---
title: Rosy Hermit Crab (Calcinus rosaceus)
scientific_name: Calcinus rosaceus
common_name: Rosy Hermit Crab
taxon: Hermit crabs
published: 2025-09-24T09:14:56.751Z
updated: 2026-08-07T21:11:07.866Z
tags: Rosy Hermit Crab, Calcinus rosaceus, Hermit crabs, Red Sea, Marine Life, Diving
url: https://redseacreatures.com/taxon/invertebrate/crustaceans/hermit-crabs/rosy-hermit-crab
---

# Rosy Hermit Crab (*Calcinus rosaceus*)

## Quick facts

- **Group:** Hermit crabs (*Paguroidea*)
- **Size:** 1.5 cm

The Rosy Hermit Crab (Calcinus rosaceus) is a small marine creature noted for its distinctive coloring. It reaches a size of about 1.5 centimeters (approximately 0.6 inches). This hermit crab is characterized by its striking appearance, featuring purple eyestalks that are accented with white tips, and vivid red claws. Its legs are primarily purple, providing a visually captivating contrast against its other features. These vibrant colors make the Rosy Hermit Crab easily recognizable in its natural habitat.

## Also known as

- **English:** Rosy Hermit Crab
- **LT:** Rožinis krabas atsiskyrėlis

## Scientific synonyms

- *Calcinus nitidus var. australensis* Bouvier, 1915
- *Calcinus nitidus var. australis* Bouvier, 1915

## Range

Federal Republic of Somalia, Indian Ocean, Madagascar, Mozambique Channel, Red Sea

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*Source: [Red Sea Creatures](https://redseacreatures.com/taxon/invertebrate/crustaceans/hermit-crabs/rosy-hermit-crab)*
*Updated: August 7, 2026*