KONGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 25. N:u 9. 91 



P. ariminensis dOrb. 



Tab. XV, figg. 784—785. 



Plana, coinpressa, spiralis, segmentis aiifract. ultimi 8 — 11, suturis sa?pe liinbatis, 

 interdum impressis, inargine truiicato aut subcariiiato, latus utruinque alterutn alteri feru 

 simile, apertura marginali, suturali. 



Fig. 784: facies aboralis; a: facies margiualis; h: facies oralis exempli e mari Azo- 

 rico profund. metr. 530. 



Fig. 785: facies oralis; a: facies marginalis, e mari Germanico profund. metr. 180. 



(Planulina) ariminensis d'Oi!B., 1826, Tab. raéth., Ami. Se. nat. 7, p. 280, t. 14, fif. 1 — 3 bis, Mod. 49. 

 Planorb. tuberosa v. Ariminensis GoÉs, 1882, IJelic. Rliizop. Carib. Sea, Sv. Vet. Akad. Handl. 19, 4, p. 98, 



t. 7, ff. 228-233. 

 Anomalina ariminensis Bravy, 1884, Chall. Rep. 9, p. 674, t. 93, ff. 10 — 11. 



» » Brady, Park., .Iones, 1888, Abrohlos Bank, Träns. Zool. Soc. Lond. 12, 7, t. 45, ff. 20— 22. 



Ha b. mare Germanioura profund. nietr. 180 rara; prretera ad Azores insulas metr. 530 (Smitt & Ljungman). 

 Diam. 0.87 — 1. 



P. inediteiTaneiisis dOrb. 



Tab. XV, fig. 786. 



Applanata, affixa, juvenis regulariter spiralis, adulta cameris irregulariter cyclice 

 dispositis; facies affixa sive oralis sola spiram exhibens; hyalina, cameris centralibus fulvis. 

 Fig. 786: facies aboralis; a: facies marginalis. 



d'Orb., 1826, Tab. raétb., Ann. Se. nat. 7, p. 280, Mod. 79; 1846, Bass. tert. Vienne, p. 166, t. 9, ff. 15—17. 

 Planorb fareta var. vulgaris GoÉs, 1882, Retic. Rhizop. Carib. Sea, Sv. Vet. Akad. Handl. 19, 4, p. 97, 



t. 7, f. 227. Synonymia ibid., ab qua Pl. variabilis d'Orb. abstrahenda est. 

 » mediterranensis Brady, 1884, Cball. Rep., p. 656, t. 92, ff. 1 — 3. 



Hab. ad öras Sveciae et Norvegise profund. metr. 50 — 180, baud frequens. Diam. mm. 0.50 — 0.80. 



GYPSIM cartek. 



G. inliaerens Schultze. 



Tab. XV, fig. 787. 



Affixa, plus minusve depressa, irregulariter expansa, stadium juvenile segmentis sajpe 

 planospiraliter dispositis, pnvterea irregulariter acervatis, polygonis aut semiglobosis, apertura 

 iiulla, poris magnis, uti apud Planorbulinas, in facie affixa siepe obsoletis, inargine excepto. 



Fig. 787: facies superna sive libera; a: facies marginalis; h: facies affixa, exempli 

 e mari Bahusiae. 



Acervulina inhaerens Schultze, 1854, Organ. Polythal. p. 68, t. 6, f. 12. 



Tinoporus lucidus Wright, 1877, Rec. For. Down & Antrim; Proc. Belfast, nat. Pield. Club 1876—77; 



App. p. 105, t. 4, ff. 4—5. 

 Gyps, inhserens Brady, 1884, Chall. Rep. 9, p. 718, t. 102, ff. 1—6. 



Hab. ad öras Bahusiae profund. metr. 40 — 50 in testaceis aftixa, passim. Lat. mm. 1.8 0. 



