8 
CONTENTS. 
Page. 
Statjrocalyptus 112 
S. hamatus (Plato 16, figs. 25-43; Plate 17, figs. 1-25; Plate 18, figs. 1-14) 112 
Euretid ae ' 119 
Farrea 119 
F. occa scutella (Plate 25, figs. 25-29; Plate 26, figs. 1-21; Plate 27, figs. 
1-17) 119 
F. sp.? (Plate 32, figs. 1-3) 125 
F. sp.? 125 
Eurete .............. 126 
E. erectum (Plate 30, figs. 1-17; Plate 31, figs. 1-28) .... 126 
E. erectum A-D 135 
E. spinosum (Plate 29, figs. 1-26) 135 
Euretid from Station 4641 (Plate 106, figs. 1-3) ..... 139 
Euretid (?) from Station 4651 (Plate 32, figs. 4-6) ..... 140 
Euretid (?) from Station 4685 . . . . . . . .141 
Euretid (?) from Station 4695 ......... 141 
COSCINOPORIDAE 142 
Chonelasma 142 
C. sp. (Plate 32, figs. 7-9) 142 
Tretocalycidae 143 
FIexactinella 143 
H. monticularis (Plate 28, figs. 1-28) ........ 144 
FI. sp. indet. (Plate 32, figs. 13-15) 149 
Ajyiphidiscophora 150 
Hyalonematidae 150 
Hyalonema 150 
PIyalonema 152 
H. obtusum gracilis (Plate 33, figs. 1-24; Plate 34, figs. 1-19; Plate 35, figs. 
1-37; Plate 36, figs. 1-45; Plate 37, figs. 1-22; Plato 
38, figs. 1-8; Plate 39, figs. 1-10 .... 153 
H. obtusum robusta (Plate 39, figs. 11-41; Plate 40, figs. 1-22) . . . 153 
H. agassizi (Plate 41, figs. 1-14; Plate 42, figs. 1-59; Plate 43, figs. 1-7; 
Plate 44, figs. 1-30; Plate 45, figs. 1-64; Plate 46, figs. 
1-16; Plate 47, figs. 1-13) ... . 172 
H. polycaulum (Plate 53, figs. 1-17; Plate 54, figs. 1-45) .... 201 
H. placuna (Plate 63, figs. 29-51; Plate 64, figs. 1-19; Plate 65, figs. 1-23; 
Plate 66, figs. 1-5) ....... 207 
H. sp. from Station 4656 (Plate 68, figs. 26-33; Plate 69, figs. 1-5) . 220 
H. tenuifusum (Plate 67, figs. 1-26; Plate 68, figs. 1-25) .... 222 
H. tylostylum (Plate 69, figs. 6-25; Plate 70, figs. 1-10) .... 229 
IF. grandancora (Plate 78, figs. 16-45; Plate 79, figs. 1-26) . 235 
H. sp. from Station 3684 (Plate 80, figs. 1-16) 243 
Leptonema ............. 245 
H. campanula (Plate 81, figs. 1-26) ........ 245 
Prionema 250 
H. agujanum tenuis A (Plate 72, figs. 17-21, 23-25, 27; Plate 73, figs. 1-6; 
Plate 74, figs. 1-5, 8; Plate 75, figs. 1-13, 15, 17, 19-27, 
29-37; Plate 76, figs. 1-7, 11, 12, 15-36) . . .251 
FI. agujanum tenuis B (Plate 72, figs. 16, 22, 26; Plate 73, fig. 7; Plate 74, 
figs. 6, 7, 9; Plate 75, figs. 14, 16, 18, 28; Plate 76, figs. 
8-10, 13, 14) 251 
H. agujanum lata (Plate 77, figs. 1-10; Plate 78, figs. 1-15) . . • 251 
H. azuerone (Plate 56, fig. 1; Plate 57, figs. 1-23; Plate 58, figs. 1-22) . 266 
FI. spinosum (Plate 48, figs. 1-31; Plate 49, figs. 1-23; Plate 50, figs. 1-5) 273 
H. crassum (Plate 106, figs. 4-37; Plate 107, figs. 1-20; Plate 10S, figs. 1-17) 278 
H. pinulifusum (Plate 70, figs. 11-24; Plate 71, figs. 1-11; Plate 72, figs. 
1-15) 284 
H. fimbriatum (Plate 59, figs. 1-6; Plate 60, figs. 1-34; Plate 61, figs. 1-11; 
Plate 62, figs. 1-45; Plate 63, figs. 1-28) 
294 
