Tyrannodoris

Common Names

Tyrannodoris species are commonly known as "tyrant dorids" or "tyrant sea slugs" due to their predatory nature and large size.

Characteristics

Tyrannodoris species share several key characteristics:

• Large size: They are among the largest nudibranchs, reaching lengths of up to 10 cm.
• Bright colors: Often exhibit vibrant colors, such as red, orange, yellow, and black, which serve as a warning to potential predators.
• Predatory: They are carnivorous and primarily feed on other nudibranchs, sponges, and tunicates.
• Lack of shell: Like all nudibranchs, they lack an external shell.
• Rhinophores: Possess two prominent, sensory rhinophores on their head, used to detect food and their surroundings.
• Cerata: Have numerous, finger-like projections called cerata along their dorsal surface, which contain digestive glands and may store stinging nematocysts from their prey.

Environments

Tyrannodoris species are found in a variety of marine environments, including:

• Tropical and subtropical waters: Primarily found in warm waters around the globe.
• Rocky reefs: Often reside on rocky substrates and coral reefs.
• Shallow depths: Generally found in shallow water, but can occur at depths up to 30 meters.

References

For further information on Tyrannodoris, consult these reliable resources:

• World Register of Marine Species
• Nudibranchia.net
• Sea Slug Forum