76 



JUOLO(;iCAL SOCIETY OF WASHINGTON. 



PAGE 



James, J. F. — Variatiou with special refer- 

 ence to certain Paleozoic genera . . . vii 

 Organisms in St. Peter's sandstone . . . ix 

 Fucoids and other problematic organ- 

 isms X 



Joint Commission, delegates to xii 



K. 



Knees, cypress, what are xiv 



Knowlton, F. H.— What are cypress 



knees xiv 



Fruiting ferns from the Laramie 



group xvui 



A fossil bread-fruit tree from the Sierras 



of California xix 



Kowalevskj' 59 



Kuntze's Revisio Generum Plantarum, 

 review of x'x 



Lamarck, Jean-Baptiste-Pierre-Antoine 

 de Monet, Chevalier de 



12, 13, 14, 16, 19, 21, 53, 61 



Lamarckism 12, 14, 18, 23, 53, 54 



Laukester, E. Ray i, :o, 25, 50, 68, 69 



Laramie group, fruiting ferns from . . . xviii 



Lathrodecius, poison glands of x 



Lava beds and caiions of Snake River, 



Idaho, life in x 



Lepns idahoemis xi 



Life, animal, above snow line on Mt. 



Shasta, notes on the vi 



Life, animal and vegetable, distribution 



of. xiv 



Life, vertebrate, discoverj' of, in Lower 



Silurian strata xiii 



Lophiomys imhansii viii 



Lucas, F. A. — A foot disease of captive 



birds X 



The wing of Metopidiiis xi 



Exhibition of young Hoatzins .... xiii 

 Specimen oi Bison laiifroiis from Peace 



Creek, Florida xiii 



A point in the anatomy oi Hcspenirnis . xiv 

 Remarks on a new tortoise from the 

 Galapagos Islands xvi 



M. 



PAGE 



Main t, De 13 



Malthus 65 



Mammals, cretaceous, review of discovery 



of xiii 



Mammals, distribution of, on Pribylov 



Islands xvi 



Mammals, North American, new species 



of viii 



Man, acquired mental qualities of .... 64 

 Man, an undescribed muscle from the 



infraclavicular region of v 



Maun, B. P. — Authorship of the bibli- 

 ography of economic entomology . . . . ix 

 Marmots, North American, remark- on 



affinities of xix 



Marx, George — Investigations of the 



poison glands of Z,(7//;ro(i'd'i;7/(5' x 



The structure and construction of the 



geometric spider web xviii 



Masius, A. G., election of xvii 



Meeting, eleventh annual, 1891 xii 



Meeting, eleventh anniversary xii 



Merriam, C. Hart — Evidences of Sonoran 

 origin of the flora and fauna of the 



Gulf States vi 



Historical review of the fannal and 

 floral divisions that have been pro- 

 posed for North America vii 



Exhibition of new species of North 



American mammals viii 



Life in the lava beds and caiions of 



Snake river, Idaho, in October x 



A new rabbit from the Snake Plains of 



Idaho — Lepus idahoonis xi 



Distribution of animal and vegetable 



life xiv 



Remarks on the affinities of the North 

 American squirrels, chipmunks, 

 spermophiles, prairie dogs and mar- 

 mots xix 



Metopidius, wing of xi 



Micro-organisms, life history of, with rela- 

 tion to evolution viii 



Mohave desert region, winter aspects of xviii 



Mollusks, boring 8, 9 



Monet, Jean-Baptiste-Pierre-Antoine de . . 14 

 Moore, V. A. — Production of immunity in 

 guinea pigs with sterilized cultures of 



hog cholera bacillus xv 



Echinococcns in swine xviii 



Morsell, W. F., election of xvii 



Muscle, an undescribed, from the infra- 

 clavicular region of man V 



Muskrat, teeth of xi 



Mutilations, effect of 7, 8 



Mutilations, transmissibility of 23 



