DISTRIBUTION. (ill, B, iii, iv.) 
Eel tin. 53 
(iv) Palaeozoic. 
a. General:—British Palaeozoic Echinoderma , historical specimens ; 
Allen (7).—Occurrences of Echinoderma in Ireland; McHenry & 
Watts (184) p. 116.—Bohemian Gystidea , see ii, e, i, d ; Katzer(144). 
b. Permian :—Vacant. 
c. Permo-Carboniferous:—Vacant. 
d. Upper Carboniferous:—Coal Measures, Kansas; Lecompton 
Limest. (p. 164) and Deer Creek Limest. (p. 165), Archaeocidaris ; 
Hartford Limest., Zeacr ., Archaeocidaris (p. 167) ; Severy shales, 
Ceriocr. (p. 170); Howard Limest., Ceriocr ., Erisocr ., Scaphiocr. (p. 
172); Elmdale Formation (pp. 179, 180) and Cottonwood Limest. 
(p. 181), Archaeocidaris ; Beede (16).—Osage City Shales, at Topeka, 
Kan., Ceriocr .; Beede (15) p. 147.—Missourian of Pottawattamie co. 
Iowa, spp. of Archaeocidaris , Erisocr ., Eupachycr. and Hydreiocr ., 
with locc.; Udden (281) p. 231.—Millstone Grit, Gian Bhymney near 
Abergavenny, Poteriocr., Rhodocr .; Strahan & Gibson (272) p. 47. 
e. Lower Carboniferous :—Occurrences of Echinoderma in Ireland ; 
McHenry & Watts (184) p. 115.—E. Fife, list of Crin ., Ech. and 
? Opli. with locc.; Peach (216) p. 361. 
Yoredale beds at Clattering Sykes, Yorkshire, Platyci\, Scaphiocr. 
(p. 436), Redesdale Limest., Yorkshire, Ulocr., Forbesiocr., Scytalecr., 
Archaeocidaris (p. 464), Carboniferous Limestone, calcareous muds 
at Thornton, Rain Hall, and Chipping Quarries, Yorkshire, Palae- 
chinus (pp. 426, 427); Hind (131).—Lower Carboniferous Limestone, 
Cwmynyscoy, Monmouthshire, Actinocr., Poteriocr. ; Churchill 
( 43).—Visean, Calcaire de Sable (Sartlie) Pentremites, Platycr. sp.; 
Lebesconte (164) p. 175.—Carboniferous Limestone, R. Schartymka, 
E. Urals, Poteriocr ., Rhodocr. and columnals; Yanishevskii (304) 
p. 98, pi. i.—Sahara, Tidikelt, Crin. comparable to those collected 
by Foureau in Azdger country, Poteriocr ., Rhodocr ., Taxocr .; 
Elamand (78). 
Chichibu series of Japan, locc. of Crin. and Archaeocidaris ; Japan 
( 137) pp. 38-41, 46. 
N. America, distribution of Ech., Pholidocidaris, Palaechinus, 
Melonites, Oligoporus , Lepidesthes , Archaeocidaris , Lepidechinus ; 
Keyes (151) p. 179.—Ivaskaskia Limest., Kentucky (pp. 89, 97) 
Tennessee (p. 97), Pentremites ; Warsaw Limest., Indiana, Pentre¬ 
mites (p. 87-90), Tricoelocr. (p. 90), Talarocr. (p. 91), Metablastus 
(p. 96); Knobstone (? = Keokuk), Indiana, Orbitremites (p. 86); 
Keokuk Limest., Indiana, Talarocr. (p. 91), Greene co., Ky., Orbi¬ 
tremites (p. 96): Greene (111).—Keokuk Limestone, Missouri, 
n. spp. of Cyathocr. ; Rowley (244).—Burlington Limestone, 
Missouri, n. spp. of Lobocr. (?) and Eretmocr .; Rowley (244).— 
Louisa co., Iowa, Lower Burlington and Upper Burlington, list of 
Crin. and Pentremites ; Udden (280) pp. 87, 88.—Lower Kinderhook, 
shales at Snyder Creek, near Fulton, Callaway co., Missouri, Melocr., 
Aristocr .; Keyes (153) p. 285.—Chouteau Limestone, Missouri, 
n. sp. of Agaricocr .; Rowley (244). 
f. Devonian:— 
Middle:—Eifelian, Calcaire de Chaudefonds (Maine-et-Loire) Melocr .; 
Lebesconte (164) p. 168. 
Lower:—Bedruthan, Cornwall, list of Crin. and an Ast. indet.; Fox 
(84) p. 543.—Coblentzian, Ille-et-Ahlaine, Belocr .; Kerforne 
( 146).—Schistes a Phacops potieri , Haplocr .; Kerforne (147). 
