KONGL. SV. VET. AKADEMIENS HANDUKGAK. BAND 25. N:0 9. 93 



Williams, 1858, Eec. For. Gr. Brit., p. 46, 1. 3, ff. 86—89. 



Carpenteh, 1862, Introduct. Stud. Foramf., p. 230, f. 13, ff. 16 — 17 (segmentis cyclicis). 



Brady, 1884, Ghall. Rep. 9, p. 634, t. 86, ff. 1—7. 



Park. & Jones, 1865, North. Atl. & Aret. Oc, Pliii. Träns. 155, t. 15, f. 29. 



Hab. ad Groenlandiam profuiul. metr. 90 rara (Norman). 



DISCORBINA Park. & Jones. 



D. Bertlielotiana dOrb. 



Tab. XV, fig. 790. 



Depressa coiuplaiiata teiiuis, hyalina, facie aborali leuiter coiicava iiunc umbilicata> 

 iiunc paullum impressa, anfractu ultimo pra-cedentem nunc totuiii nunc ex parte obtegente; 

 segmentis anfr. ultimi 5 — 9; facie orali excavata, interduin subumbilicata; suturis, hujus 

 interdum uti costis prominentibus, distinctis; poris minutis. 



Fig. 790: facies aboralis; a: facies marginalis; h: facies oralis exempli e inari Ger- 

 manico. 



Bosalina d'Orb., 1839, For. Canar., p. 135, t. 1, ff. 28 — 30. 



GoÉs, 1882, Retic. Rhizop. Carib. Sea, Sv. Vet. Akad. Hand). 19, 4, p. 105, t. 8, ff. 266—268. 

 Brady, 1884, Chall. Rep., p. 650, t. 89, ff. 10—12. 



Discorb. baeonica v. Hken, 1875, For. Clåv. Szab. Sch., Mittheil. Jlirb. ungar. geol. Anst. 4, p. 76, t. 10, f. 3 



(major, limbata, carinata). 



» rarescens Brady, 1884, Chall. Rep. 9, p. 651, t. 90, ff. 2 — 3 (carinata vel carinato-alata). 



» Bertheloti Brady, Park. & Jones, 1887, Abrohlos Bank, Träns. Zool. Soc. Lond. 12, 7, t. 46, ff. 7 — 8. 



Hab. inare Germanicum profund. metr. 180 passim; ad öras Norvegicas metr. 90 — 540 (Norman, v. Yhlen). Diam. 

 mm. 0.50 — 0.60. 



D. parisieiisis dOrb. 



Tab. XV, fig. 791. 



Convexa aut planoconvexa, tenuis, obtuse inarginata, spira nunc aperta nunc anfractu 

 ultimo celata, segmentis hujus 6 — 12, arcuatis, plus minusve angustatis; facie infera s. 

 orali tuberculis minutissimis, in radios dispositis, instructa; suturis stepe siiiuosis. 



Forma nostra suturis paullum impressis, interdum valde deplanata, fere discoidalis, 

 poris sparsis, magnitudine mediis. 



Variat segmentis angustioribus magis numerosis = D. opercularis d'OHB. 



Fig. 791: facies aboralis; a: facies marginalis; h: facies oralis. 



Bosalina d'Orb., 1826, Tab. méthod; An. Se. nat. 7, p. 271, No. 5, Mod. 38. 



Parker, Jones, Brady, 1866, Crag. For., Palaeogr. Soc. 19, t. 2, ff. 13 — 15. 



Wright, 1877, For. Down & Antrira, Proc. Belfast Nat. Field Club 1876—77, Append., p. 105, t. 4, f. 1. 



Brady, 1884, Ohall. Rep. 9, p. 648, t. 90, ff. 5, 6, 9—12. 



Hab. ad insulam Hven profund. metr. 20, rara (Théel & Teybom). Diam. mm. O.iö- 



