Ceramium strictum

Polysiphonia fastigiata

Ceramium fastigiatum

Conferva gracilis

Calothrix confervicola / parasitic

Enteromorpha compressa. var.

Myrionema strangulans / parasitic

Gelidium corneum / var. pinnatum

Conferva albida

Ceramium strictum

Rhodomela lycopodoides [= Rhodomela lycopodioides]

Ceramium nodosum

Polysiphonia stricta

Callithamnion brachiatum

Polysiphonia fibrata

Conferva uncialis

Conferva carnea

Conferva glaucescens

Schizonema Smithii, torquata [= Schizonema smithii var. torquatum]

Griffithsia Devoniensis

Ceramium rubrum

Callithamnion Arbuscular [= Callithamnion arbuscular]

Griffithsia multifida / var. pilifera

Polysiphonia elongella

Nitophyllum punctatum / β [= var.] ocellatum