316 
MELAMPUS §. 6. 
§• 6 . 
68. piriformis (Auricula) Petit. (Coll. 28.) I. 44. II. 32. — Cono- 
vulus maurus Muhlf. — Auricula maura Kiist. — Pyihia maurus 
Ant. — Melampus lacryma Beck ?, pyriformis et maurus H. 8f A. Adams. 
— Tumaco Columbiae occideutalis. 
69. bidentatus Say. (Coll. 29.) I. 45. II. 33. — Binn. Terr. Moll. IV. 
p. 156. t. 75. f. 23; Land- and freshw. sb. North- Am. II. p. 10. 
f. 11. 12. — Tryon in Amer. journ. conch. IV. p. 8. t. 18. f. 5. 
— Patel Cat. p. 114. — Auricula cornea Desk ., bidentata Gould, 
Jaumei Mittre ( Melampus ? Jaumei Pfr. I. 25. II. 18.) — Melampus 
corneus Beck, lineatus Say , borealis Conr. in Mus. Cuming. (Non 
in Amer. journ. sc. XXIII. Vid. Alexia myosotis .) — America 
septentrionalis. 
70. ? obovatus H. & A. Adams. I. 46. II. 34. — Conf. Melampus 
Liberianus H. 8f A. Adams Nr. 12. — Liberia. 
7i. M. sculptus Pfr. 
T. subperforata, fusiformi - oblonga , solidula, superne 
distincte costato-plicata, saturate castanea; spira conica, mu- 
cronata; sutura distincta, subcrenata; anfr. 10 — 11 planiusculi, 
ultimus 3 / 5 longitudinis subaequans, subvaricosus, infra suturam 
et ad basin attenuatam plicatus, medio laevigatus; apertura 
verticalis, angusta, basi rotundata; plica parietalis 1 levis, 
profunda; plica • columellaris tenuis, obliqua, marginem attin- 
gens; perist. simplex, acutum, margine dextro intus obsoletis- 
sime transverse plicato. — Long. 10, diam. 5 mill. Apert. 
6V 2 mill, longa, intus medio l 1 / 3 lata. (Mus. Cuming.) 
Melampus sculptus Pfr. in Proc. Zool. Soc. 1859. p. 29. 
Habitat „ Admiralty Islands “. 
72. M. Tongaensis Mousson. f 
„T. imperforata, inverse conico-ovata, obtuse irregulariter 
striata, fusco-virescens, obscura. Spira obtuse conica; summo 
minimo, vix prominulo; sutura in volvente, subirregulari. Anfr. 8, 
lente accrescentes, irregulariter striati, ad suturam pallidiores; 
ultimus ovato-conicus, supra vix rotundato-angulatus, nec pli- 
catus, nec sulcatus, ad basin subtumidulus. Apertura subver- 
ticalis (6° cum axi), 3 / 5 altitudinis vix superans, elongata, 
infra latior. Plicae parietales 2, inferae, subcontiguae, infera 
minor, interdum evanescens; plica columellaris volvens, par- 
vula, basi approximata. Perist. rectum, subacutum; margine 
dextro fere recto, intus profunde plicis 2, vix distinctis, prae- 
dito; basali arete curvato; columellari incrassato, reflex o et 
adnato. — Altit. 8 — 9, diam. 4,5 mill, — Rat. apert, 3 ; L 
