24 
1CHTHY0T0MI. 
CJadodus euglypheus, St. John & Worthen, tom. tit. p. 274, pi. iv. 
figs. 1-3.—St. Louis Limestone ; Illinois, Iowa, Missouri. 
Cladodus exiguus, St. John & Worthen, tom. cit. p. 261, pi. iii. 
figs. 13-15.— Kinderhook Limestone; Iowa. 
Cladodus exilis, St. John & Worthen, tom. cit. p. 258, pi. i. 
figs. 1-6.—Kinderhook Limestone ; Iowa. 
Cladodus ferox , Newberry & Worthen, op. cit. vol. ii. (1866), 
p. 26, pi. i. fig. 11.—St. Louis Limestone; Missouri. 
Cladodus fulleri , St. John & Worthen, tom. cit . p. 276, pi. iv. 
fig. 9. —Coal-Measures ; Illinois, Iowa. 
Cladodus gomphoides , St. John & Worthen, tom. cit. p. 269, pi. iy. 
figs. 12-16.—Upper Burlington Limestone ; Iowa. 
Cladodus gracilis, Newberry & Worthen, op. cit. vol. ii. p. 30, 
pi. i. fig. 17.—Coal-Measures ; Indiana. 
(This species is considered as young of C. lamnoides by 
H. Trautschold, Nouv. Mem. Soc. Imp. Nat. Moscou, 
vol. siii. p. 287.) 
Cladodus hertzeri, J. S. Newberry, Rep. Ohio, vol. ii. pt. ii. 
(18/5), p. 46, pi. lyiii. fig. 5.-—Limestone below Berea 
Grit; Ohio. 
Cladodus Mbberti, L. Agassiz, tom. cit. p. 200, pi. 22 b. fig. 26.— 
Caleiferous Sandstone ; Burdiehouse, near Edinburgh. 
Cladodus intercostatus, St. John & Worthen, tom. cit. p. 267, pi. iv. 
fig. 11.—Burlington Limestone; Illinois, Iowa. 
Cladodus ischypus, Newberry & Worthen, op. cit. vol. iy. p. 354, 
pi. iv. fig. 6.—St. Louis Limestone; Missouri. 
Cladodus Iceolculc, St. John & Worthen, tom. cit. p. 268.—Keokuk 
Limestone; Illinois, Iowa. 
Cladodus lamnoicles , Newberry & Worthen, op. cit. vol. ii. p. 30, 
pi. i. fig. 16. — Keokuk Limestone ; Illinois. 
Cladodus magnijicus , Tuomey ; Newberry & Worthen, op. cit. 
vol. ii. p. 24, pi. i. fig. 6.—Lower Carboniferous ; Alabama. 
Cladodus obtusus , H. Trautschold, Nouv. Mem. Soc. Imp. Nat. 
Moscou, vol. xiii. (1874), p. 266, pi. xxvi. fig. 2.- — L. 
Carboniferous (U. Devonian) ; Govt, of Toula, Russia. 
Cladodus occidentalis, J. Leidy, Proc. Acad. Nat. Sci, Philad. 
18^9, p. 3; Ext. Yert. West. Territ. (U.S. Geol. Surv. 
18/3), p. 311, pi. xvii. figs. 4—6: C. mouftifer, New¬ 
berry & Worthen, op. cit. vol. ii. p. 22, pi. i. fig. 5 ; 0. 
St. John, Proc. Amer. Phil. Soc. vol. xi. (1870), p. 431; 
also in Hayden s Pinal Rep. U.S. Geol. Surv. Nebraska, 
1872, p. 239, pi. iii. fig. 6, pi. vi. fig. 13,—U. Coal- 
Measures ; Kansas, Nebraska, Illinois. . 
