Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Diversity of Protists I

Diversity of Protists I

Excavata is a diverse group of protists that includes both chemoorganotrophic and phototrophic species, with some thriving in anaerobic environments. Among the key groups within Excavata are diplomonads and parabasalids, which are flagellated protists that lack mitochondria and chloroplasts. These microorganisms typically inhabit anoxic environments, such as the intestines of animals, where they exist either symbiotically or as parasites, relying on fermentation for energy production. Some...

Diversity of Protists IV

Diversity of Protists IV

Amoebozoa represent a diverse group of terrestrial and aquatic protists that utilize lobe-shaped pseudopodia for locomotion and feeding. This characteristic differentiates them from the Rhizaria, which possess threadlike pseudopodia. The primary classifications within Amoebozoa include gymnamoebas, entamoebas, and the plasmodial and cellular slime molds. Phylogenetic evidence indicates that Amoebozoa diverged from a lineage that ultimately gave rise to fungi and animals.Gymnamoebas and...

Diversity of Protists II

Diversity of Protists II

Alveolates are a group of organisms recognized by the presence of alveoli, which are cytoplasmic sacs located beneath the cell membrane. While their function remains uncertain, alveoli may help regulate water balance by controlling how much water enters and leaves the cell. In dinoflagellates, these structures may serve as armor plates. There are three major types of alveolates: ciliates, which move using cilia; dinoflagellates, which use flagella for movement; and apicomplexans, which are...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

DESCRIPTION, REDESCRIPTION, AND LIFE CYCLES OF PARORCHIS LAFFERTYI N. SP. AND PARORCHIS CATOPTROPHORI (TREMATODA: DIGENEA: PHILOPHTHALMIDAE) FROM THE CALIFORNIA HORN SNAIL, CERITHIDEOPSIS CALIFORNICA (GASTROPODA: POTAMIDIDAE).

The Journal of parasitology·2026

Same author

DESCRIPTION, REDESCRIPTION, AND LIFE CYCLES OF CLOACITREMA KURISI N. SP. AND CLOACITREMA MICHIGANENSIS (TREMATODA: DIGENEA: PHILOPHTHALMIDAE) FROM THE CALIFORNIA HORN SNAIL, CERITHIDEOPSIS CALIFORNICA (GASTROPODA: POTAMIDIDAE).

The Journal of parasitology·2025

Same author

Further Evidence for Plausible Transmission of Fishborne Trematodiases in the United States: Game Fish Carry Human-Infectious Trematodes and Are Eaten Raw.

The Journal of infectious diseases·2025

Same author

Evidence for the importance of trophically transmitted parasites and predation at the lower latitudes of species ranges.

Proceedings. Biological sciences·2024

Same author

The physical soldier caste of an invasive, human-infecting flatworm is morphologically extreme and obligately sterile.

Proceedings of the National Academy of Sciences of the United States of America·2024

Same author

Social evolution: Diverse divisions of labor in trematode parasites.

Current biology : CB·2023

Search research articles

Related Experiment Video

Updated: Jul 25, 2025

Helminth Collection and Identification from Wildlife

Helminth Collection and Identification from Wildlife

Published on: December 14, 2013

Let's restart formally naming 'larval' trematodes.

Ryan F Hechinger¹

¹Marine Biology Research Division-Scripps Institution of Oceanography, University of California, San Diego, La Jolla, CA 92093, USA.

Trends in Parasitology

|June 29, 2023

Summary

Trematode parasites have unique asexual stages (parthenitae and cercariae) often studied without formal names. This paper proposes a new naming scheme to improve research on these medically important parasites.

Keywords:

Trematoda cercariae collective group parthenitae rediae sporocysts

More Related Videos

Use of Chironomidae Diptera Surface-Floating Pupal Exuviae as a Rapid Bioassessment Protocol for Water Bodies

Use of Chironomidae Diptera Surface-Floating Pupal Exuviae as a Rapid Bioassessment Protocol for Water Bodies

Published on: July 24, 2015

Author Spotlight: Coproparasitoscopic Examination of Dog Stools for Control and Prevention of Zoonotic Parasite Diseases

Author Spotlight: Coproparasitoscopic Examination of Dog Stools for Control and Prevention of Zoonotic Parasite Diseases

Published on: December 15, 2023

Related Experiment Videos

Last Updated: Jul 25, 2025

Helminth Collection and Identification from Wildlife

Helminth Collection and Identification from Wildlife

Published on: December 14, 2013

Use of Chironomidae Diptera Surface-Floating Pupal Exuviae as a Rapid Bioassessment Protocol for Water Bodies

Use of Chironomidae Diptera Surface-Floating Pupal Exuviae as a Rapid Bioassessment Protocol for Water Bodies

Published on: July 24, 2015

Author Spotlight: Coproparasitoscopic Examination of Dog Stools for Control and Prevention of Zoonotic Parasite Diseases

Author Spotlight: Coproparasitoscopic Examination of Dog Stools for Control and Prevention of Zoonotic Parasite Diseases

Published on: December 15, 2023

Area of Science:

Parasitology
Invertebrate Zoology
Taxonomy

Background:

Trematode parasites exhibit unique asexual life stages: parthenitae and cercariae.
These stages are crucial for parasite transmission and disease, yet often lack formal scientific names.
Current taxonomic focus on adult trematodes leads to underdocumentation of asexual stage diversity.

Purpose of the Study:

To advocate for the formal naming of trematode parthenitae and cercariae.
To propose an improved nomenclature system for these asexual parasite stages.
To enhance research and understanding of trematode diversity and biology.

Main Methods:

Review of current practices in trematode nomenclature.
Analysis of the limitations of provisional naming for asexual stages.
Proposal of a new, formal naming scheme for parthenitae and cercariae.

Main Results:

Provisional names for parthenitae and cercariae are unregulated, unstable, and ambiguous.
Formal nomenclature for these stages is currently neglected.
A new naming scheme can provide stability and clarity.

Conclusions:

Formal naming of trematode parthenitae and cercariae is necessary and achievable.
An improved naming scheme will benefit scientific research and understanding of trematode parasites.
Adoption of formal nomenclature will enhance the study of parasite diversity.