124 



BIOLOGICAL SOCIETY OF WASHINGTON. 



Page 



Oculina Ivii 



Officers, classification of xxvii 



Officers, election of. xxviii 



Officers for 1883 xxxvi 



Officers for 1884 xlviii 



Officers, list of. vii 



Officers, term of office xxviii 



Oidium Tuckeri xlv 



Oncorhynchus chouicha Ixi, Ixiii 



Oncorhynchus gorbuscha Ixi, Ixiii 



Oncorhynchus keta Ixi, Ixiii 



Oncorhynchus kisutch..... Ixi, Ixiii 



Oncorhynchus nerka Ixi, Ixiii 



Ophichthys guttifer, n. s 100 



Opistharthri Ixiv 



Orbitolites Ivii 



Orcynus thynnus Ixv 



Order of business xxix 



Ornithology, North American li 



Osmerus dentex Ixi 



Osmerus eperlanus Ixi 



Osmerus mordax Ixi 



Osmerus spirinchus Ixi 



Ourt, Dr. A. J xx 



Oysters, hermaphroditic xl 



P. 



Pachypsylla, new genus of Psyllidse 71 



Pachypsylla (Blastophysa) c.-gemma, n. S...74, 75 



Pachypsylla celtidis-mamma 73, 75 



Pachypsylla venusta 72, 75 



Packard, Prof. A. S xi 



Paleontology, the teachings of xxxvii 



Palmer, Dr. W.G xx 



Paralichthys dentatus xliv 



Parasitic mites in domestic fowls xli 



Parasitic worm in the egg of common hen... xli 



Parker, Mr. P., Jr xx 



Parson, Rev. W. E xx 



Parus atricapillup turneri, n. s 89 



Patella, remarks on the Ivii 



Patton, Mr. H. B xx 



Patton, Mr. W. H xx 



Pearls and pearl fisheries xxxvii 



Pear tree blight xxxiv 



Pedioecetes phasianellus campestris, n. s 93 



Pergande, Mr. T xx 



Persons, Dr. R. xx 



Phalacrocorax dilophus albociliatus, n. s 94 



Phillips, Mr. L. E xx 



Philosophical Society xlv, xlviii 



Photography, a new method of figuring fos 

 sil leaves by Ixvii 



Phrenology, the new xlvi 



Phycis floridanus, n. s 100 



Phytopus oleivorus Ix 



Pica camtschatica, n. s 97 



Pine trees of North America xxxiii 



Page. 



Pipe-fish i 



Pityophi.s xliii 



Plant life of the globe xxxvii 



Plants and insects, adaptation and interde 

 pendence between xxxvii 



Porter, Dr. J. H xx 



Potter, Dr. Z. H X x 



Powell, Maj. J. W xx, xxxvii, xlvi, xlviii 



Powell on cafions of the Colorado xlvi 



Powell on Indian mythology xxxvii 



Powell on Win-tun mythology xlvi 



Prentiss, Dr. D. W..xx, xxxiv, xxxv, xxxvii, xlviii 

 Prentiss on changes in the bird fauna of the 



District of Columbia xxxv 



Prentiss on mesmerism in animals xxxvii 



President, duties of xxviii 



President, retiring xxviii 



Presidential address xxviii 



Presidential address for 1882 xxxviii, 1 



Presidential address for 1883 xlviii, 41 



Proarthri Ixiv 



Proceedings xxxi 



Proceedings, second edition of vol. I xxxv 



Protoplasm and karyokynesis, structures 



of xxxix 



Protoplasm in the light of recent investiga 

 tions xlvi 



Psaltriparus grindse, notes on liii, 96 



Psaltriparus minimus californicus, n. s 89 



Pseudo bacteria Ixvi 



Psychic force xlvi 



Psyllidse, notes on North American 67 



Psyllidse, described species of North Ameri 

 can 68 



Ptarmigan, shedding of claws in the Iviii 



Pternodonta Ixiii 



Q. 



Quadrupeds, swimming xxxv 



R. 



Races of men xxxvii 



Rathbun, Mr. R xx, xxxvii, xlviii, Ivii 



Rathbun on Oculina Ivii 



Rau, Dr. Chas xx 



Realm, Afrogeean 20 



Realm, Amphigsean 22 



Realm, Anglogsean or Arctamerican 17 



Realm, Antarctalian 36 



Realm, Antarctic or South Circumpolar 16 



Realm, Arctalian 33 



Realm, Arctic 10 



Realm, Austrogsean 22 



Realm, Bassalian 37 



Realm, Dendrogsean 21 



Realm, Europseo-Asiatic or Palsearctic 9 



Realm, Eurygsean or Eurasiatic 19 



