712 



INDEX 



Mathematics, flntegration formulae, 

 approximate, a general system of. 

 M. Sasxjly. 371. 

 fLambert's conformal conic projec- 

 tion. O. S. Adams. 104. 



Metallography. *Muntz metal (60-40 

 brass), deterioration of, by selec- 

 tive corrosion. H. S. Rawdon. 

 406. 

 fThermal expansion of alpha and 

 of beta brass. P. D. Merica and 

 L. W. ScHAD. 293. 



Metallurgy. *Copper. (Bur. Stand. 

 Circ. No. 73.) 537. 



Meteoralogy. Fog and cloud. W. J. 

 Humphreys. 504. 



Mineralogy. fChalmersite, a new 



ore of copper. B. L. Johnson. 



99. 



fCopper and zinc, relation of, in 



carbonate ore at Ophir, Utah. 



G. F. LOUGHLIN. 98. 



Pyrolusite from Virginia. T. L. 

 Watson and E. T. Wherry. 

 550. 



fTungstenite, a new mineral. R. C. 

 Wells. 99. 



Vivianite from land pebble phos- 

 phate deposits of Florida. T. L. 

 Watson and S. D. Gooch. 82. 



Mycology. *Aspergillus fumigatus, A 

 nidulans, A. terreus n. sp. and 

 their allies. Charles' Thom and 

 Margaret B. Church. 576. 



^National Research Council, war 

 organization of. 337. 



Nomenclature. fGeneric types. A. S. 

 Hitchcock. 375. 



Oceanography. An instrument for re- 

 cording sea-water salinity. A. L, 

 Thuras. 680. 



Sea-water salinity, instrument 



for recording. E. E. Weibel and 

 A. L. Thuras. 145. 



Ordnance. fDevelopment of artillery 

 during the war. John Headlam. 

 *291, 301. 



Ornithology. *Alabama birds, further 

 notes on. L. S. Golsan and E. 

 G. Holt. 541. 



*Anamba Islands, birds of. H. C. 

 Oberholser. 131. 



Anatidae, new genus of, from South 

 America. H. C. Oberholser. 175. 



*A. O. U. check-list, second annual 

 list of changes in. H. C. Ober- 

 holser. 96; third list, 608. 



*Autumn water-bird records at 

 Washington, D. C. [1916]. H. C. 

 Oberholser. 602. 



*Bawean Island, Java Sea, birds of. 

 H. C. Oberholser. 132. 



tCalifornia vulture, occurrence in 

 Idaho. T. E. Wilcox. 25. 



*Clay and O'Brien counties, Iowa, 

 bird list of. I. N. Gabrielson. 

 603. 



*Connecticut birds, notes on. I. 

 N. Gabrielson. 540. 



*Cooperative census of birds at 

 Washington, D. C. H. C. Ober- 

 holser. 97. 



*Costa's humming bird — its type 

 locality, early history, and name. 

 T. S. Palmer. 602. 



*Cuckoo, new, from New Zealand. 

 Alexander Wetmore. 409. 



*Desecheo Island, Porto Rico, birds 

 of. Alexander Wetmore. 607. 



*Empidonax trailii, status of. H. 

 C. Oberholser. 608. 



*Egg, abnormal, of Fulica ameri- 

 cana. Alexander Wetmore. 407. 



*Fossil bird Palaeochenoides mio- 

 ceanus, relationships of. Alex- 

 ander Wetmore. 408. 



*Generic names applied to birds 

 during the years 1906 to 1915, 

 inclusive. C. W. Richmond. 131. 



*Geothlypis beldingi, a new sub- 

 species of. H. C. Oberholser. 

 175. 



*Great Plains waterfowl breeding 

 grounds and their protection. 

 H. C. Oberholser. 605. 



