225 
ultimus ovatus, fasciis 2 aupra et infra lineam dorsalem ornatus; apert. verticalis, ovalis, in- 
tus livido-albescens, fasciis insigne perlucentibus Perist. rectum, acutum; margine dextro infra 
antice paulö producto; basali arcuato, vix eifuso, columellari brevi, leviter arcuato, vix cras- 
siusculo, vix prominente. — Long. 30, diam. 11 mill. Rat. anfr. (superst.) 3:1, apert. 2:1. — 
Upolu: Uafata et Apia. — Var. picea. Mouss. major. (38 alt., 12 diam.) crassior, picea, fasciis 
modo in fauce perspicuis, basi apert. latiori, margine minus curvato. — Upolu. (M.) 
** Essential Charakter the grooves upon the surface, distant, irregulär, deep, crossed by pronoun- 
ced lines of growth with minutely cancellated appearance; the grooves cover the whole or ge- 
nerally the lower portion of the whorls. — Colour olive-green, sometimes banded with dusky, 
sometimes with longitudinal flammules, sometimes without either. Whorls gracefully rounded 
orperfectly fiattened and consequently angular around the last wliorl; suture deep, broad, with 
an abrupt ridge at the top of each whorl. Apical whorls doubtless folded, folds more or less 
marked on the following. (G.) 
*** Lineis spiralibus perdistinctis, in anfractibus superioribus striis acutis decussatim sculpta ; fusco- 
flavescens, fasciis 2 superis et 1 basali obscuris picta. — Upolu. — (M.) 
231. Melania luctuosa Hinds. 
Taf. 24, Fig. 9. 
T. subulato-turrita, sat solida, unicolor fusco-olivacea. Spira subintegra, vel paulö 
truncata; anfr. persist. 5 — 8 plani, subconccivi , suturä distincte gradatd divisi, longitudina- 
liter irregulariter et crebre sulcati, striis incrementi flexuosis, pliciformibus, subgranoso-decus- 
sati; anfr. ultimus basi obtuse angulatus. Apertura subtrigona superne acuminata, snbcanali- 
culata, basi late effusa; margine dextro recto , versus basin flexuose producto, cum basali 
subangulatim juncto; columella torta, parum arcuata. (Coli. mea). 
Alt. 81, lat. 972 5 Apert. alt. 9 V 2 , lat. 5 Mill. (anfr. 8). 
Habit. I. Fidji. (Hinds, Graeffe); Upolu, Samoa (Graeffe). 
Melania luctuosa Hinds Ann. Mag. N. H. XIV. p. 9. 
* Voy. Sulphur. t. 15 f. 1. 
Chenu 111 Conch. t. 2 f. 1. 
Reev. Conch. Icon. f. 61. 
H. A. Ad. Gen. of rec. Moll. 
Mousson Journ. Conch. 1870 p. 211. 
** Melania Samoensis var. inserta Mousson Journ. Conch. 1869 p. 365. 
Gehäuse pfriemenförmig-gethürmt, massig dickschalig, einfarbig bräunlich-olivenfarbig. 
Gewinde gewöhnlich wenig decollirt; Umgänge 5 — 8 flach, selbst concav, unregel- 
mässig und dicht* längsgefurcht, mit sehr sinuösen Anwachsstreifen, welche die Furchen 
schneiden und dadurch eine grobe Körnelung der Oberfläche hervorbringen; der letzte 
Umgang ist an der Basis stumpfkantig. Mundöffnung bimförmig, beinahe dreieckig, oben 
spitz, unten breit ergossen; äussere Lippe sinuös, in ihrer unteren Hälfte bogig vortre- 
I. 24. 29 
