ball: mollusca and brachiopoda. 219 



Solemya (Acharax) johnsoni Dall. 

 Solemya (Petrasma) panamensis Dall. 



Nuculidae. 



Nucula tanneri Dall. 



Nucula savatieri Mabille and Rochebrune. 



Nucula panamina Dall. 



Nucula taeniolata Dall. 



Nucula iphigenia Dall. 



Nucula pigalettae Dall. 



Nucula agujana Dall. 



Nucula exigua Sowerby. 



Nucula chrysocoma Dall. 



Nucula declivis Hinds. 



Nucula colombiana Dall. 



Ledidae. 



Leda (Jupitcria) callimene Dall. 



Leda (Jupiteria) agapea Dall. 



Leda (Jupiteria) pontonia Dall. 



Leda (Jupiteria) lobula Dall. 



Leda cordyia Dall. 



Leda loslika Dall. 



Leda rhytida Dall. 



Leda peruviana Dall. 



Leda (Spinula) calcar Dall. 



Leda (Spinula) calcarella Dall. 



Yoldia (Katadesmia) vincula Dall. 



Yoldia (Orthoyoldia) panamensis Dall. 



Yoldia (Yoldiella) chilcnica Dall. 



Yoldia (Yoldiella) indolens Dall. 



Yoldia (Yoldiella ?) infrequent Dall. 



Yoldia (Yoldiella ?) mantana Dall. 



Yoldia (Yoldiella) granula Dall. 



Yoldia (Yoldiella) discella Dall. 



Yoldia (Yoldiella) loonilda Dall. 



Malletia niagellanira Mabille and Rochebrune. 



Malletia incqnnlis Dall. 



Malletia peruviana Dall. 



Malletia trnncata Dall. 



Malletia (Minorinalietia) arciforniis Dall. 



Malletia (Minormallctia) benthima Dall. 



Malletia (Ncilo) goniura Dall. 



Tindaria compressa Dall. 



Tindaria panamensis Dall. 



