302 
Melampus viola Lesson. 
Testa eae M. fasciati similis, supra angulata, unicolor fusca, in speciminibus minus 
adultis prope aperturam lutescens ; spira convexo-conica, apice mucronato, testae ^/3aequan8; 
sutura impressa, sublacerata; anfractus superi lineis incrementi incisis ad suturam distinc- 
tioribuB sculpti, ultimus basi lineis spiralibus decussatus, subrimatus; apertura plicis 2, 
rarius 3 in pariete et plica parvula subobliqua in columella munita; peristoma intus nigro 
castaneo limbatum, pliculis 4—6 coeruleo-albis armatum. 
Leng. 12, diam. 7 mm. 
Auricula viola Lesson, Voy. Coquille p. 342. 
Melampus caffer var. /5, Pfeiffer Monogr. Auric. p. 40. — Pease in : J. Concbyl. 
1871 V. 19 p. 93. 
— viel US Pease in: P. zool. Soc. London 1871 p. 477. 
— — Garrett in: P. Ac. Philadelphia 1879 p. 26. 
Paumotus und Gresellschafts-Inseln. Noch nicht abgebildet. 
Pythia variabilis Hombron & Jacq, 
Taf. 30. Fig. 8. 9. 
Testa rimato-perforata, ovato-acuta, compressa, utrinque subangulata, subtiliter 
striatula, nitidula, pallide grisea maculis sparsis rufo-castaneis ornata; spira brevis, sub- 
acuta, convexo-conica, varicibus albis castaneo-limbatis parum elevatis utrinque munita; 
sutura parum distincta. Anfractus 9 lentissime crescentes, ultimus postice testae 2/3 occu- 
pans, infra suturam leviter planatus, distinctius striatus, antice valde descendens, basi circa 
perforationem compressus. Apertura subverticalis, angusta, carnea, utrinque distincte et 
irregulariter tridentata; dentibus parietalibus 2, supero verticali, basi bifurcato, formam 
literae x mostrante, infero lamelliformi, compresso, alto, horizontaliter intrante, antice incras- 
sato, interdum subduplici ; plica columellaris compressa, alta; dentes marginales 3 profundi, 
superus minor, inferus major; peristoma tenue, margine supero primum recto acuto, dein 
reflexö, basali et columellari reflexis. 
Alt. 21, diam. 14, alt. apert. obl. 13 mm. 
Scarabus variabilis Hombron & Jacquinot Voy. pol Sud, Zool. vol. 5 p. 35. 
Pythia — L. Pfeiffer*) Monogr. Auricul. v. 1 p. 98. 
•) T. compresse ovata, colore variabilis, pallide grisea vel saturate brunnea; apertura utrinque 
fortiter et irregulariter tridentata. — Alt. 25, diam. 15 mm. 
