9 



Zweite Sektion: Myxostoma. 



10. Ft. brevis Martyn. 

 Liiuus brevis Marlyn fig. of non descr. shells t. 28 c. 

 — — Martyn in Chenii Bibl. conch. II. p. 21. (. 

 8. f. 2. 

 Turbo Petiverianus Wood suppl. t. 6. f. 2. 

 Cyclostinna Petiverianum Gray in Wood suppl, p. 36. 



— — Sow. Spec. f. 97. 98. 



— — Reeve Conch. syst. II. t. 184. 



f. 15. 



— — So7v. Thesaur. p. 116. t. 25. f. 



100. 101. 



— — Petit in Journ. Conch. I. p. 43. 



— breve Ffr. in Chemn. ed. II. Cyclost. p. 160. 



t 24. f. 1. 2. 

 Myxostoma Petiverianum Trosch. in Zeitschr. f. Mal. 1847. 



p. 44. 



— breve Ffr. ibid. p. 111. 



11. Ft. incomptus Sorverby. 

 T. late umbilicata, depressa, solida, ruditer striata, 

 opaca, sub epidennide fusco - Cornea , decidua alba; spira 

 parum elevata, vertice proininulo; anfr. 5 convexi, rapide 

 accrescentes , ultiinus teres, obsolete angulatus; apertura 

 diagonalis, subcircuiaris; perist. simplex, inargine colu- 

 mellari incrassaio, breviter adnato, a supero alatim dila- 

 tato sinu profundo sejunclo. — Operc? — Diam. maj. 

 40, min. 32, alt. 15 mill. (Mus. Cuming.) 

 Cyclostoma i?icomptum Sow. Thesaur. Suppl. N. 183. f. 



298. 299. 

 Fterocyclos incomptus Ffr. in Chemn. ed. II. Cyclost. t. 



31. f. 1. 2. cined.) 

 Habitat in ßrasilia. 



Ausserdem giebt Dr. Bland in Journ. As. Soc. V. 

 p. 783 eine kurze Beschreibung zweier Arten von Ptero- 



