Schizonema comoides

Bryopsis hypnoides

Schizonema Dillwynii

Schizonema Grevillii

Callithamnion floridulum

Conferva arcta - the three upper specimens in the young state

Schizonema Smithii [= Schizonema smithii]

Callithamnion cruciatum

Polysiphonia pulvinata

Polysiphonia obscura

Conferva Lanosa

Callithamnion byssoides

Schizonema Wyattiæ

Conferva flexuosa

Conferva carnea

Nitophyllum versicolor

Conferva glaucescens

Rhodomela lycopodoides [= Rhodomela lycopodioides]

Sporochnus pedunculatus

Callithamnion turneri

Griffithsia Devoniensis

Conferva gracilis

Polysiphonia fibrillosa

Draparnaldia plumosa (A) / Draparnaldia tenuis (B)

Callithamnion corymbosum