State Museum of Natural History. 29 



One specimen Nullipora (a plant), West Indies. 

 Five specimens indet, West Indies. 

 One specimen Eusmilia fastigiata, Bahamas. 

 Two specimens Pocillipora sp. ? East Indies. 

 One specimen Alveopora spongiosa, Singapore. 

 One specimen Herpetolithes limax, Singapore. 

 Four specimens Madrepora plantaginea, Singapore. 

 One specimen Madrepora sp. V Zanzibar. 

 Three specimens Oreaster gigas. West Indies. 



II. MINERALOGY AND ECONOMIC GEOLOGY. 



By Donation. 



Horace L. Wells, New Haven, Conn. : 

 Sperrylite from Vermilion Mine, Ontario, Canada. 



Harry S. Peck, Albany: 

 One 8i:)ecimen of Diaspore, Chester, Mass. 



D. Lynch, Minerva, Essex county: 

 Garnet, Minerva Mine. 



Rodney West, Minerva, Essex county: 

 Garnet from Minerva Mine. 



By Exchange. 



William W. Jefferis, No. 1836 Green street, Philadelphia, Penn. : 

 A collection of 100 minerals, including fine specimens of Jefferisite, 



West Town, Chester county. Pa. 

 Fibrolite, Brandy-wine Springs, Del. 

 Vermiculite, Nottingham, Chester county. Pa. 

 Cyanite, E. Brandford, Chester county, Pa. 

 Cyanite, E. Bradford, Chester county, Pa. 

 Chesterlite, poor-house quaiTy, Chester county. Pa. 

 Muscovite, Pennsbury, Chester county. Pa. 

 Pyrite, E. Whiteland, Chester county. Pa. 



Moritz Fischer, curator, Kentucky Geological Survey, Frankfort, 

 Ky., three specimens, fluorspar. Stamping Ground, Scotc county, Ky. 



Geological survey of New Jersey : 

 One specimen of Chalcophanite, Ogdensburg, N. J. 

 One specimen of Zincite, Ogdensburg, N. J. 



Two specimens of Serpentine and Chrysotile, from Montville, N. J. 

 Vivianite, from Shrewsbury, N. J. 

 Glauconite, New Jersey Greensand Marl Beds. 

 Infusorial Earth, from Drakesville, N. J. 



