Ctenidium
Encyclopedia
Ctenidium may be:
- Ctenidium (mollusc)Ctenidium (mollusc)A ctenidium is a respiratory organ or gill which is found in many mollusks. This structure exists in bivalves and in many aquatic gastropods, i.e. in some freshwater snails and sea snails and also in some sea slugs...
, (plural: ctenidia), a comb-like gill, part of the respiratory system of gastropods and bivalves - Ctenidium, (plural: ctenidia), a row of peg-like spineSpine (zoology)A spine is a hard, thorny or needle-like structure which occurs on various animals. Animals such as porcupines and sea urchins grow spines as a self-defense mechanism. Spines are often formed of keratin...
s in some insects (pronotal ctenidium; genal ctenidium) - Ctenidium (moss), a genus of mosses in the family HylocomiaceaeHylocomiaceaeHylocomiaceae is a family of mosses, containing 15 genera:* Ctenidium* Hylocomiastrum* Hylocomium* Leptocladiella* Leptohymenium* Loeskeobryum* Macrothamnium* Meteoriella* Neodolichomitra* Orontobryum...