852 | 
854. 
8352 MR. A. W. WATERS ON 
and 76 were described in the previous one, making 103 in all; 
of these 37 are known from the Atlantic, 22 are British, 31 
Mediterranean, 37 are known from the Indian Ocean, 14 from 
S. Africa, and 51 from Australia. 
Table of Distribution. 
== eed 
Mediter- 
yanean. 
Australia. 
British. 
Red Sea. 
Crisia denticulata (amk.) ..) + 
.» elongata M.-Kd. | | 
»  sertularoides (Aud. & | | | | 
NSPnv)} spews eee zl peut ate | | 
» inflata, sp. u. aa 
| 
co COU REDITIEAT@I SYS Tilo soqnnooce | 
+ 
+ 
+ 
++ | S. Africa. 
ab 
| Entalophora wasinensis, | 
3. Tervia irregularis (Meneg.) .... + 2.5 
. Idmonea milneana VOrb. ... + + + 2 7 
7 | Amathia lendigera (li.) .........) + ) + | + 3 Sel ib. 
' Mimosella bigeminata, sp. n....' 
853 | 
|| Buskia nitens Alder 
| 
KOS DNS | asecdeoueqcer + 
Filisparsa tuhulosa (Busk) ... +B 
oh 
+ 
Pacific. 
se radians (Lamk.) ...... 
© interjuncta MacG. ... 
+++ 4+ 44+ 
+ + ++ 
: ices cae ee “Rs + 
,  Wistans Busk : io Meta 
PS vidovici (eallayy bate te SRO ef Roscoff. 
Zoobotryon pellucidum Ehy. .. | Isle of Pines, 
Bowerbankia pustulosa(H.&S.) +. | 
++ 
= 
oa 
+ 
WG DORTANGA RIS ememoncenocsocabaauee 
Farrella atlantica Busk ...... + 
Valkeria uva (li)... i ae 
+ 
+ } 
Sn can ete Pe ... | China Seas. 
Cylindreecium giganteum By + 
+ + ..  ... | Queen Charlotte I. 
Arctic, Q. Charlotte I. 
- California. 
+++: 
' Pedicellina spinosa (Rob.) hee 
Barentsia gracilis (Sars) ..... {hat 
Loxosoma singulare Kef. 
Lepralia poissonii Aud. ...... Neto  laneesct tt eens Recetas 
Japan. 
Beania intermedia Hincks......) ... | ... | .. sone (ie 
++ 
Levinsen * quotes Norman with regard to zoarial and zocecial 
characters, who says: “ Why also in all instances is the ultimate 
growth and form of the zoarium to he excluded from generic 
characters among certain families of the Cheilostomata, and at 
the same time to be recognised among the Cyclostomata and 
Jtenostomata, and even some other groups of Cheilostomata ?” 
Few characters have been available in the Cyclostomata, and 
those mostly zoarial ones, so that the classification of the group 1s 
still in a somewhat hopeless condition, whereas in the Cheilosto- 
ae very many characters are now used, and the classification is 
gradually becoming more natwal. It is therefore to the more 
* Morph. and Syst. Studies on the Cheil. Bryozoa, p. 69 (19C9). 
