SS AXEL fiOKS, ARCTIC AXD SCANDINAVIAX FORAMINIFERA. 



PLANORBULINA o Ohb. 



p. lobatllla Walk. & Jacob. 



Tab. XV, fijr. 774. 



Soepissime affixa, piano- aiit concavo-convexa, sa'pe sinuose nndata; facies abovalis 

 s. spiralis anfractuin solum ultimum plerumque exhibens, interduin obsolete umbilicata, 

 seginentis 6 — 8; facies oralis anfractus 2 — .3 praebens; apertura rima suturalis, niarginalis- 

 extrauiubilicalis. 



Pori sajpe exigui, sparsi, interdum pr^ecipue faciei oralis obsoleti. 



Variat: rajigis compacta, seginentis anfractus ultimi usque ad 12. 



Fig. 774: facies aboralis; a: facies niarginalis; h: facies oralis, typicne. 



Nautilus lobatulus Walk. & .I.\c., 1798, Adams Essay raicroscop. (Kanmacliei), p. G42, t. 14, f. 30. 

 Truncatulina tuberculata d'Orb., 1826; Tab), meth.. Aim. Sc. iiat. 7, p. 279, No. 1, Mod. 37. 

 Planulina incerta d'Ohb., ibid., p. 280, No. 1. 

 Truncat. variabilis Reuss, 1870; v. Schlicht, For. Septar. Thon. Pietzpuhl, t. 21, ff. 12—23, 27 — 29. 



lobatula Brady, 1884, Chall. Rep. 9, p. 660, t. 92, f. 10; t. 93, ff. 1, 4—5; t. 115, ff. 4—5. 



» » Brady, Park., Jones, 1887, Aliroblos Bank, Transact. Zool. Son. London 12, 7, t. 45, f. 2(5. 



» » Sherborn & Chapm., 1880, London Clay; Jourii. R. micr. Soc. (2) 0, t. 10, f. 12. 



Synonyniiam cetcram vide Goes, Ret. Rhizop. Caribb. Sea, Sv. Vet. Akad. Handl. 19, 4, p. 90. 



Obs. Nautihis farctus Ficht. & Moll., 1803, Test, microso., p. 04, t. 9, ff. k — i est forsan forma distincta, 

 poris majoribns. 



Anomalina irregularis Terqu., 1880. For. t^ Ostrar. Islande, Bullet. Soc. ZooL France 1880, p. 333, t. 11, 



ff. 14—15. 

 ? Truncat. globulosa Terqu., ibid., t. 11, ff. 12 — 13. 

 Truncat. lobatula Fornasini, 1893, For. marne messinesi, Mem. Accad. Sc. Instit. Bologna (5) 3, t. 2, 



ff. 15 — 16. 



Hab. ad oras Svecine occidentales et NorvegiiB in algis lapidibusqne adnata, profund. nietr. 5 — 50 sat frequens; 

 mare Groenlandicura profnnd. nietr. 100 — 300. Diam. mm. l.tTO ct ultra. 



forrare affines: 



1. cameris j)lus minusve irregulariter dispositis. 



P. variabilis dOrb. 



Truncatul. variabilis dOrb., 1820, Tabl. metli., Ann. Sc. nat. 7, p. 279; ?1839, For. Canar. p. 135, 



t. 1, f. 29. 

 Planorb. truncata Egger, 1857, Mioc. Ortenburg; Leonh. n. Bronns .Thb. 1857. p. 280, t. 10, 



ff. 15—17. 

 Truncat. tuberosa Park., Jones, Brady, 1871, Nomenclatnre Forara., A. M. N. Hist. (4) 8, p. 177, 



t. 12, f. 138. 

 innormalis Costa, 1854, Pal. Nap. 2, t. 21. f. 11. 

 » variabilis Brady, 1884, Chall. Rep. 9, p. 601, t. 93, ff. 0, 7. 



» Brady, Park., Jones, 1887, Abrolilos Bank, Transact. Zool. Soc. London 12, 7, 



t. 45, f. 17. 



Hab. c. pr<Teedente rara praesertim in tropicis. 



