364 
THE VOYAGE OF H.M.S. CHALLEHGEE. 
Species. 
1. 
North 
Atlantic. 
2. 
South. 
Atlantic. 
3. 
Southern 
Ocean. 
4. 
■ Seas of 
Malay 
Archip. 
5. 
North 
Pacific. 
6. 
South 
Pacific. 
7. 
Seas of 
South 
America. 
Sidnyum pallidum, ...... 
+ 
Polydinum pyriforme, ...... 
+ 
fungosum, ...... 
+ 
depressum, ...... 
+ 
molle, ....... 
+ 
incertum, ...... 
+ 
minutum, ...... 
+ 
Aplidium incrustans, . ..... 
+ 
fuscum, ....... 
+ 
leucophceum, ...... 
+ 
erassum, ...... 
+ 
fallax, ....... 
+ 
despectum, ...... 
+ 
fumigatum, ...... 
+ 
+ 
Amaroueium varialdle, ...... 
+ 
var. tenerum, 
+ 
globosum, ...... 
+ 
complanatum, ..... 
. + 
irregulare, ..... 
+ 
var. condnnum, 
+ 
pdlUdulum, ..... 
+ 
recumbens, ..... 
+ 
hepaticum, ..... 
Icevigatum, ..... 
+ 
colelloides , ...... 
+ 
alhidum, ...... 
+ 
nigrum, ...... 
+ 
Psammaplidium spongiforme, .... 
+ 
effrenatum, ..... 
+ 
...... 
suhviride, ..... 
+ 
exiguum, ..... 
+ 
ovatum, ..... 
+ 
retiforme, ..... 
+ 
flavum, ...... 
+ 
pyriforme, ..... 
+ 
(?) ignotus, ..... 
+ 
Family DiDEMNioiE. 
Didemnum savignii, ... . . 
+ 
aurantiacum, . . . ‘ . 
+ 
inerme, ...... 
+ 
Leptodinum tonga, ...... 
+ 
moseleyi, ...... 
+ 
