PERIPYLARIA/ ACANTHARIA, MON OP YLARI A. JProi 65 
T 1 gelatinosa n. sp., p. 247, pi. 14, figg. 1-5, 7 & 8, T, hucledta , 
p. 247, pi. 11, figg. 1-10, pi. 12, figg. 1-7, 10-15, pi. 13, T. spuiriida , 
p. 248, pi. 14, figg. 14 & 15, diagnosed, Brandt (391. 
+ 7'heodiscus sculptus n. sp., Cretaceous, Italy, diagnosed, Squinabol (463) 
p. 200, pi. 4, fig. 9. 
\Trisphcera superba n. sp., Cretaceous, Italy, diagnosed, Squinabol (463) 
p. 190, pi. 2, fig. 13. 
iTrochodiscus triangidaris n. sp., Cretaceous, Italy, diagnosed, Squinabol 
(463) p. 200, pi. 5, fig. 2. 
+ Xiphosphcera antiqua n. sp., p. 189, pi. 2, fig. 11, X rara n. sp., p< 189, 
pi. 2, fig. 10, X. spinosissima n. sp., p. 188, pi. 2, fig. 9, Cretaceous, 
Italy, diagnosed, Squinabol (463). 
^ Xiphostylus pernerin. sp., Cretaceous, Italy, diagnosed, Squinabol (463) 
p. 190, pi. 2, fig. 12. 
(b) Acantharia : — 
A canthochiasma solidissima n. sp., occurrence and diagnosis, PopGfsky 
(356) p. 351, pi. 14, fig. 6. 
Acanthometridce, direct fission in various members of, pp. 339-345 ; syste- 
matic notes on, pp. 345-349, Popofsky (355). 
Acanthonia abcisa , notes on, PopOFSky (355) pi. 14, figg. i, 2 & 4; A. 
spinifera n. sp., p. 351, pi. 14, fig. 3, A. stellata n. sp., p. 354, pi. 1,5, 
fig. 10, occurrence and diagnoses, id. (355) ; d. ,(?) heterobelbs n. Bp., 
p. 67, A.pusilla n. sp., p. 68, Norwegian Fiords, diagnosed, Jorgensen 
(203) . 
Acanthonidium henseni ft. sp., p. 353, pi. 15, fig. 8, A. lohgispinum il. sp., 
p. 352, pi. 15, fig. 7, occurrence and diagnoses, Popofsky (355). 
Acanthostaurus pallidus var. subulata n. var., p. 69, A. nordgaardi n. Sp., 
p. 69, pi. 3, fig. 19, Norwegian Fiords, diagnosed, Jorgensen (203). 
Amphilonche variabilis n. sp., occurrence ana diagnosis, Popofsky (355) 
p. 353, pi. 15, fig. 9. 
Radiosphcera n. g. anacanthica n. Bp., Norwegian Fiords, diagnosed, 
JpRGENSEN (204) p. 122, pi. 17, figg. 105 & 106. 
(c) Monopylaria - 
Monopylaria, phylogeny and classification of, Jorgensen (204) pp. 123- 
129, 8 text-figg. 
Acanthocorys umbellifera , Norwegian Fiords, notes on, J0RGENSEN (204) 
p, 137, pi. 18, fig. 107. 
\A. cretacea n. sp., Cretaceous, Italy, diagnosed, Squinabol (463) p. 214, 
pi. 7, fig. 9. 
Amphimelissa n. g., p. 126, (for Botryopyle) setosd, p. 137, pi. 18, fig. 109, 
diagnosed, J0 rgensen (204). 
Androcyclas n. g. (for Pterocorys) gamphonycha (including P. theoconus 
and P. amblycepkalw\ diagnosed, J0rgensen (204) p. .139, pi. 17, 
figg. 92-97. 
■\Archicorys fossilis n. sp., p. 209, pi. 7, fig. .1, A. minima n. sp., p. 209, 
pi. 7, fig. 2, Cretaceous, Italy, diagnosed, Squinabol (463). 
Campylacantha n. g. dadophora n. sp., Norwegian Fiords, diagnosed, 
J0RGENSEN (204) p. 129, pi. 12, fig. 47. 
Ceratospyris hyperborea n. sp., Norwegian Fiords, diagnosed, J0RGEN8EN 
(204) p. 130, pi. 13, fig. 49. 
Cladoscenium tricolpium n. sp., Norwegian Fiords, diagnosed, JpRGENSEN 
(203) p. 78 ; further notes on, p. 134, pi. 15, figg. 71-73, C. limbatum 
ft. sp., diagnosed, p. 134, pi. 15, fig. 74, id. (204). 
Clathrocyclas ( Theocalyptra ) craspedota , notes on, J0RGENSEN (204) p; 139, 
pi. 17, figg. 98-100. 
1905. [Vol. xlii.] o 5 
