» 
a DZ a 
tura ovata, intus aureo-micans, pariete arcuatula, obli- 
qua; peristoma obscure marginatum, marginibus aequa- 
liter arcuatis, (exteriore superne ad insertionem forte 
curvato) in pariete callo tenuissimo albido conjunctis. 
— Long. 114,, d. 7’, ap. 7, L, 5. mm lata;l. 13, 
doyd N, ap dates larlQid: Ghapaikauoyss da. 
Port Clarence, frequens, lacus Imau-ruk. 
Succinea annexa n. 
Testa elongato-ovata, fragilis, dense striata inter rugas 
incrementales fuscas (in sp. max.) validas et extus ab- 
ruptas, anfr. penultimo dense distinete spiraliter lineata, 
anfr. ult. transversim irregulariter alternatim rufo- et 
albido-strigata; sutura impressa; spira exserta. apice 
mamillato ; anfr. 4, ult. convexus, penult. tumidus, antep. 
altus, extus convexus (subtus visus), summus sutura tenul 
a praecedente sejuncta, globosus; apert. ovata, pariete 
obliqua, columella arcuata, marginibus linea tenui alba 
junetis. — L. 14, d. 8, ap. 1. 8, d. 6 mm; 1. 10, d. 61), 
ap. 6 longa, 4!/, mm lata. 
Port Clarence. 
Limnaea onychia n. 
Testa rimata, ovata, rufescenti-cornea, tenuis, dense re- 
gulariter striata, extus vix nitidula, intus nitida; spira 
brevissima, lateralis, saepissime erosa; anfr. 21/,, ulti- 
mus testam fere totam efficiens, penultimus subtus tu- 
midus, ult. convexus; apert. maxima,' late elliptico- 
ovata, basi cireularis, superne in auriculo libero acu- 
tiusculo producta, marginibus plica columellari sub- 
conjunctis, columella arcuata, parum contorta. Dimens. 
spec. max.: Long. 6Y/,, diam. oblig. 5, transvers. 4 mm; 
ap. 5 mm longa, 4 mm lata. 
Japan, ad litora lacus Biva. 
