Eye, Horn and, of Arion, 4 



of insects, Experiments on, 43 



of Vanessa, Note on, 42 



, The Compovind, of Van- 

 essa Jo, L., 27 



Fasoldt Eye-piece Micrometer, . 39 



Fibres, Fur, 47 



Foraminiferal Fauna at Peters- 

 burg, Va., 16 



Fungi: — 



Mucor racemosus, 23 



Polyporus sanguineus, 29 



Agaricus campanella, Batsch, 34 

 Melaiiogaster amhiguus, Tul. 



(False Truffle), 37 



Merulmslachrymans, Fr...... 40 



Exoascus defoi^mans, 73 



Fur Fibres, 47 



Furnace Slag inclusions similar 

 to those of Obsidian, 18 



Ginkgo Tree {Salisburia Adian- 

 tifolia), 21 



Grove, E. B., Sori of Hemitelia 

 horrida, 22 



, Ichneumon, parasitic on 



Orgyia leueostigma, . . 23 



, Ovipositor of Saw-flies, ... 39 



, Note on Vanessa Antiopa, 



L., 59 



Hairs of the Peach in relation 

 to Hay Fever, 62 



Hay Fever, Hairs of the Peach 

 in relation to, 62 



HeUo2)eUa, 24 



Hemitelia horrida, Sori of, 22 



Honorary Members, List of . . . 7 



Hyatt, J. D., Inclusions of Fur- 

 nace Slag, 18 



, objects from Cretaceous 



Formation of Alabama. 12 



Ichneumon, parasitic on Orgyia 

 leueostigma, 23 



Inclusions of Furnace Slag sim- 

 ilar to those of Obsidian, 18 



Insects, Experiments on vision 

 of 43 



Journal, The, to be published 

 quarterlv 19 



Kaolin " 18 



KUNZ, George F., The New Ar- 

 tificial Rubies 55 



Larva of Chrysopa. 15 



Leggett, F. W., The larva of 

 Chrysopa 15 



, Pulvilli of Roach (Blatta), 38 



, Notes on the Roach (i?Z«^f a) 51 



Library; see Donations. 



List of Members, 7 



LOCKWOOD, Prof, Saml., Sup- 

 plementary Remarks on Dia- 

 toms, 6 



, on Casts in Cretaceous 



Clays of N. J., 12 



Locomotive Driving Wheel, 

 Steel of, 20 



Melanogaster amhiguus, Tul. 

 (False Truffle), 37 



Members, List of Correspond- 

 ing, 7 



, List of Honorary, 7 



, Resident, 7 



Meridins lacrymans, Fr., 40 



Meyenia fluviatilis, var. asperi- 

 ma, Dawson, 35 



Micrometer Stage on speculum 

 metal, 40 



. Eye-piece, by Charles Fa- 

 soldt, 39 



Microphotograph, Photomicro- 

 graph versus, 68 



Miocene, Foraminiferal fauna 

 of, at Petersburg, Va 16 



Miscellanea:—- 



Dead Black on brass, and for 

 opaque mounts, 74 



Tests for definition, penetra- 

 tion, etc 69 



The " Curl" of peach leaves, . 73 



Mounting diatoms in situ, ... 71 



,Alga?, 72 



Photomicrograph versus Mi- 

 crophotograph, 68 



Mistletoe, Trichomes from leaf 



of American , 22 



Mounting Diatoms in situ, 71 



, alga3, 72 



Mounts, Dead Black for, 74 



Mucor racemosus, 23 



Mytilaspis pomorum, Bouche,.. 19 

 Obsidian, Inclusions of Furnace 



Slag similar to those of, 18 



Officers, Election of, 6 



Opaque mounts. Dead Black 



for, 74 



Orgyia leueostigma. Parasite of, 23 



Ovipositor of Saw-flies, 39 



Oyster-shell Bark-louse of the 



Apple, 19 



Peach. Hairs of the, in relation 



to Hay Fever, 62 



Pellew, Charles E., Mucor 



racemosus, 23 



Penetration, Tests for, 69 



Photographs donated by Dr. 



Henri Van Heurck, 7 



Photography, C. F. Cox on, 18 



