
Dr. H. Skinner. Nine species of land shells from Italy and Dalmatia. 
Dr. V. Sterki. Three species of shells from Indiana and Ohio. 
Witmer Stone. Seventy-three trays of shells from the Atlantic coast of 
United States. 
E. G. Vanatta. Two hundred and ten trays of shells from Bermuda. 
Bryant Walker. Nine trays of American fresh-water shells. 
Miss H. N. Wardle. Five species of land shells from Mexico. 
H. W. Wenzel. Campeloma decisum Say. Pocono, Pa. 
H. W. Winkley. Three trays of New England shells. 
R. T. Young. Twenty-two species of shells from Devil's Lake, N. D. 
Invertebrates (other than Insects and Mollusks). 
W. J. Becker. E.stheria californica, Pacific Grove, Cal. 
Dr. A. P. Brown. Peripatus, Jamaica. 
W. T. Knecht. Balanus eburneus. 
J. G. Malone. Echinoderm and Balanus, Alaska. 
H. L. Mather, Jr. Several Crayfish ( Cambarus ). 
D. N. McCadden. Isopod from rock bass, Ocean City, N. J. 
Thomas O. Mitchell. Barnacles from turtle, Atlantic City, N. J. 
J. Percy Moore. Sixty-nine bottles of scaled Polychseta, including cotypes 
of nine species, from deep water off California. 
Wm. V. Morgan. Bryozoan, Bermuda. 
W. H. Over. Estheria morsei Date, South Dakota. 
H. A. Pilsbry. Myriapod, Ventnor, N. J., and two Scorpions, Arizona. 
Princeton Patagonian Expedition. Three trays of Brachiopods. 
Purchased. Fifteen trays of Terebratulina, Atlantic Ocean. 
Charles E. Ronaldson. Shells of King-crab ( Limulus ), Buzzard’s Bay, 
Mass. 
Witmer Stone. Fourteen trays of invertebrates, New Jersey and Penn¬ 
sylvania. 
United States Fish Commission. Collection of invertebrates made on the 
.Albatross Hawaiian Expedition. 
E. G. Vanatta. Six jars of invertebrates, Bermuda. 
AVm. T. Wright. Pectinatella magnified, St. David’s, Pa. 
