INDEX. 
867 
p. 
Pace, T., A New Pressureless Mounting 
Clip, 819. 
Pachydrilus, British Species of, 179. 
subterraneus, 180. 
Packard, A. S., Evolution of Bristles, Setae, 
and Tubercles of Caterpillars. 711. 
Paladino, G., Staining Central Nervous 
Tissue with Palladium Chloride, 817 
Palaemonetes varians, Differences in De- 
velopmental History of, 36. 
Palla, E., Cellulose-formation and Growth 
of Protoplasm without a Nucleus, 475. 
Palladium Chloride, Staining Central Ner- 
vous Tissue with, 817. 
Pallial Organs of Prosobrancliiata, 578. 
Orifice, Fourth, of some Lamelli- 
branchs, 165. 
Paludina, Gland of Auricle in, 580. 
Pammel, L. St., Cotton-blight, 76. 
Panama, Termites of Isthmus of, 323. 
Pangenesis, Intracellular, 15. 
Pankrath, O., Eyes of Caterpillars and 
Phryganid Larvae, 450. 
Pansini, S., Influence of Sunlight on 
Micro-organisms, 765. 
Paper, Microscopical Examination of, 121. 
Papilionacese, Integument of Seed of, 625. 
, Secretory Apparatus of, 738. 
Papilionidse, Evolution of, 166. 
Paracopuiation in Eggs of Daphnids, 
175. 
Paraffin, Imbedding Vegetable Prepara- 
tions in, 674. 
, Manipulation of, 117. 
Sections, Staining, 410. 
Paraphyses of Fungi, 643. 
Parasites of Malaria, 732. 
of Sheep, 575. 
of the Blood of Birds and Tortoises, 
731. 
Parasitic Castration, 744. 
Fungi, 644, 646. 
, Employment of, against attacks 
of noxious Insects, 753. 
Water-mite, on a Snail, 599. 
Parasitism of Tichothecium, 756. 
Paris Exhibition, 1889, Prizes, 107, 333. 
, Microscopy at, 248. 
Parker, G. H., Histology and Develop- 
ment of Eye of Lobster, 600. 
, Preparation of Eyes of Lobsters, 
671. 
, T. J., Nomenclature of Sexual 
Organs in Plants and Animals, 19. 
•, W. Kitchen, Obituary Notice of, 
799. 
Parona, C., Amphibdella torpedinis, 724. 
, Ascaris halicoris, 331. 
, Pentastomum, 324. 
, Trematodes of Gills of Italian Fishes, 
725. 
Parthenogenesis of Ova of Bombyx, 594. 
Pasquale, B., Special Elements in Glycine 
sinensis, 623. 
Passerini, — Microbe of Influenza, 658. 
Pathogenic Microbes in filtered water of 
the Rhone, 656. 
Patouillard, N., Lysurus, 757. 
Patten, W., Origin of Vertebrates from 
Arachnids, 702. 
Peachia hastata, Mesenterial Septa, 189. 
Pearcey, F. G., Foraminifera of Faroe 
Channel, 472. 
Pease, F. N., Finishing Balsam Mounts, 
413, 539. 
Peck, J. I., Cymbuliopsis Calceola, 314. 
Peckham, E. G., Protective Resemblances 
in Spiders, 323. 
, G. W., and E. G., Sexual Selection 
in Attidre, 324. 
Pedicellarise of Echinoids, 611. 
Pelagic Animals, Killing and Hardening, 
804. 
Annelids, 179. 
Pelngiidse, Marginal Sense-organs in, 
466. 
Pelecypods, Hinge of, 164. 
Pell, A., Collecting-bottle for Rotifers, 
524. 
, Three New Rotifers, 464. 
Pelseneer, P., Fourth Pallial Orifice of 
some Lamellibranchs, 165. 
, Identity of Composition of Nervous 
System of Lamellibraucliiata and other 
Molluscs, 582. 
, Two new Hermaphrodite Lamel- 
libranchs, 448. 
Penard, E., Fresh-water Heliozoa, 50, 316. 
, Notes on Heliozoa, 193. 
Penhallow, D. P., Nematophyton, 366. 
Pentastomida, Anatomy of, 34. 
Pentastomum, 324. 
Perianth, Water in, Variations of, 201. 
Pericarp of Characese, 215. 
of the Barley-grain, 355. 
Perichseta, 458. 
, New Sporozoon in Vesiculm semi- 
nales of, 52. 
Periderm, 197, 735. 
Peridiniete, Colouring-matter of, 472. 
Peripatus, Australian Species of, 453. 
, Movements of, 174. 
Periplaneta and its Allies, Dorsal Gland 
in Abdomen of, 173. 
Peristome, 68, 488. 
Peronospora, Nucleus of, 491. 
Perrier, R., Anatomy and Histology of 
Renal Organs of Prosobranch Gastro- 
poda, 314. 
, Examination of Renal Organ of 
Prosobranch Gastropoda, 249. 
Perugia, A., Amphibdella torpedinis, 724. 
, Trematodes of Gills of Italian Fishes, 
725. 
