(o,) 
4 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 59 
of American Ethnology, and the collections which they made, as well 
as the later ones, are preserved in the National Museum. While 
remains of the extinct species of mink were abundant in the shell 
heaps referred to, and have also been obtained from heaps on the 
Fic. 52—Naskeag Point, Hancock County, Maine, looking from the Indian 
. z ’ ~ rete) 
shell-heap on the shore. Photograph by True. 
shores of Casco Bay, the fauna as a whole was found to correspond to 
that now existing in the region. 
EXPERIMENTS ON MARINE WORMS AT WOODS HOLE, 
MASSACHUSETTS 
During the summer of 1911, Dr. J. E. Benedict, Chief of Exhibits of 
the Department of Biology in the National Museum, made some 
interesting experiments at Woods Hole, Mass., in preparing speci- 
mens of marine worms and some other invertebrates in such a manner 
that they would aid in interpreting the fossil forms obtained by Dr. 
Walcott in the Cambrian strata of British Columbia. By submitting 
the specimens to presure and afterwards casting them in plaster, 
some data were obtained which serve to explain peculiarities found 
in the fossils. 
STUDIES OF THE FISHES. OF THE DISTRICT OF COLUMBIA 
For a year or more, Messrs. B- A. Bean and’ A] G. Weed of the 
Division of Fishes in the National Museum, have availed themselves 
