Calcinus laurentae is a species of left-handed hermit crab in the family Diogenidae.

[3] Calcinus laurentae are native to Hawaii[4] and the Hawaiian word for hermit crab is unauna.

[9] Multiple Redleg calcinus have been observed sharing a single shell.

[11] Calcinus laurentae are native to Hawaii[4] but can be found throughout the Central Pacific as well as near Australia.

[4] They are a marine species that live below the intertidal zone, 20 ft or deeper.