Phaeophyceae

Tsuda, Roy T. & Giuseffi, Usa. Louise, 2015, Marine Benthic Algae from Seamounts along the Mariana Islands, Western Pacific, Micronesica 2015 (4), pp. 1-19 : 9-10

Class Phaeophyceae

ORDER DICTYOTALES

FAMILY DICTYOTACEAE

Dictyopteris repens (Okamura) Børgesen ; Tsuda 1972a: 94, pl. 3 (fig. 1).

Specimens examined. STINGRAY SHOALS: STI-02-03 (BISH 720881 on Chondria sp. fragment). ZEALANDIA BANK: ZEA-01-03 (BISH 722340). PATHFINDER REEF: PAT-01-03 (BISH 722363), PAT-02-03 (BISH 722376), PAT-02-05 (BISH 743262). ARAKANE REEF: ARA-01-03 (BISH 722403), ARA-02-03 (BISH 722407).

Dictyota bartayresiana J. V. Lamouroux ; Tsuda 1972a: 95, pl. 3 (figs. 2‒3).

All specimens were fragments less than 1 cm long.

Specimens examined. SUPPLY REEF: SUP-01-03 (BISH 720894). PATHFINDER REEF: PAT-01-05 (BISH 743244).

Dictyota ceylanica Kützing ; Tsuda 1972a: 96, pl. 4 (fig. 2) as Dictyota divaricata J. V. Lamouroux.

The largest specimen is 1.5 cm long. All specimens possess narrow flattened acute apices.

Specimens examined. PATHFINDER REEF: PAT-01-05 (BISH 743243), PAT-02-05 (BISH 743261). ARAKANE REEF: ARA-02-03 (BISH 722414), ARA-01-05 (BISH 763251, 763254, 763256), ARA-02-05 (BISH 763277, 763280, 763290).

Dictyota friabilis Setchell ; Tsuda 1972a: 96, pl. 4 (fig. 3).

The single specimen is 4 mm long and possesses a single dichotomous broad terminal branch.

Specimens examined: ARAKANE REEF: ARA-01-03 (BISH 722401).

Lobophora sp.

The present specimens were exposed to formalin and would best be left under their generic name until further specimens are obtained for molecular analyses based on the recent study by Vieira et al. (2014) on Lobophora in New Caledonia.

Specimens examined. STINGRAY SHOALS: STI-01-03 (BISH 723218), STI-02-03 (BISH 720883). SUPPLY REEF: SUP-01-03 (BISH 720895, 724051). PATHFINDER REEF: PAT-01-03 (BISH 722369). ARAKANE REEF: ARA-02-03 (BISH 722410).