PIN — POL 



53 



Pineal eye of Lacertilia, W. B. Spencer 

 (3). 



Piiinularia, Gregory (6), Kitton (3). 



PIPEE, S. (1). On a portable slide 

 cabinet and a form of slide for 

 opaque illumination. (Trans- 

 actions) XV, 16-18. 



— — (2). On a reversible compres- 



sorium with revolving disk. (Trans- 

 actions) xvi, 114, 115. 

 Pisces; skeleton, Huxley (11). 



— see Teleostei, Elasmobranchii, &c, 

 Piscicola, A. G. Bourne (6). 

 Pithophora, xvii, 293-297. 

 Pityriasis, Gudden (1), Hogg (4). 

 Placenta; Canis, Ayres (1). 



— evolution, Osborne (1). 

 Placopsilina, Brady (3) xix, 50 and 



xxi, 51. 



Plagiogramma ; gen. n., Greville (5). 



Plagiopbrys, Archer (16), and (25) xvii, 

 122. 



Plagiostomi ; blood-corpuscles, Gulliver 

 (5). 



Plakopus, Archer (25) xvii, 349. 



Planaria; terrestrial, list of, Moseley 

 (11). 



Planorbis; development, E. R. Lan- 

 kester (42) ; xx, 376-377 ; genera- 

 tive organs, Sanders (3). 



Planorbulina, Brady (3) xix, 283. 



Planula theory, E. R. Lankester (34), 

 Balfour (16). 



Plasmolysis, Bower (5). 



Platoum, Archer (25) xvii, 199. 



Platyhelminthes ; and Annelida, ne- 

 phridia, Beddard (2) ; see Cestoda, 

 Ti-eniatoda. 



Plebia, Currey (8). 



Plcurobranchus ; external pore of vas- 

 cular system, A. G. Bourne (7). 



Pleurophrys, Archer (15) x, 17 and x, 

 121. 



Pleurophrys, Archer (25) xvii, 204. 



Pleurosigma, viii (o. s.), 104, 105 ; J. 

 C. Hall (1), Hendry (8), Barkas 

 (5), Hunt (3), Mouchet (2), Hall 

 (1), Walker- Arnott (5), Donkin 

 (3). 



Plica ; pineal eye, W. B. Spencer (3). 



PLOWRIGHT, C. B. (1). On the life- 

 history of certain British hete- 

 roecismal Uredines (the Ranunculi 

 Aecidiaand Puccinia schceleriana). 

 XXV, 151-172. 



PLUMEE, J. J. (1). A few words on 

 the choice of a microscope, iv, 

 153-167. 



Pneumodermon ; cephalic appendages, 



Pelseneer (2). 

 Pocillopora, Fowler (1) Parts III and 



IV, Moseley (13), 

 Podophrya, reproduction, Cienkowski 



(!)• . 

 Polar bodies, see Ovum. 



Polariscope ; for lantern, iv, 42-45, 

 Hendry (4). 



Polar rings, Clepsine, Whitman (1). 



Polia ; vascular and nephridial systems, 

 Oudemans (1). 



Poliopogon, colour, Mosely (9). 



Pollen-bodies of Angiosperms, Elfving 

 (1)- 



POLLOCK, G. F. (1). Observations on 

 granulated " blood-discs." (Trans- 

 actions) viii, 4-7. 



Polychaita ; anatomical points, J. T. 

 Cunningham (8). 



— Haplobranchus, A. G. Bourne (4). 



— Syllis, gizzard, Haswell (1). 



— Lopadorhynchus, development, G. 



C. Bourne (3). 



— blood-corpuscles, E. R. Lankester 



(35), Blomfield (2). 

 Polyctenes, Giglioli (2). 

 Polycystina; habitats, Stokes (2); Wal- 



lich (7), J. Miiller (1), 

 Polygastrica, Samuelson (1). 

 Polyinorphina, Brady (3) xxi, 64. 

 Polyommatus ; scales, Wonfor (1). 

 Polyphagus, xvii, 175-181. 

 Polysiphonia, frond, iv (o. s.), 87, 88. 

 Polystigma, W. B. Grove (1). 

 Polystomella, Brady (3) xxi, 66. 

 Polyzoa — 



— avicularia and vibracula. Busk (4), 



Hincks (8). 



— British, Alder (2). 



— budding, Haddon (2). 



— for many genu. spp. nn., described 



and figured, see ZOOPHYTOLOGY. 



— mounting, Morris (1). 



— nervous system, F. Miiller (1), 



Hincks (7, 8). 



— ooecia, Hincks (4). 



— preparation of skeletons, G. Bird 



(1) ; A. M. Norman (1). 



— reproduction, Nitsche (1), Hincks 



(5, 7), Smitt (1). Huxley (9). 



— relations to Laraellibranchiata, E. 



R. Lankester (59), AUman (6). 



— Victorella, Kent (1). 



— Clavopora, Busk (9). 



— Loxosoma, E. R. Lankester (24), 



Vogt (1) ; xviii, 199 ; Harmer (1). 



