| 词条 | Falcidens |
| 释义 |
regnum=Animalia| phylum=Mollusca| classis=Caudofoveata| ordo=Chaetodermatida| familia=Chaetodermatidae| genus=Falcidens| genus_authority=Salvini-Plawen, 1968 }}Falcidens is one of three genera within the Falcidentidae; its radula consists of a single row of teeth which are mineralized in crystalline hydroxyapatite (a most unusual mineral in organisms), and its teeth are not periodically shed and replaced like in other molluscs.[1] For details of the radula, see Radula#In caudofoveates. It contains the following species:[2]
References1. ^{{Cite journal | pages = 224–230 | issue = 2 | volume = 194 | year = 1998 | pmid = | jstor = 1543051| pmc = | journal = Biological Bulletin | doi = 10.2307/1543051 | last2 = Lins | first1 = R. | first2 = U. | last3 = Farina | title = Minerals of the radular apparatus of Falcidens sp. (Caudofoveata) and the evolutionary implications for the Phylum Mollusca | first3 = M. | last1 = Cruz }} {{Taxonbar|from=Q3017063}}2. ^http://www.marinespecies.org/aphia.php?p=taxdetails&id=137774 1 : Aplacophorans |
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