399 
129. Limnaeus spadiceus Morelef. 
Limnaea spadicea Morelet Rev. zool. 1862 p. 478. 
Coquille pourvue d’une fente ombicale tres faible, ovale-allongee, mince, subdiaphane, 
non brillante d’un marron clair; spire aigue et courte, composee de 4 tours, assez convexes; 
columelle tordue; ouverture ovale, anguleuse dans le voisinage du point d’in 8 ertion;j bord 
droit mince et tranchant; bord columellaire dilatatee en forme de lamelle cachant presque 
completement la fente ombilicale. Cr. F. 
Lg. 19 mm., diam. 8 mm. 
Habit: Saigon. 
130- Limnaeus succinoides Morelet. 
Limnaea succinoides Morelet, 1866 Jorun. Conch. p. 161. 
T. subrimata, solidiuscula, minute striata, nitida, luteo-cornea; spira conica, apice 
acuminata, sutura pailide marginata, strigis incrementi crispula ; anfr. 5, convexiusculi, 
Ultimos permagnus, supra medium leviter coarctatus, infra suturam impressionibus paucis 
spiraliter notatus; longitudinis 2 I 3 paulo superans; apertura oblonga, medio leviter contracta, 
margine columellari dilatato, appresso, dextro .sursum incurva, tum arcuatim dilatato. 
Lg. 24 mm., diam. 12 mm. 
Patria ; Africa Flumen Caroca prope Caho Negro. 
131. Limnaeus canaliferus Mousson. 
Limnaea cana lifera Mouss. 1874 Journ. Conch. p. 41. 
T. rimato-perforata , cylindraceo-ovata, solidiuscula, striis transversis perdistinctis, 
curvatis tecta, nitore fere destituto, corneo-albescens ; spira brevis, retranta; summo acuto, 
prominulo; sutura impressa, demum canaliculata; anfr. 4, celeriter accrescentes, primi con- 
vexi, ultimus magnus, elongatus, ’js longitudinis aequans, ad suturam arcte tumidulus, tum 
plane rotundatus, ad basin attenuatus; margines subparalleli, über plane incurvatus, antice 
medio convexus; columellaris elongatus, strictiusculis breviter rimatim reflexus; columella 
per-obliqua, tenuiter plicata. 
Lg. 21 mm., diam. 13 mm. 
Patria: Asia, flumen Euphratus pr. Saraava. 
L 17. 
52 
