Loxorhynchus crispatus

Stimpson, 1857

masking crab, moss crab

Loxorhynchus crispatus is a crab known for its distinctive decorating , in which individuals attach materials from their environment to their and appendages. The occurs in the East Pacific and is commonly referred to as the masking crab or moss crab due to this habit. It belongs to the Epialtidae, a group of crabs often associated with and marine vegetation.

Loxorhynchus crispatus by (c) Jerry Kirkhart, some rights reserved (CC BY). Used under a CC-BY license.Plate 28 (Garth, 1958) by Garth, J.S. 1958. Brachyura of the Pacific coast of America. Oxyrhyncha. Allan Hancock Pacific Expeditions. 21(1–2): i–xii, 1–874.. Used under a CC BY 4.0 license.Loxorhynchus crispatus (Masking Crab) (11335350144) by Jerry Kirkhart from Los Osos, Calif.. Used under a CC BY 2.0 license.

Pronunciation

How to pronounce Loxorhynchus crispatus: //ˌlɒksəˈrɪŋkəs krɪsˈpɑːtəs//

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Identification

Distinguished from by its decorating and association with epibenthic materials. The name 'crispatus' refers to the curled or crisped appearance of the surface. Separation from Loxorhynchus grandis requires examination of carapace proportions and cheliped .

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Habitat

Marine benthic environments in the East Pacific, typically associated with substrates that provide decorating materials such as , sponges, and bryozoans.

Distribution

East Pacific Ocean.

Behavior

Exhibits decorating : individuals actively collect and attach materials from their environment—such as , sponges, and other organisms—to their and appendages. This behavior serves as and may provide protection from .

Similar Taxa

  • Loxorhynchus grandisSimilar size range and overlapping distribution; distinguished by proportions and cheliped structure.

More Details

Taxonomic Note

NCBI lists as Majidae, reflecting older ; modern authorities place this in Epialtidae.

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Sources and further reading