818 
Sadypus, Isutaetus, Hemiutaetus, Anutaetus, Prozaedius. 
8769. f ascendens, Ameghino, 1. c., 1902, p. 64. f Cretae. Sup. 
Patagonia. 
8770. f nepotulus, Ameghino, 1. c., 1902, p. 65. fCretac. Sup. 
Patagonia. 
1707. f Isutaetus, Amegh., 1902. 
Ameghino, Bol. Acad. Cord., 1902, p. 65. 
8771. f depictus. Ameghino, 1. c., 1902, p. 65. f Cretae. Sup. 
Patagonia. 
8772. f petrinus, Ameghino, 1. c., 1902, p. 65. f Cretae. Sup. 
Patagonia. 
1708. f Hemiutaetus, Amegh., 1902. 
Ameghino, Bol. Acad. Cord., 1902, p. 65. 
8773. fconstel latus, Ameghino, 1. c., 1902, p. 65. f Cretae. Sup. 
Patagonia. 
1709. f Anutaetus, Amegh., 1902. 
Ameghino, Bol. Acad. Cord., 1902, p. 66. 
8774. f circumdatus. Ameghino, 1. c., 1902, p. 66. fCretac. Sup. 
Patagonia. 
8775. f turtuosus, Ameghino, 1. e., 1902, p. 66. fCretac. Sup. 
Patagonia. 
1710. f Prozaedius, Amegh., 1891. 
Ameghino, Nuev. Rest. Mam. Fos. Patag., 1891, p. 41. 
8776. f impressus, Amegh. — ( 6672 ). fCretac. Sup. 
Patagonia. 
8777. f planus. Amegh. — ( 6673 ). fCretac. Sup. 
Patagonia. 
8778. f proximus, Amegh. — ( 6674 )- Scott, Rep. fEocaen. Patagonia. 
Prineet. Univ. Fxp. Patag., 1903, Part 1, 
p. 78, pl. 5, 6. 
8779. f humilis, Ameghino, Bol. Ac. Cord., 1902, fEocaen. Patagonia. 
p. 135. 
8780. f exilis, Amegh. — ( 6675 ); Scott, 1. c., 
1903, p. 76, pl. 6. 
8781. f minimus, Amegh. — ( 6676 ). 
8782. f tenuissimus, Ameghino, Bol. Acad. Cord., 
1902, p. 66. 
f Eocaen. Patagonia. 
f Eocaen. Patagonia. 
fCretac. Sup. 
Patagonia. 
