Sertularella helenae Vervoort, 1993

Galea, Horia R., 2016, Notes on some sertulariid hydroids (Cnidaria: Hydrozoa) from the tropical western Pacific, with descriptions of nine new species, European Journal of Taxonomy 218, pp. 1-52 : 27

Sertularella helenae Vervoort, 1993

Fig. 8H

Sertularella helenae Vervoort, 1993: 218 , fig. 47b–e.

Material examined

BIOCAL: Stn. DW37, several sterile stems, up to 2.6 cm high, and smaller fragments (MNHN- IK-2012-16568); Stn. DW38, single, sterile colony 3 cm high and 4.7 cm wide (MNHN-IK-2012-16569).

BATHUS 3: Stn. CP804, a 2.5 cm high and 3.8 cm wide, sterile colony (MNHN-IK-2012-16570); Stn. CP821, a 3.4 cm high, sterile colony (MNHN-IK-2012-16571); Stn. DW830, four sterile colony fragments, 0.7–1.5 cm high (MNHN-IK-2012-16572).

NORFOLK 1: Stn. CP1719, a 4.2 cm high, sterile colony (MNHN-IK-2012-16573).

SALOMON 1: Stn. DW1741, two sterile colonies, 2.2 and 2.6 cm high (MNHN-IK-2012-16574).

Remarks

This very distinctive species needs no additional comments on morphology. For a thorough description, see Vervoort (1993). The gonothecae still remain to be discovered.

Geographical distribution

New Caledonia ( Vervoort 1993; present study), Norfolk Ridge and Solomon Islands (present study).