INDEX. 829 



Page. 



Pharmacopaeias, collection of 100 



Pharynx, structure of the, iu Eponiophori 493 



Philadelphia, Academy of Natural Sciences, collections received from 107 



permanent exhibition 36 



Phillips, Barnet, employed in Fisheries Census 52 



on future of the Museum 88 



Philosophical Society of Washiujjton, bulletins of 27 



Photographic laboratory in Museum Building 11 



Phrenology, progress in 501,504 



Physical properties of the atmosjihere 261 



Physics, report on progress iu, iu 18:^1, by G. F. Barker 333 



acoustics 341 



electricity and magnetism 372 



heat 346 



light 3G1 



mechanics 336 



Pike County, Missouri, mounds iu 537 



Plan of organization of the Museum 89 



Planets 219 



Plants and animals, symbiosis of 416 



Plants, department of 109 



diseases of 399 



Pneumatology 501, 506 



Poey, Prof. Felipe, contributions to National Museum 37 



collections received from 104 



distributes Smithsonian exchanges in Cuba 31 



Point Barrow signal station 23 



Polaris report, appropriation for 171 



Polarization of light 369 



Polyps, hydroid and medusse living in fresh water 422 



Porifers 419 



bibliography of 419 



peculiar paleozoic sponges 420 



propagation of sponges 421 



Porter, Joseph Y. , title of paper by 129 



Kev. Dr. Noah, Eegent viii, ix, xv 



Powell, Major J. W., director of the Bureau of Ethnology 38 



Powers, Weightman & Co., oflered exhibit of chemical products 100 



Preparators of the Museum, work done by 96 



Preservation of collectious, appropriation for 169 



Museum archives 98 



President's inaugural reception 1 



Printing of Smithsonian Report for 1882 ordered ll 



press in the Museum 98 



Proceedings of the National Museum, vol. iii 27 



Progress, scientific, in 1881, record of 189 



Propagatiou of food-fishes 46 



Protochordates 461 



Protozoans 417 



bibliography of 417 



Kent's classification of 418 



transparent animalcules 418 



a new primary group of infusoria 418 



Psychology or " phrenology " 501,504 



Pterodactyles, American 480 



