Vampyrellidae

Vampyrellidae

Vampyrella lateritia, a species within the Vampyrellidae family

Illustration from "General Physiology; an Outline of the Science of Life" (1899)

Vampyrellidae is a family of amoeboid protists belonging to the order Vampyrellida. These organisms are characterized by their ability to prey on other cells, particularly algae and fungi, by penetrating their cell walls and consuming the contents. Vampyrellidae are found in a variety of environments, including freshwater, marine, and soil ecosystems.

Description

Members of the Vampyrellidae family are typically small, ranging from 10 to 100 micrometers in diameter. They exhibit a flexible, amoeboid shape that allows them to move and engulf their prey. The cytoplasm of these organisms is often granular, and they possess a single nucleus. Vampyrellidae are known for their distinctive feeding behavior, where they use pseudopodia to pierce the cell walls of their prey and extract the cellular contents.

Ecology

Vampyrellidae play a significant role in their ecosystems as predators of microbial communities. By feeding on algae and fungi, they help regulate the populations of these organisms, contributing to the balance of microbial ecosystems. Their presence in soil environments also suggests a role in nutrient cycling and soil health.

Taxonomy

The family Vampyrellidae is part of the order Vampyrellida, which falls under the class Vampyrellida within the phylum Cercozoa. The taxonomy of Vampyrellidae has been subject to revision as molecular techniques have provided new insights into the relationships between different groups of amoeboid protists.

Species

The family includes several genera, with Vampyrella being one of the most well-known. Vampyrella lateritia is a notable species within this genus, recognized for its bright red coloration and its role in controlling algal populations.

Related pages

• Amoeboid
• Protist
• Cercozoa
• Algae
• Fungi

References

• Adl, S. M., et al. (2012). "The Revised Classification of Eukaryotes." Journal of Eukaryotic Microbiology.
• Hess, S., et al. (2012). "Molecular Phylogeny of Vampyrellid Amoebae." Protist.

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  Vampyrella lateritia
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  Vampyrellidae