846 Illinois State Laboratory of Natural History. 



VI. GRAPTOLEBERIS SARS. 



1. G. TESTUDINARIA Kurz. Dodekas neuer Cladoceren, 54, 

 t. ii, figs. 11, 12 (1874). Herrick. Final Report, 90 (1884). 



G. inermis Birge. Trans. Wis. Acad. iv, 102 (1877). 

 Herrick. 10th Rep. Geol. Minn. 250 (1882). 



Lynceus testudinarius Fischer. Bull. Soc. Nat. de Mos- 

 cou, 1854, t. ix, figs. 1, 2. 



Hob- -Massachusetts and Wisconsin (Birge), Minnesota (Herrick). 



VII. CREPIDOCERCUS BIRGE. 



1. C. SETIGER Birge. Trans. Wis. Acad. iv, 102 (1877). 

 -Herrick. 10th Rep. Geol. Minn. 250 (1882); Final Report, 



91 (1884). 



Hab. Wisconsin (Birge), Minnesota (Herrick). 



VIII. ALONA BAIRD. 



1. A. AFFINIS Schodler. Neue Beitrlige zur Naturge- 

 schichte der Cladoceren, 19 (1883). Herrick. Final Report, 

 98 (1884). 



Lynceus affinis Leydig. Naturgeschichte der Daphniden, 

 223, t. ix, figs.' 68, 69 (I860). 

 Hab. Minnesota (Herrick). 



2. A. ANGULATA Birge. Trans. Wis. Acad. iv, 104 ( 1877 ). 

 -Herrick. Final Report, 95 (1884). 



Hab. Massachusetts (Birge). 



3. A. GLACIALIS Birge. Trans. Wis. Acad. iv, 106 ( 1877 ). 

 Herrick. Final Report, 100 (1884). 



Hob Massachusetts (Birge). 



4. A. LINEATA Schodler. Neue Beitriige zur Naturge- 

 schichte der Cladoceren, 20, t. i, fig. 23 (1863). Herrick. 

 Final Report, 96 (1884). 



Lynceus lineatus Fischer. Bull. Soc. Nat. de Moscou. 

 1854, 429, t. iii, figs. 15, 16. 



Hab. Mim-esota (Herrick). 



