Fish Identification

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Non-fish Identification: Find Species

Family: Fissurellidae keyhole limpets (See list of species below)

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36 species in Atlantic, Southwest with fin ray counts including ? spines in dorsal and ? in anal fins (see list below)

No picture found Cranopsis granulata [Granulate puncturella]	No picture found Diodora arcuata [Arcuate keyhole limpet]	No picture found Diodora cayenensis [Cayenne keyhole limpet]
Diodora dysoni [Dyson's keyhole limpet]	No picture found Diodora fluviana [Gulf Stream keyhole limpet]	Diodora jaumei [Jaume's keyhole limpet]
Diodora listeri [Lister's keyhole limpet]	No picture found Diodora meta [Meta keyhole limpet]	No picture found Diodora mirifica []
No picture found Diodora patagonica []	Diodora sayi [Say's keyhole limpet]	Emarginula conica []
Emarginula pumila [Pygmy Emarginula]	No picture found Emarginula tuberculosa [Tuberculate Emarginula]	Fissurella barbadensis [Barbados keyhole limpet]
No picture found Fissurella emmanuelae []	No picture found Fissurella mesoatlantica []	Fissurella nimbosa [Rayed keyhole limpet]
No picture found Fissurella oriens [Small banded keyhole limpet]	No picture found Fissurella picta [Large banded keyhole limpet]	No picture found Fissurella radiosa []
No picture found Fissurella rosea [Rosy keyhole limpet]	No picture found Fissurellidea megatrema []	No picture found Fissurellidea patagonica []
Hemitoma octoradiata [Eight-rib emarginula]	No picture found Laevinesta atlantica [Atlantic nesta]	No picture found Lucapina aegis [Shield fleshy limpet]
No picture found Lucapina elisae []	No picture found Lucapina philippiana [Philippi's limpet]	Lucapina sowerbii [Sowerby's fleshy limpet]
Lucapina suffusa [Cancellate fleshy limpet]	No picture found Lucapinella limatula [File fleshy limpet]	No picture found Parmophoridea melvilli []
No picture found Puncturella antillana []	No picture found Puncturella pauper []	No picture found Rimula frenulata [Bridle rimula]

36 Species of Family Fissurellidae
(keyhole limpets)

Sort by: Species Length

Scientific Name	English Name	Distribution	Max. Length (cm)
Cranopsis granulata	Granulate puncturella	Western Atlantic.	0.8 DL
Diodora arcuata	Arcuate keyhole limpet	Western Atlantic.	1.2 DL
Diodora cayenensis	Cayenne keyhole limpet	Atlantic Ocean.	5.1 OT
Diodora dysoni	Dyson's keyhole limpet	Western Atlantic.	2.2 DL
Diodora fluviana	Gulf Stream keyhole limpet	Western Atlantic.	1.2 DL
Diodora jaumei	Jaume's keyhole limpet	Western Atlantic.	2.2 DL
Diodora listeri	Lister's keyhole limpet	Western Atlantic.	4.5 NG
Diodora meta	Meta keyhole limpet	Western Atlantic	1.6 DL
Diodora mirifica		Western Atlantic.	0.8 DL
Diodora patagonica		Western Atlantic and East	3.8 DL
Diodora sayi	Say's keyhole limpet	Western Atlantic.	3 DL
Emarginula conica		Southeast Pacific, Southw	1.6 DL
Emarginula pumila	Pygmy Emarginula	Western Atlantic	1.2 DL
Emarginula tuberculosa	Tuberculate Emarginula	Southeast Pacific, Wester	1.8 DL
Fissurella barbadensis	Barbados keyhole limpet	Western Atlantic.	4.1 DL
Fissurella emmanuelae		Western Atlantic.	2.2 DL
Fissurella mesoatlantica		Western Atlantic.	2 DL
Fissurella nimbosa	Rayed keyhole limpet	Western Atlantic	5 DL
Fissurella oriens	Small banded keyhole limpet	Western Atlantic and East	7 DL
Fissurella picta	Large banded keyhole limpet	Southeast Pacific and Sou	8.6 DL
Fissurella radiosa		Western Atlantic and East	4.8 DL
Fissurella rosea	Rosy keyhole limpet	Western Atlantic.	3.5 DL
Fissurellidea megatrema		Western Atlantic.	3.2 DL
Fissurellidea patagonica		Southwest Atlantic and So	2.24 SHL
Hemitoma octoradiata	Eight-rib emarginula	Western Atlantic.	3.2 DL
Laevinesta atlantica	Atlantic nesta	Western Atlantic Ocean.	0.95 DL
Lucapina aegis	Shield fleshy limpet	Western Atlantic.	3.6 DL
Lucapina elisae		Western Atlantic.	6.05 DL
Lucapina philippiana	Philippi's limpet	Western Atlantic	1.8 DL
Lucapina sowerbii	Sowerby's fleshy limpet	Western Atlantic.	3 DL
Lucapina suffusa	Cancellate fleshy limpet	Western Atlantic	3.6 DL
Lucapinella limatula	File fleshy limpet	Western Atlantic.	1.8 DL
Parmophoridea melvilli		Western Atlantic.	2.3 DL
Puncturella antillana		Western Atlantic	1.3 DL
Puncturella pauper		Western Atlantic	0.5 DL
Rimula frenulata	Bridle rimula	Western Atlantic.	0.8 DL

Other identification tools in SeaLifeBase

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Identification keys

Identification by morphometrics

Identification by pictures:

          If you already know the Family, go to Search SeaLifeBase, select Family and click on 'Identification by pictures' to display all available pictures in SeaLifeBase for the family.

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