Orthopyxis integra (MacGillivray, 1842)

Picture: Fig. 1

Picture: Fig. 2

Picture: Fig. 3

SYNONYMY

Campanularia compressa (Clarke, 1876)

Campanularia integra Macgillivray, 1842

Campanularia integriformis Marktanner-Turneretscher, 1890

DESCRIPTION

Stolonal colonies with long pedicels, smooth or annulated (Fig.1). A subhydrothecal spherule between hydrotheca and pedicel. Hydrotheca bell-shaped, with smooth margin, depth up to 0.7 mm (Fig.2). Gonotheca cylindrical, encircled by sharp spiral ridges (Fig.3).

DISTRIBUTION IN SVALBARD

Whalenbergfjorden, Heleysundet, Kong Karls Land, Hornsund, Kongsfjorden

WORLD DISTRIBUTION

nearly cosmopolitan

DEPTH

5-329

SUBSTRATE

algae, Balanus sp., bivalve, Bryozoa, hydroid, rocks

REPRODUCTION

medusoid

gonophores present