12 Echin . 
V. Echinoderma. 
[1918] 
B. Geological. 
1. General. 
Bustamante, 17 ; Vadasz, 119. 
ii. Cainozoic. 
b. Pleistocene. 
Dumble, 41 ; Howarth, 69. 
c. Pliocene. 
Dumble, 41 ; Fourtau, 47 ; Gentil, 
49 ; L., 79 ; Olavarrieta, 99. 
d. Miocene. 
Chapman, 19 ; Checchia-Rispoli, 20, 
21 & 23 ; Gentil, 49 & 50 ; Gudex, 56 ; 
Howchin, 68 ; Jackson, 71 ; L., 79 ; 
Oppenheim, 100. 
e. Oligocene. 
Dumble, 41 ; Jackson, 71 ; Lambert, 
81. 
f. Eocene. 
Checchia-Rispoli, 20, 22 & 24 ; 
Clark, 29 ; Dumble, 41 ; Lambert, 81 ; 
Priest, 102. 
iii. Mesozoic. 
a. General. 
Jaekel, 72. 
b. Cretaceous. 
1. Upper Cretaceous. 
Brydone, 15 ; Bustamante, 17 ; 
Cotter, 34 ; Dibley, 39 ; Gudex, 56 ; 
Hawkins, 59 & 60 ; Ravn, 103 & 104 ; 
Windhausen, 122. 
2. Lower Cretaceous. 
Cox, 36 ; Kilian, 75 ; Scalia, 109. 
c. Jurassic. 
1. Upper Jurassic. 
Kliipfel, 78 ; Scalia, 109 ; Springer, 
113. 
2. Lower Jurassic. 
Couffon, 35 ; Kliipfel, 78 ; Springer, 
113 ; Trueman, 117. 
e. Trias. 
Bather, 7 ; Mansuy, 87 ; Scalia, 110. 
iv. Palaeozoic, 
a. General. 
Jaekel, 72. 
c. Permo-Carboniferous. 
De Stefani, 116. 
d. Upper Carboniferous. 
De Stefani, 116. 
e. Lower Carboniferous. 
Barton, 4 ; Bather, 5 ; Branson & 
Greger, 14 ; Mansuy, 87 ; Moodie, 93 ; 
De Stefani, 116. 
f. Devonian. 
Beder, & Windhausen, 11 ; Benson, 
13 ; Dunbar, 42 ; Spencer, 112 ; 
Stauffer, 115 ; Winterfeld, 123. 
g. Silurian. 
Chadwick, 18 ; Reed, 105 ; Spencer, 
112; Springer, 114. 
h. Ordovician. 
Bather, 9 ; Foerste, 45 & 46 ; 
Reed, 105 ; Shideler, 111 ; Spencer, 
112; Williams, 120. 
k. Cambrian. 
Bather, 8. 
III. SYSTEMATIC INDEX. 1031 
A. General. 
Echinodermata , Kindle & Whit- 
taker 76. 
f Pelmatozoa, Jaekel 72. 
B. — Holothuroidea. 
Actinocucumis ty picus, Eckman 43. — • 
A. t., Willy 121. 
Caudina, Bush 16. 
Chiridota, Bush 16. — C., Willy 
121 . 
Chondrocloea, Willy 121. 
