82 THE PALEONTOLOGY OF MINNESOTA. 
[Climacograptus. 
Formation and locality.—Very common in the lower portion of the Hudson River group, in a small 
quarry two miles west of Granger, Minnesota. It also occurs in the Utica slate and Hudson River group 
at Baker’s Falls, Utica, Trenton, Loraine, Turin, and elsewhere in New York; Whitby and Collingwood, 
Ontario; ? Cincinnati, Ohio, and Graf, Iowa. 
Collectors.—W. H. Scofield and the writers. 
Mus. Reg. Nos. 7755, 7756, 7758. 
DipLoeraptus putittus Hall. 
Fig. 3. 
1865. Graptolithus (Diplograptus) putillus HALL. Canadian Organic Remains, dee. ii, p. 44, pl. A, 
figs. 10-12, : 
1867. Graptolithus (Diplograptus) putillus HALL. Twentieth Rep. N. Y. State Cab. Nat. Hist., pl. 2, 
figs. 10-12. 
Formation and locality—Hudson River group, near Granger and near Spring Valley, Minnesota; Graf, Iowa. 
Collectors.—W. H. Scofield and the writers. 
Mus. Reg. Nos. 302, 4097, 7758, 7760. 
Crimacoaraptus typicaLis Hall. 
Fie. 4. 
1865. Climacograptus typicalis HALL. Canadian Organic Remains, dec. ii, pl. A, figs. 1-9. 
1867. Climacograptus typicalis HALL. Twentieth Rep. N. Y. State Cab. Nat. Hist., pl. 2, figs, 1-9. 
Formation and locality.—In the Galena limestone at Mantorville, and Weisbach’s dam near Spring Valley, Minnesota; 
?Wisconsin. Cincinnati group at Oincinnati, Ohio; Hudson River group, New York. 
Collectors.—W. H. Scofield and the writers. 
Mus. Reg. Nos. 294, 295, 390, 7759. 
