16 AXEL GOÉS, ARCTIC AND SCANDINAVIAN FORAMINIFERA. 



BATHY8IPH0N m. Sahs. 



B. flliformis M. Saes. 



Tab. III, figg. 39—41. 



Tubus ffiqualis aut subaiqualis, plerumque paullurn arcuatus, utrinque apertus, sub- 

 Ifevis, segmentatione spuria, internodiis cylindricis, subfusiforinibus aut subclavatis; intus 

 indivisus. 



Albidus aut griseus ex spiculis spongiarum magna ex parte constructus; subflexi- 

 lis, tenax. 



Fig. 39: forma teuuis. 



Fig. 40: » elata. 



Fig. 41 : longitudinaliter sectus. 



Bathysiphon flliformis (M. Saks) G. O. Särs, 1871, Vidensk. Swlsk. Forh. 1871, p. 251. 

 » » Brady, 1884, Chall. Rep. 9, p. 248, t. 26, £f. 15—20. 



Hab. in siuu Hardaiiger profund. raetr. 350 (Doct. C. Aurivillius); Korsfjord profund. itietr. 300 (Norman) 

 hand infrequens; loug. mm. 15 — 25 — 50; diameter tubi valde varians. 



HYPEEAMMINA bhady. 



H. subii odosa Brauy. 



Tab. Ill, figg. 42—54. 



Cylindrica, elongata, interduiii subclavata, suturis constrictis passim instructa; parte 

 primordiali ovali aut inflate subpyriformi, cujus cavum internum globosum aut ovatum; 

 septis spuriis incompletis aut nullis; apertura lumen tubi totum occupante, aut paullum 

 coarctata. Plerumque grisea-argillacea aut albida, e sabulo rudis. 



Emaciatse, magis attenuata3, septis subcompletis, interdum occurrunt, Reophaci 

 noduloso approximantes. 



Suturis interdum obsoletis, testa magis »quali a Hyperammina friabili difficile 

 distincta. 



Fig. 42: exemplum camera primordiali valde infläta. 



Fig. 43: apex cum apertura coarctata; Fig. 44: camera primordialis exempli alius; 

 e Atlantico boreali profund. raetr. 1,750. 



Fig. 45: exempl. e sinu Groenlandico Claushavn profund. metr. 500. 



Figg. 46 — 47, 50 — 53: emaciatai in Reophacem vergens, e Groenlandico mari pro- 

 fund. metr. 500. 



. Figg- 48 — 49: ex Atlantico boreali profund. metr. 1,750; septis subcompletis. 



Fig. 54: in Hyperam. friabilem Brady vergens, e sinu Baffini profund. metr. 1,200. 



Hyperammina sutanodosa Brady, 1884, Challeng. Rep. 9, p. 259, t. 23, ff. 11 — 14. 



Hab. in sinubus Groenlandise, Spetsbergensibus, marique Atlantico boreali profund. raetr. 30 — 2,000; mm. 10 — 

 20 longre; emaciatae mm. 5 — 10. 



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