Described Species of Frcsli Water Crustacea. 347 



5. A. oblonCtA p. E. Miiller. Natnrhistorisk Tidsskrift, 

 V, 175, pi. iii, figs. 22, 23 ( 1868).— 7?//7/r. Trans. Wis. Acad, 

 iv, 107 (1811).— Herrick. 10th Rep. Geol. Minn. 250 (1882): 

 Final Report, 97 (1884). 



Hah. — Wisconsin (Birge), Minnesota [Ilerrick). 



6. A. PAKYULA. var. tuberculata Herrick. Final Report. 



100 (1884). 



A. tnherculata Kurz. Dodekas neuer Cladoceren, 51, t. ii, 



fig. 3(1874). 



1 1 ah . — Massach usetts ( IlerricI-). 



7. A. PORRECTA Birge. Trans. Wis. Acad, iv, 105 (1877). 

 —Tier rick. Final Report, 99 (1884). 



Hah. — Massachusetts and Wisconsin (Birgr). 



8. A. QUADRANGULARis Baird. Ann. and Mag. Nat. Hist, 

 ii, 92, t. 3, figs. 9-11 (1843); British Entoniostraca, 131, t. xvi. 

 fig. 4 ( 1 8m).— Herrick. Final Report, 97 ( 1884 ). 



Lijnceus quadranguJaris Miiller. Entoniostraca, 72, t. ix, 

 figs. 1-^.— Herrick. 7th Rep. Geol. Minn. 107 (1879). 

 Ilah. — Minnesota {Herrick). 



9. A. SANGUINEA P. E. Miiller. Natnrhistorisk Tidsskrift, 

 V, 177 {im8).— Herrick. Final Report, 95 (1884). 



Hah. — Minnesota {Herrick). 



10. A. SPINIFERA Schodler. Nene Beitriige znr Natnrge- 

 schichte der Cladoceren, 18, pi. i, figs, 17-22 {\8m).— Birge. 

 Trans. Wis. Acad, iv, 107 {1811).— Herrick. Final Report, 99 



(1884). 



Hah. — INIassacli usetts and Wisconsin (Birgc). 



IX. Alonella Sars. 



1. A. EXCISA Kurz. Dodekas neuer Cladoceren, 59 (1874). 

 —Herrick. Final Report, 103 (1884). 



?Pleuroxus inscidptiis Birge. Trans. Wis. Acad, iv, 95 

 (1877). 



Lijnceiis excisus Fischer. 

 Hah. — Massachusetts and Wisconsin? {Birge), Minnesota {Herrick). 



2. A. PULCHELLA Herrick. Final Report, 103 (1884). 

 Hah. — Minnesota {Herrick). 



