276 ALPHABETICAL INDBX 



Plants — See Torrey, J., Gray, A. 

 Plaster casts — • 



methods of making and preserving — A, Pirz. (P, 1881) 467 



of antique and modern statues-^W. J. Stone. (R. 1855) 77 



of heads of Indian boys and girls at Hampton, Virginia — R. H. Pratt. 



(P. 1879) 333 



of heads of Indian prisoners at St. Augustine, Florida— R. H. Pratt. 



(P. 1878) 332 



Plateau, F. Rapid preparation of myological specimens. (P. 1881) 467 



Plateau, J. Experimental and theoretical researches on the figures of equi- 

 librium of a liquid mass withdrawn from the action of gravity. Parts 



i-vi. (R. 1868-1866) 187, 188, 209, 214 



Platessa ferruginea, note on— G. B. Goode ; T. H. Bean. (P. 1878) 382 



Platessa rostrata, note on— G. B. Goode; T. H. Bean. (P. 1878) 382 



Platycnemism in Michigan— H. Gillman. (R. 1873) 275, 393 



Platyrhina exasperata, generic relations of— D. S. Jordan; C. H. Gilbert. 



(P. 1880) 426 



Platyrhina triseriata, new ray from coast of California, description of— D. S, 



Jordan; C.H.Gilbert. (P. 1880) 425 



Platysomatichthys stomias, new flounder from coast of California, description 



of— D. S. Jordan; C. H. Gilbert. (P. 1880) 425 



Plenronectes glaber, identity of, with Euchalarodus Putnami — T. H. Bean. 



(P. 1878) 332 



Pleuronectidse of San Francisco, review of— W. N. Lockington. (P. 1879)__ 333 

 Pleuronichthys verticalis, new flounder from coast of California, description 



of— D. S. Jordan ; C. H. Gilbert. (P. 1880) 425 



PoE, O. M. Account of lightning discharges. (R. 1867) 215 



Poet, A. New classification of clouds. (R. 1870) 244 



Poet, F. Notes on American species of genus Cybium. (P. 1878) 332 



POGQENDORFF, J. C. Use of galvanometer as measuring instrument. (R. 1859.) 110 



Points, boiling and melting— F. W. Clarke 255, 288 



Points, spear and arrow, primitive manufacture of, along line of Savannah 



river- C. C. Jones, Jr. (R. 1879) 345 



Poison — See Venom. 



Poisoned arrows, lecture on nature and cure of wounds of — D. Brainard. 



(R. 1854) 75 



Poisonous water in Gulf of Mexico, destruction of fish by— J. Y. Porter. 



(P. 1881) 467 



Polar expedition — See Hall, Capt. 



Polar expedition, the Howgate, contributions to natural history of Arctic 



America made in connection with — L. Kumlien 342 



Polar light, or aurora borealis, its phenomena and laws— E. LooMis. (R. 1865.) 209 

 Polaris expedition, scientific instructions for — J. Henrt; J. E. Hilgard ; S. 



Nkwcomb; S. F. Baird ; F. B. Mkek; L. Aoassiz. (R. 1871) . 249 



