1916] Index to Volumes I to XXXI 183 



Ashe, William Willard — Continued vol. 



Notes on Darbya and Buckleya 14 



Rohlnia Boyntonii sp. nov 14 



The dichotomous groups of Panicum in the eastern 



United States 15 



Notes on grasses 15 



New east American species of Crataegus 16 



Some dichotomous species of Panicum 16 



Some east American species of Crataegus 17 



Some east American species of Crataegus II 17 



New east American thorns 18 



Studies of brambles 19 



New Nortli American thorns 19 



East American thorns 20 



Atkinson, George Francis 



The cigarette beetle 3 



Notes on the orchard Scolytus 3 



A slietch and biography of Nicholas Marcellus Hentz. . . 4 



A new trap-door spider - 4 



A family of young trap-door spiders 4 



Descriptions of some new trap-door spiders; their nests 



and food habits 4 I 33 



Preliminary catalogue of the birds of North Carolina, 



with notes on some of the species 4 II 44 



Singular adaptation in nest-making by an ant, Cremas- 



togaster Lineolata, Say 4 II 88 



A remarkable case of phosphorescence in an earth-worm 4 II 89 

 Observations on the female form of Phengodes Laticol- 



lis, Horn 4 II 92 



New instances of protective resemblance in spiders 5 28 



Note on the tube-inhabiting spider, Lycosa Fatifera, 



Hentz 6 30 



Soaring of the turkey vulture, Cathartes Aura 5 59 



Nematode root galls 6 81 



Some erysipheae from Carolina and Alabama 7 61 



Some cerosporae from Alabama 8 33 



Some fungi of Blowing Rock, N. C. (with H. Schrenk) . 9 95 



Additions to the erysipheae of Alabama 10 74 



Some septoriae from Alabama 10 76 



Additional note on the fungi of Blowing Rock, N. C 10 78 



Atom, recent conceptions of, Venable 30 117 



Atomic weights, recalculations, Venable 5 98 



Atomic weights, proper standard, Venable 7 75 



Atomic weights and their natural arrangement, Venable. . . 11 67 



Auriferous sulphides, chlorination, Thies 5 68 



Avifauna of North Carolina, additions since Prof. Atkinson's 



catalogue in 1887, Smithwick 8 16 



Ditto, continuation 9 61 



2 



