486 PROCEEDINGS OF THE NATIONAL MU8EU3I. vol.42. 



3. Cambarincola, new genus. 



Type, Cambarincola macrodonta, new species. 



5. Cambarincola philadelpMca (Leidy). 



Astacobdella philadelphica Leidy, Proc. Acad. Nat. Sci. Phila., vol. 5, p. 209, 

 and Smiths. Misc. Coll., vol. 46, 1904, No. 177, p. 51 (from Astacusbartonii).— 

 Verrill, Rept. U. S. Com. Fish., 1872-73, p. 688. 



Branchiobdella philadelphica Moore, Proc. Acad. Nat. Sci. Phila., vol. 45, 

 1893, p. 427, pi. 12, fig. 4 a, b, c, d, e (Watauga Co., North Caroliila; Phila- 

 delphia, Pennsylvania). 



Bdellodrilus philadelphicus Moore, Journ. Morph., vol. 10, 1895, p. 498. 



6. Cambarincola macrodonta, new species. 



Boulder, Colorado, from Cambarus diogenes. 



