544 T^h'^ American Naturalist. [June, 
eggs of Ampularia sent to Wagner Institute had all hatched out. 
June 4, 1889. Professor Heilprin placed on record the find- 
ing of the first fossils in the limestone near Henderson Station. 
— Mr. Woolman exhibited a specimen of cretaceous limestone 
outcrop from the neighborhood of Clementown, N. J., full of 
Trochosviilia atlantica. — Professor Sharp described the extinct 
circular crater of St. Vincent. — Mr. Rand exhibited specimens 
of serpentine pseudomorph after asbestos, found near Radnor 
Station, and a variety of Iceland spar from Rossy Wene, N. J. 
— Mr. Jefferis exhibited a specimen of clinoclase from the Bir- 
mingham quarries. June ii, 1889. Dr. Horn exhibited a col- 
lection of beetles injurious to vegetation.— Dr. Skinner exhib- 
ited two rare papilios {P. dasorada) from Sikkim, India, and 
and an X butterfly from the Andaman Islands.— Dr. McCook 
made a communication in the sense of hearing of spiders. 
June 18, 1889. Professor Ryder described the larva of a spe- 
cies of salamander Amblystoma, which showed heterocercy. 
He also described the occurrence of hypertrophied hairs on 
the tips of the shoots of Ampelopsis. — Professor Sharp told of 
some carnivorous bats. — Dr. Rex exhibited a rare fructifica- 
tion of one of the black molds.— Dr. Hall called attention to 
aspergillus growth from a Brazil nut. — Mr. Wingate exhibited 
a box containing some enteridium. 
Boston Society Natural History.— President, P^ W. 
Putnam; Vice-Presidents, John Cummings, G. L. Goodale ; 
Curator, Alpheus Hyatt ; Honorary Secretary, J. C. White ; 
Secretary, J. Walter Fewkes ; Treasurer, Charles W. Scudder; 
Librarian, J. Walter Fewkes; and twenty-five Councillors. 
The following papers were read : Mr. A. F. Foerste spoke 
of "The Palaeontological Horizon of the Limestone Beds of 
Nahant."— Mr. J. E. Wolff read a paper on " Some Meta- 
morphic Rocks in the Green Mountains. — Mr. A. F. Foerste 
then considered "The Fossils of the Clinton Group of Indiana 
and Tennesee." 
Biological Society of Washington— The following 
communications were read: January 26, 1889. Dr. Cooper 
Curtice, Notes on the Sheep Tick, Melophagus ovinus LiNN. 
— Dr. Geo. Vasey, New Species North American Gramineae 
of the Last Twelve Years.— Mr. Th. Holm, Contributions to 
the Morphology of the Genus Carex. — Dr. C. Hart Merriam, 
A new species of Pika [Lagomys). 
