PERIPYLARIA. 
Prot. 63 
(a) Peripylaria 
Sphcerozoea (colony-forming Radiolaria), materials for their classification ; 
characters of the two families, Sphcerozoida and Collosphcerida and 
their constituent forms, Brandt (40) pp. 311-352, pis. 9 & 10. 
Colloid Radiolaria (mostly Choenicosphcera and Thalassicolla), plankton, 
Bay of Biscay, Wolfenden (506). 
Acanthosphcera teneriformis n. sp., Norwegian Fiords, diagnosed, J0rgensen 
(203) p. 54. 
■); Acrosphcera mirabilisn. sp., Cretaceous, Italy, diagnosed, Squinabol(463) 
p. 187, pi. 2, fig. 5. 
Arachnosphcera clichotoma n. sp., Norwegian Fiords, diagnosed, J0rgensen 
(203) p. 60, pi. 3, fig. 18. 
iCarpoxphcera minima n. sp., Cretaceous, Italy, diagnosed, Squinabol (463) . 
p. 186, pi. 2, fig. 4. 
iCenellipsis communis n. Sp., Cretaceous, Italy, diagnosed, Squinabol (463) 
p. 197, pi. 4, fig. 4, 
\Cenosphcera teoli n. sp., p. 185, pi. 2, fig. 1, C. triquetra n. Sp., p. 185, 
pi. 2, fig. 2, C. polyedrica n. sp., p. 186, pi. 2, fig. 3, Cretaceous, Italy, 
diagnosed, Squinabol (463). 
Choenicosphcera murrayana , plankton, Bay of Biscay, note on, Wolfenden 
(506) p. 132. 
Chromyechinus borealis n. sp., Norwegian Fiords, diagnosed, J0rgensen 
(204) p. 117, pi. 8, fig. 35, pi. 9, figg. 36 & 37. 
Collosphcera armata n. sp., occurrence and diagnosis, Brandt (40) p. 331, 
pi. 10, figg. 17 & 18. 
Collozoum moebii n. sp., diagnosis and occurrence, Brandi* (40) p. 316, 
pi. 9, fig. 1. 
+ Dactyliosphcera n. g. for D. silvice n. sp., p. 196, pi. 4, fig. 3, Cretaceous, 
Italy, diagnosed, SquinaBol (463). 
+ Dactyliosphcerida n. fam., diagnosed, Squinabol (463) p. 195. 
t Dorypyle n. g., p. 196, D. cretacea n. sp., p. 196, pi. 3, fig. 5, Cretaceous, 
Italy, diagnosed, Squinabol (463). 
iDorysphcera multiporata n. sp., p. 187* pi. 2, fig. 6, D. obtusispina n. sp., 
p. 187, pi. 2, fig. 7, D. meschinellii , p. 188, pi. 2, fig. 8, Cretaceous, 
Italy, diagnosed, Squinabol (463). 
Drymyomma n. g., elegans n. sp., Norwegian Fiords, diagnosed, J0rgensen 
(203) p. 58 ; 1). e. f further notes on, id. (204) p. 117, pi. 8, fig. 34. 
Echinomma leptoderma n. sp., Norwegian Fiords, diagnosed, J0rgensen 
(203) p. 57 ; E. 1., further notes oh, id. (204) p. 116, pi. 8, fig. 33. 
+ Ellipsoxiphus euganeus n. sp., Cretaceous, Italy, diagnosed, Squinabol 
(463) p. 197, pi. 4, tig. 5. 
\Enchitonia euganea n. sp., Cretaceous, Italy, diagnosed, Squinabol (463) 
p. 204, pi. 6, fig. 1. 
\Haqiastrum venetum n. sp. (?), Cretaceous, Italy, diagnosed, Squinabol 
(463) p. 205, pi. 6, fig. 3. 
\Heliodiscxis acutispina n. sp., Cretaceous, Italy, diagnosed, Squinabol 
(463) p. 202, pi. 5, fig. 3. 
Heliosphcera tenera n. sp., Norwegian Fiords, diagnosed, J0rgensen (203) 
p. 55. 
Hexacontium enthacanthum n. sp., p. 52, pi. 2, fig. 14, pi. 4, fig. 20 ; 11. pachy- 
dermum n. sp., p. 53, H. macracanthum n. sp., p. 53, Norwegian 
Fiords, diagnosed, J0RGENSEN (203); H. enthacanthum , p. 115, pi. 8, 
fig. 30, H. pachydermum, p. 115, pi. 8, fig. 31, 11. sp., p. 115, pi. 8, fig. 32, 
further notes on, id. (204). 
Hexalonche diplacantha n. sp., Norwegian Fiords, diagnosed, J0rgensen 
(203) p. 51. 
t II. ongariana n. sp., p. 194, pi. 3, fig. 4, H. euganea n. sp., p. 194, pi. 4, 
fig. 1, Cretaceous, Italy, diagnosed, Squinabol (463)). 
