THE MOUNT DESERT REGION 71 



Astrorhizidae 

 Crithionina Goes 



C. pisuM Goes. Specimens were identified by Dr. J. A. 

 Cushman. The species is new to New England. 



The specimens are small and somewhat atypical. They 

 are spherical to slightly egg-shaped, diameter 0.35 to 0.54 mm. 

 The aperture is irregular, almost slitlike, and giving the ap- 

 pearance of an artifact. The wall usually contains relatively 

 large sand grains in some numbers. 



The species was taken from arenaceous mud, depth 45 to 

 52 feet, fairly common. 



Stations: D 71, 76. 



Saccamminidae 

 Proteonina "Williamson 

 P. DiFFLUGiFORMis (H. B. Brady). This form is new to New 

 England. Taken on mud, sand, and blue clay, depth 30 to 

 210 feet. Common at D 150. 

 Stations : D 35, 62, 83, 112, 150. 



Tholosina Rhumbler 



T. BULLA (H. B. Brady). This is also new to New England. 

 Attached to objects, such as large sand grains, depth 36 to 

 239 feet, rare. 



Stations : D 35, 76, 130. 



Hyperamminidae 

 This family is new to the New England region. 



Hn'POCREPiNA Parker 

 H. iNDiviSA Parker. On blue clay, depth 210 feet, fairly 

 common. 



Station: D 150. 



Sacchoriza Eimer and Fickert 

 S. RAMOSA (H. B. Brady). Found with the preceding spe- 

 cies, rare. 



Station: D 150. 



