1911] Teller, Fossils from the Palwogoic Formations. 253 



CEUSTACEA. 



Acidaspis danai Hall. Niagara (Sil.) 



Acid as pis danai, Geol. of Wis., Hall, 1S62, p. 432. 



Acidaspis danai, Eighteenth Ann. Rept. X. Y. State Cab. of Nat. 



Hist., Hall, 1S64, p. 333, pi. 21 (12.), figs. S, 9. 

 Acidaspis ida, Mem. Bos. Soc. of Nat. Hist.. Winchell and Marcy, 



1865, Vol. 1, p. 106, pi. 3, fig. 13. 

 Locality — Racine, Wis. 

 Types — Am. Mus. of Xat. Hist. 



Acidaspis ida Winchell and Maroy = Acidaspis danai. 



Agiaspis barrandi Hall. Lower Cambrian. 



Can. Xat. and Geol., Hall, 1862, Vol. 7, p. 445. fig. 1. 



Sixteenth Ann. Rept, X. Y. State Cab. of Xat. Hist., Hall, 1863, 



p. 181, pi. 2, figs. 7-16. 

 Locality — Mazomanie, Wis. 

 Types— Am. Mus. of Nat. Hist. 



Agiaspis eatoni Whitfield. Upper Cambrian. 



Ann. Rept. Wis. Geol. Surv.. Whitfield, 1879, p. 54. 



Geol. of Wis., Whitfield, 1882, Vol. 4. p. 192, pi. 10. fig. 11. 



Locality — Lodi, Wis. 



Type — Univ. of California. 



Agnostus disparilis Hall. Upper Cambrian. 



Sixteenth Ann. Rept. N. Y. State Cab. of Nat. Hist., Hall, 1863, 



p. 179, pi. 10, figs. 25-27. 

 Locality — Osceola Mills, Wis. 

 Types— Am. Mus. of Nat. Hist. 



Agnostus x. s. Hall. Potsdam. 



Geol. of Wis., Hall, 1S62. Vol. 1, p. 432. 



Locality — ? 



Types—? 



Agnostus josepha Hall. Upper Cambrian. 



Sixteenth Ann. Rept. N. Y T . State Cab. of Nat. Hist., Hall, 1863, 



p. 178, pi. 6, figs. 54, 55. 

 Locality — Trempealeau, Wis. 

 Types — Am. Mus. of Nat. Hist. 



