Drawing of a shell of Colsyrnola brunnea
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Clade: Heterobranchia
Clade: Euthyneura
Clade: Panpulmonata
Superfamily: Pyramidelloidea
Family: Pyramidellidae
Genus: Colsyrnola
Iredale, 1929

See text

Colsyrnola is a small genus of minute sea snails or marine gastropod mollusks within the subfamily Syrnolinae, which is a part of the family Pyramidellidae.[1]

They have bilateral symmetry, and only have endoderm and ectoderm tissues.

The species of this genus are ectoparasites on other invertebrates.




  1. Marshall, B. (2015). Colsyrnola Iredale, 1929. Accessed through: World Register of Marine Species at on 2015-04-16

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