KONGL. SV. VET. AKADKMIENS HANDUNGAK. BAND 25. N:o 9. 59 



Ab his non sat distiricta: 



Polym. Burdigalensis D'ORB., 1826, Tab. iiietli., Ann. Sc. nat. 7, p. 265, No. 2, Mod. 29. 



BRADY, PARK. & JONES, 1870, Transact. Lin. Soc. 27, p. 224, t. 39, f. 9. 



* avlostoma: 



Polym. lactea v. flstulosa WILL., 1858, Rec. For. Or. Brit., p. 72, t. 6, f. 150. 



Orbignii (ex part<0 RHADY, PARK. & JONES, 1870, Gen. Polymorph., Trans. Lin. Soc. 27, p. 244 



t. 42, f. 38 (I. 



Hab. in sinubus Biiliusiie et Norvegia;, nee non Spetsbergise profund. metr. 50 180 passim. 



P. Thouini D'OHB. 



Tab. X, figg. 557558. 



Fusifbnnis, compressa aut subi'ompressn, segmentis apparentibus 5 10, irregula- 

 riter alternantibus, suturis plus minusve oblique dispositis. 



Polym. Thouini D'ORB., 1826, Tab. meth. Ann. Sc. tint. 7, p. 265, No. 8, Mod. 23 (anguste subcylindrica 



segmentis paucis). 



BRADY, PARK. & JONES, 1870, Oenus Polymorphic, Trans. Lin. Soc. 27, p. 232, t. 40, f. 17 

 BRADY, 1884, Chall. Rep. 9, p. 567, t. 72, f. 18. 



Hab. ad oras Nowaja Scinjla profund. metr. 25 rara (TuEEL et STUXBEKG). Long. mm. 2,45. 



APPENDIX. 

 P. irregularis D'OKB. 



Tab. X, figg. 554556. 



Ovalis aut subf'usiformis, segmentis irregularitcr dispositis, iriflatis, externe apparen- 

 tibus 4 7 8, plus minusve striatis; a P. lactea v. problemate nisi striis non diversa. 

 Fig. 554: summa deorsurn versa. 



Polymorph. irregularis D'ORB., 1839, For. Cnbn, p. 137, t. 2, ff. 1213. 



P. regina BRADY, PARK., JONES, 1870, Genus Polymorph.; Transact. Lin. Soc. 27, p. 241, t. 41, f. 32; BRADY, 



1884, Chall. Rep. 9, p. 571, t. 73, ff. 11 13. 

 P. semicostata MARSS., 1877, Riigen. Schreibkr., Greifswald. Mittheil. nat. Verein d. Vorpommeru, 1877 78, 



p. 150, t. 2, f. 19. 

 ? P. australis (D'ORB.) BRADY, PARK., JONES, 1870, Genus Polymorph., Trans. Lin. Soc. 27, p. 239, t. 41, f. 27. 



Hab. ad Azores ins. profund. metr. 100 rara (SMrrr & LJUNGMAN). 



NODOSARINA (LAMCK.) PAKK. & JONES. 



* Cristellaria D'OKB. 



C. rotulata LMK. 



Tab. X, figg. 559 578. 



Helicostegica, nautiloidea, lenticttlaris, marginata, carinata aut carinato-alata, riunc 

 umbonata, nunc urnbonibus distinctis destituta. Nomen "cultrata" est inepturn, quia 

 forma fere qu;uque suam formam alatam sive cultratam habet. Forma compressa plerurnque 

 "cultrata" stupeque magis polystegica, in Crist, reniformem n'ORB. transiens. 



Multitudine nominum gravata. 



