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The mission of the Ocean Census is to accelerate the discovery of ocean life to advance fundamental science, empower conservation, and fuel innovation for the future of our planet.

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Gallery

Phylum

OC-SP-0002902

Port Fairy Abalone Farm;31 - Nemertea;BQBAB0010;MRG885-05;Cephalothrix sp. SMSA097;SMSA097;SP02341;AN019649;NMVF290022;PID0176334

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Species ID

OC-SP-0002902

Discovered

Phylum

Nemertea

Species ID

OC-SP-0002902

Provisional Species Name

Cephalothrix sp_SMSA097

Lowest Valid Taxon Name in WoRMS

Cephalothrix

Lowest Known Rank

Genus

Status

Discovered

Does the taxonomist(s) intend to work on this material further?

3. I/We are not sure yet. This is of course no problem, we will display your species info (if not embargoed) while you work out your species description plan.

Embargo

No

Kingdom

Animalia

Phylum

Nemertea

Class

Palaeonemertea

Order

Archinemertea

Family

Cephalotrichidae

Genus

Cephalothrix

Date Identified

31/12/2025

Taxonomic Remarks

Most known species of Cephalothrix (58 accepted and many more undescribed) look alike and can only be reliably differentiated by DNA sequence data. Resembles and is most closely related to Cephalothrix hermaphroditica, and another undescribed local species, Cephalothrix sp. SMSA061. Not to be confused with a locally introduced and highly toxic species, Cephalothrix simula, which has a greenish tinge.

Received All Minimal Data for Discovery

08/04/2026

Description of Material

Body 690 mm long, 1.5 mm wide, thread-like; pastel orange, or brownish-orange (due to color of gut contents). Cephalic lobe twice as long as it is wide, without ocelli or cerebral organ furrows, anterior tip tinged with brighter orange.

Ecology

Intertidal

Distribution

Only known from Port Fairy (Abalone Farm, central part of reef) in Victoria, Australia

Scientific Name Authorship

Maslakova, Svetlana

Port Fairy Abalone Farm;31 - Nemertea;BQBAB0010;MRG885-05;Cephalothrix sp. SMSA097;SMSA097;SP02341;AN019649;NMVF290022;PID0176334

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Join the census

The Ocean Census Alliance unites national and philanthropic marine institutes, museums, and universities, backed by governments, philanthropy, business and civil society partners.