Proceedings of the Royal Physical Society. 
— a 
D Number sane Not 
ate | ] otes 
| of Arms Ephyre 
| Paes tink 
Srropita | 18,2.20 8 13 
No. 4 - | 10 1 Two perradial arms doubled. 
24.2.20 8 1 “«Twin ” tentaculocysts on 1 interradial arm. 
8 6 | 
27.2. 20 8 1 | 
3 8 1 Extra gastric filament. 
if 9 i One interradial arm doubled ; no gastric filaments. 
Srropita | 12.2.20 | 10 1 Two adjacent perradial arms doubled. | 
No. 5 14.2.20 8 9 | 
STROBILA | 24.2.20 4 1 Probably 4 interradials, two of which were poorly 
No. 6 | developed ; 2 mouth angles ; no gastric filaments. 
be) 8 6 
- 8 il ‘‘Twin ” tentaculocysts on 1 interradial arm. 
i. 9 1 One interradial arm imperfectly doubled. 
10 1 Two adjacent perradial arms doubled, with ‘‘ twin” 
tentaculocysts on another perradial arm. 
27.2.20 8 1 
7 8 1 Apparently 5 mouth angles; 1 pair of gastric 
filaments double. 
a 10 1 Two adjacent interradial arms doubled, another 
interradial with ‘‘ twin” tentaculocysts, and 
1 perradial with only one lobe, and without a 
tentaculocyst. 
. 12 1 Four interradial arms doubled, and 1 perradial with- 
out a tentaculocyst ; mouth angles irregular. 
153.204 8 2 
if 4 1 Very irregular; 1 arm complete, 2 imperfect but 
with tentaculocyst each. Apparently gastric 
cavity opens by a single aperture. 
STROBILA | 24.2.20 8 6 
No. 7 3 | 10 a Two perradial arms doubled. 
STROBILA | 12.2.20 | 8 1 ‘“‘Twin ” tentaculocysts on 3 interradial arms. . 
No. 8 14.2.20 | 8 il 4 
sc 8 2 Tentaculocysts missing from 2 opposite perradials 
and also from 1 interradial. : 
s 8 Dy) “Twin” tentaculocysts on 1 interradial arm, with 
hint of lappet between. 
‘ 8 i Two tentaculocysts missing, on adjacent arms, 
1 perradial and 1 interradial. 
7 10 1 Two adjacent interradial arms doubled, also ‘‘ twin” 
tentaculocysts on another interradial arm. 
18,2.20 10 i Three interradial arms imperfectly doubled, the. 
fourth represented by ‘‘ twin” tentaculocysts, the 
lobes being practically absent. . 
- 11 2 Three interradial arms imperfectly doubled, and 
in one specimen one component of 1 interradial 
represented by tentaculocyst only, the lobe being 
absent; component of another without a - 
tentaculocyst. 
a 12 4 Different degrees of doubling of the 4 interradial 
arms, but all imperfectly. In one specimen 
2 opposite pairs of gastric filaments were doubled, 
and ‘‘twin”’ tentaculocysts in both components 
of corresponding arms. 
24.2.20 8 1 
ae 8 1 All interradial arms with hints of imperfect 
doubling; 1 pair of gastric filaments and 
8 single filaments in usual places. 
