TABLE OF CONTENTS. 
I. INTRODUCTION 
Il. METHODS 
Soft parts 
Skeleton 
Spicules 
Graphic Tepreséntation 
Measuring . 
Biometry 
Nomenclature of the pprewtee 
LUNN EG DESCRIPTION OF THE SPECIES COLLECTED BY THE ALBATROSS 
HEXACTINELLIDA 
HEXASTEROPHORA 
EUPLECTELLIDAE 
EUPLECTELLINAE 
Ho.ascus : : ; ; : F 
H. edwardsii (Plate 18, ae 15-26; Plate 19, figs. 1-24; Plate 20, figs. 1-20) 
HoLascELLA 
H. taraxacum (Plate 21, ee. 1- 13; Plate 22, foe eas Plate 23, fot 1-3) 
H. ancorata (Plate 23, figs. 4-25; Plate 24, figs. 1-9) : , ; 
H. euonyx (Plate 24, — 10-17; Plate 25, — 1-24) 
CAULOPHACIDAE ; : ‘ 
CaAULOPHACUS : P ; : : : 5 : 
C. schulzei (Plate Ue fe 20-31; "Plate 8, figs. 1-29; Plate 9, figs. 1-33; 
Plate 10, figs. 1-29; Plate 11, ieee 1-17) : 
NS oe Go tO 
CAULOPHACELLA 
C. tenuis (Plate 12, foe 1- 19) 
CaLycosILvA 
C. cantharellus helix (Plate 1, Boa 1 a 20-24; Plate 2, fi, 3, 7-13, 15; 
Plate 3, figs. 1-5, 8-30; Plate 4, figs. 23, 24; Plate 5, 
figs. 1, 2, 4, 5, 7-9, 11-15, 18-20; Plate 6, figs. 5-21, 24— 
34; Plate 7, figs. 1-10, 12-14, 16, 17) 
C. canthareilus ane (Plate 1, figs. 9-19, 25-29; Plate 2, figs. 1, 2, 4+ 6, 14, 
; Plate 3, figs. 6, 7; Plate 4, figs. 21, 22; Plate 5, figs. 
6, 10, 16, 17; Plate 6, i 1-4, 22, 23; Plate 7 ie 
figs. 11, 15, 18) : : E 
C. cantharellus megonychia (Plate 4, figs. 1-20; Selate By fie. 21; Plate 7, 
fig. 19) 
Doubtful caulophacid (Plate 32, 10-12) 
RoOssELLIDAE ‘ ; ; F 
ROSSELLINAB 
BaTHyDORUS 
B. laevis A ; 
B. laevis spinosissimus (Plate 14, Ree 1-32; Plate 155 face He 22 » Plate 16, 
figs. 1-24) : : : : : 3 
LANUGINELLINAE : p 
LANUGONYCHIA . 
L. flabellum (Plate 12, es. 20-34: Pi: RS 13, fics! 1-28) 
ACANTHASCINAE : : . : ; 
PaGe. 
11 
11 
11 
12 
12 
13 
13 
16 
17 
19 
19 
19 
20 
20 
20 
21 
29 
29 
37 
44 
47 
47 
48 
64 
64 
67 
67 
68 
68 
92 
93 
93 
94 
94 
94 
103 
103 
103 
112 
