PROTOZOA. 645 
Cellulopliana pileata, according to Schmidt {1. c. p. 22), is a sponge and not 
a plant. 
Geographical distribution of Sponges. Schmidt (1. c. p. 19) gives a list of 
those genera found occurring equally in the Adriatic and British seas, of 
those found in the British seas and not in the Adriatic, and of those found in 
the Adriatic and not on the British coast. 
New genus and species : — 
Bowebbank, in his monograph of the British Sponges, vol. ii., describes 
the following new species : — 
Calcarea, Bk. 
Grantia compressa (p. 17), G. ensata (p. 25), G. tessellata (p. 26). 
Lcucosolenia contorta (p. 29). 
Leuconia putnila (p. 41). 
Leucogypsia gossei (p. 42). 
SiLICEA, Bk. 
JEcionemia compressa (p. 66), ponder osa (p. 66). 
Polymastia ornata (p. 68), P. hulhbsa (p. 61), P. rohusta (p. 62), P. brevis 
(p. 64), P. spinula (p. 66), P. radiosa (p. 68). 
Halyphysema tumanowiczii (p. 76), H. ramulosa (p. 79). 
Ciocalypta penicillus (p. 81). 
Tethea collinsii (p. 87), T. schmidtii (p, 89), T, spinularia (p. 94). 
Halieneniia patera (p. 96). 
Dictyoeylmdrus ventilabrum (p. \OQi),D.radiosus (p. 105), 1). howsei (p.l06), 
D. fascicularis (p. 110), D. vh'gidtosus (p. 113), P. pumihhs (p. 114), P. ru~ 
gosus (p. 119). 
Phakellia robusta (p. 120). 
Microciona fictitia (p. 124), M. l<m)is (p. 127), M. fallax (128), M. armata 
(p. 129), M. spinulenta (p. 132), M. carnosa (p. 133), M. ambigua (p. 136), 
M. atrasangumea (p. 138). 
Hyrneraphia vermiculata (p. 141), H. clavata (p. 143), H. verticillata 
(p. 146), H. stellifera (p. 146). 
Jlymedesmia radiata (p. 149), II. steUata (p. 150), H. zetlandica (p. 162). 
Hymeniacidon thomasii (p. 165), II. coceinea (p. 166), H. brettii (p. 158), 
II. fragilis (p. 169), II. reticidatus (p. 159), II. fallaciosus (p. 160), H, laetea 
(p. 16^3), II jmrarmatus (^. 104), 7/. mcinbrana (p. \(Sb), Il.cariincula (p. 166), 
II. mammeata (p. 170), II. consimilis (p. 172), II. variantia (p. 174), II. maci- 
lenta (p. 176), 77. fallax (p. 177), II. viridans (p. 178), 77. armatura (p. 183), 
II. pachyderma (p. 184), 77. crustida (p. 185), 77. lingua (p. 187), Il. Jloreum 
(p. 190), H. jecusculum (p. 198), II. sulphurea (p. 208), 77. subdavata (p. 209), 
II. clavigera (p. 211), 77. gelatinosa (p. 222), 77 paupertas (p. 223), H. buek- 
landii (p. 226). 
Ilalichondria glabra (p. 232), 77. angidata (p. 233), 77 caduea (p. 234), 77 
inconspicua (p. 230), II. incerta (p. 237), II. distorta (p. 240), H. corrugata 
(p. 242), 77. thompsoni (p. 243), 77 forcipis (p. 244), 77 simplex (p. 240), 7T. 
subdola (p. 247), 77 Candida (p. 261), 77 irtcgularis (p. 262), 77 dichici 
(p. 263), 77 patter soni (p. 256), 77 pulchella (p. 256), 77 ingalli (p. 268), 77 
scandens (p. 269), 77 batei (p. 261), 77 granulata (p. 262), II hyndmani 
(p. 264), 77 nigricans (p. 206), 77 albula (p. 268), H. farinaria (p. 269), 77 
inornatus (p. 271). 
