THE NAUTILUS. 79 



Obliquaria rejiexa Raf. Common. 



Obliquaria lens Lea. 



Ptychobranchus phaseolus Hild. 



Strophitus edentttlus Say. 



TninciUo perplexa Lea. 



Truncilla perplexa rangiana Lea. 



Truncilla triquetra Raf. 



Pleurobema clara Lam. 



Pleurobema (ssopus Green. 



Pleurobema edgariana Lea. 



Oboraria circuhis Lea. 



Tritigonia verrucosa Raf. C/". tuberculatus Barnes. 



Cyprogenia irrorata Lea. Common. 



Microtnya lapUlus Lea. 



Alasmodonta rugosa Barnes. Common. 



Alasmodonta deltoidea Lea. 



Alasmodonta minor Lea. Gasper River. 



Alasmodonta truncata (Say) Wright. 



Anadontoides ferussacianus Lea. 



Anodonta imbecilis Say. Rivers and ponds near rivers. 



Anodonta grandis Lea. 



Anodon*a grandis giyantea Lea. 



Sphcerium sulcatum Lam. 



Sphcerium fabale Prime. River and creeks. 



CalycuUna partumeia Say. 



(Jalycullna transversa Say. 



Pisidiuni virginicum Gm. Rivers and ponds. 



Pisidium peraltiim Sterki. Ponds. 



NEW SPECIES OF JAPANESE LAND MOLLUSCA. 



BY H. A. PILSBKY. 



Eulota (Plectotropis) kiusiuensis n. sp. 



Shell openly umbilicate, depressed, acutely carinate, light yellow- 

 ish brown, slightly shining. Surface densely but lightly striate 

 spirally, under a thin cuticle which bears rather wide-spaced, irregu- 

 larly developed lamellae ending in short shreds at the periphery, the 



