178 
Simmons, Remarks about the Relations of the Eloras etc. 
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Families and 
genera 
\ North Atlantic 
j Warmer Atlant 
North Pacific 
Warmer Pacifii 
Indian Ocean 
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Families and 
genera 
North Atlantic 
Warmer Atlant 
North Pacific 
| Warmer Pacifii 
Indian Ocean 
South temperat 
and antarctic Sc; 
Mesogloia 
X 
X 
X 
X 
X 
Khodophyceae. 
Chordaria 
X 
X 
X 
Bangiaceae 
— 
(Stilophoraceaß) 
- 
Bangia 
X 
X 
X 
X 
(Spermatochna- 
? 
Porphyra 
■ 
X 
X 
X 
X 
X 
ceae) 
* Erythrotrichia 
X 
X 
? 
Sporochnaceae 
Conchocclis 1. 
X 
* Carpomitra 
X 
X 
X 
X 
X 
X 
(Bhodochaeta- 
_ 
Balfsiaceae 
— 
— 
— 
— 
ceae) 
Ralfsia 
X 
X 
X 
X 
Helminthocla- 
diaceae 
— 
Laminar iaceae 
Chantransia 
X 
X 
X 
X 
X 
X 
Chorda 
X 
X 
(Chaetang iaceae) 
— 
Phyllaria 
X 
X 
X 
Gelidiaceae 
Alaria 
X 
X 
* Choreocolax 
X 
X 
X 
Agarum 
X 
X 
Harveyella 1. 
X 
Laminaria 
X 
X 
X 
(Acroty Iaceae) 
— 
Lithodermataceae 
— 
p 
— 
Gigartinaceae 
Lithoderrna 
X 
p 
X 
* Chwidrus 
X 
X 
X 
Sorapion 
X 
* Gigartina 
X 
X 
X 
X 
X 
X 
(Cutleriaceae) 
— 
— 
— 
— 
Phyllophora 
X 
X 
X 
Tilopteridaceae 
— 
Actinococcus 
X 
X 
X 
Scaphospora 
X 
Ceratocolax 1. 
X 
Fucaceae 
* Callophyllis 
X 
X 
X 
X 
X 
X 
Fncus 
X 
X 
X 
p 
Callymenia 
X 
X 
X 
X 
X 
X 
Pelvetia 1 ? 
X 
p 
? 
Ahnfeltia 
X 
X 
X 
X 
X 
Ascophyllum 1? 
X 
X 
Rhodophyllida- 
ceae 
— 
Cystoclonium 
X 
X 
X 
*) Only mediterranaen. 
