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TaxonomyBrowse
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chela, chelae, chelate, cheliform, cheliped

Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
No Taxon (Glossary)
No Taxon (C)
No Taxon chela, chelae, chelate, cheliform, cheliped
Pronunciation
chela = KEE-luh, chelae = KEE-lee
Explanation of Names
From Greek chele (χηλη), a claw.
Identification
chela noun, plural chelae - the terminal portion of an arthropod appendage (usually a leg, but may refer to a mouthpart) with a movable lateral claw, like that of a crab.
chelate adjective - possessing a movable lateral claw like that of a crab.
cheliform adjective - pincer-shaped.
cheliped noun - another term for chela, apparently referring specifically to a leg (Internet searches)

Photos of chelae:
Print References
Gordh, entries for chela, etc. (1)
Internet References
Wikipedia--Claw
Wiktionary--chela
Dollar, 2001. Arthropod Grasping and Manipulation: A Literature Review--PDF--uses term cheliped
Works Cited
1.A Dictionary of Entomology
George Gordh, David H. Headrick. 2003. CABI Publishing.