54 



POL PRI 



Polyzoa — 



— affinities and snbdivisionf?, Vogt (1) ; 



xviii, 199 ; Harnier (1). 



— Flustrella, development, Redfern 



— Terebriporida;, vi, 157. 

 Pompholyxophrys, Archer (15) ix, 386 



and X, 105 ; Archer (25), xvi, 375. 

 Pontia; scales, Wonfor (1). 

 Pontobdella, A. G. Bourne (6). 

 POOLE, W. H. (1). A double staining 



with haematoxylin and aniline. 



XV, 375-377. 

 Porifera — 



— affinities, xii, 409. 



— motile phenomena, Lieberkiihn (2). 

 -- various, E. P. Wright (2). 



— Tethyopsis, Stewart (1). 



— colour of Spongilla, Sorby (6). 



— colouring matters, Moseley (9). 



— Calcarea, development, xviii, 457, 



458. 



— morphology and position, Balfour 



(11), Dendy (1). 



— development of Halisarca,Sollas (2). 



— phylogeny, SoUas (2). 



— development, Spongilla, Lieber- 



kiihn (1). 



— Grautia, anatomy, Bowerbank (1). 

 Porrigo and its fungus, Gudden (1), 



Hogg (4). 

 Potato disease ; fungus of, H. M. Ward 



(7). 



POUCHET, A., & VERRIER. Experi- 

 ments on the migrations of 

 Entozoa (transl.). ii, 171-175; 

 cf. ii, 270-274. 



POUCHET, G. (1). The origin of the 

 red blood- corpuscles, xx, 331-350. 



— — (2). On the laminar tissue of 



Amphioxus. xx, 421-430, pi. xxix. 



POUCHET, F. (1). Atmospheric micro- 

 graphy. Observations on the cor- 

 puscles svispended in the atmo- 

 sphere (transl.). viii (o. s.), 130- 

 134. 



(2) . Atmospheric micrography. 



On the means by which all the 

 corpuscles normally invisible, con- 

 tained in a determinate volume of 

 air, may be collected into an in- 

 finitely small space (transl.). viii, 

 (o. s.), 188-191. 



(3). Researches on the cor- 

 puscles introduced by the atmo- 

 sphere into the respiratory organs 

 of animals (transl.). viii (o. s.), 

 259-264. 



POULTON, E. B. (1). The tongue of 

 Perameles nasuta, with some sug- 

 gestion as to the origin of taste 

 bulbs, xxiii, 69-86, pi. i. 



(2). The tongue of Ornitho- 

 rhyncus paradoxus; the origin of 

 taste bulbs, and the parts upon 

 which they occur, xxiii, 453-472, 

 pi. xxxii. 



(3). The structures connected 



with the ovarian ovum of Mar- 

 supialia and Monotremata. xxiv, 

 118-128, pi, V. 



POWELL, T. (1). A simple object- 

 finder for students' microscopes. 

 V, 149-151. 



POWER, D'A. (1). On the endothe- 

 Hum of the body cavity and blood- 

 vessels of the common Earth- 

 worm, as demonstrated by silver 

 staining. xviii, 158-161, pi. x, 

 figs. 7-9. 



(2). Calberla's new embedding 



mixture, xviii, 208-210. 



Prasiola, Hicks (8). 



Prescott ; Tobacco and its Adultera- 

 tions (review), vii (o. s.), 251- 

 253. 



Prevost; Microscopic Observations on 

 the Structure of Muscular Fibre 

 (review), i (o. s.), 135, 136. 



Priapulus ; skin and nervous system, 

 ScharfE (1). 



PRICE, H. (1). On a polystomatous 

 condition of the hydranths of 

 Cordylophora lacustris. xvi, 23- 

 26. 



PRIESTLEY, J. (1). Recent researches 

 on the nuclei of animal and vege- 

 table cells, and especially of ova. 

 xvi, 131-152, pis. xi, xii. 



Primitive streak, Sedgwick (4), Balfour 

 (12, 19), Whitman (2), Johnson 

 (2), Caldwell (2). 



PRINGSHEIM, N. (1). On the im- 

 pregnation and germination of 

 Alga- (transl.). iv (o. s.), 63-72, 

 and 124-135, pi. iii; cf. vi (o. s.), 

 173-175. 



(2). On the chronispores or 



chronizoospores of Hydrodictyon, 

 and on some analogous reproduc- 

 tive bodies (transl.). ii, 54-59; 

 and ii, 104-112, pis. ii, iii. 



(3). Researches on chlorophyll 



(transl.). xxii, 76-135, pis. viii. 



