Fish Identification

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Fish Identification

Other identification tools | SeaLifeBase

Non-fish Identification: Find Species

Family: Pinnidae pen shells (See list of species below)

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Total number of spines in dorsal and anal fins (optional)

39 species with fin ray counts including ? spines in dorsal and ? in anal fins (see list below)

No picture found Atrina chautardi [Chautard's pen shell]	Atrina fragilis []	No picture found Atrina hystrix []
No picture found Atrina inflata [Inflated pen shell]	No picture found Atrina kinoshitai []	No picture found Atrina maura [Maura pen shell]
No picture found Atrina oldroydii [Oldroyd penshell]	Atrina pectinata [Comb pen shell]	No picture found Atrina penna []
Atrina rigida [Stiff pen shell]	No picture found Atrina saccata []	Atrina seminuda [Half-naked pen shell]
Atrina serrata [Sawtooth penshell]	No picture found Atrina teramachii [Teramachi's pen shell]	No picture found Atrina texta [Woven penshell]
No picture found Atrina tuberculosa [Tuberculate pen shell]	Atrina vexillum [Flag pen shell]	No picture found Atrina zelandica [Horse mussel]
No picture found Pinna atropurpurea []	No picture found Pinna attenuata []	Pinna bicolor [Bicolor pen shell]
Pinna carnea [Amber penshell]	No picture found Pinna cellophana []	No picture found Pinna deltodes []
No picture found Pinna deltoes []	No picture found Pinna deltoides []	No picture found Pinna dolabrata []
No picture found Pinna epica []	No picture found Pinna exquisita []	No picture found Pinna incurva []
No picture found Pinna linguafelis []	Pinna muricata [Prickly pen shell]	Pinna nobilis [Noble pen shell]
No picture found Pinna pumata []	Pinna rudis [Rough pen shell]	No picture found Pinna rugosa [Rugose pen shell]
No picture found Pinna saccata [Baggy pen shell]	No picture found Pinna trigonium []	No picture found Pinna zebuensis []

39 Species of Family Pinnidae
(pen shells)

Sort by: Species Length

Scientific Name	English Name	Distribution	Max. Length (cm)
Atrina chautardi	Chautard's pen shell	Eastern Atlantic	22 SHL
Atrina fragilis		Northeast Atlantic and th
Atrina hystrix		Western Central Pacific
Atrina inflata	Inflated pen shell	Western Central Pacific
Atrina kinoshitai		Northwest Pacific
Atrina maura	Maura pen shell	Eastern Pacific. Tropica
Atrina oldroydii	Oldroyd penshell	Eastern Pacific.
Atrina pectinata	Comb pen shell	Mediterranean and Indo-We	39 SHH
Atrina penna		Northwest Pacific
Atrina rigida	Stiff pen shell	Western Central Atlantic.	30 NG
Atrina saccata		Indo-West Pacific.
Atrina seminuda	Half-naked pen shell	Western Atlantic.	24.3 DL
Atrina serrata	Sawtooth penshell	Western Atlantic.	29.5 DL
Atrina teramachii	Teramachi's pen shell	Northwest Pacific
Atrina texta	Woven penshell	Eastern Pacific.
Atrina tuberculosa	Tuberculate pen shell	Eastern Pacific. Tropica
Atrina vexillum	Flag pen shell	Indo-Pacific	48 SHL
Atrina zelandica	Horse mussel	Southwest Pacific
Pinna atropurpurea		Northwest Pacific
Pinna attenuata		Northwest Pacific
Pinna bicolor	Bicolor pen shell	Indo-West Pacific	50 SHL
Pinna carnea	Amber penshell	Western Atlantic and West	28.8 DL
Pinna cellophana		Northwest Pacific
Pinna deltodes		Eastern Indian Ocean
Pinna deltoes		Western Central Pacific
Pinna deltoides		Eastern Indian Ocean
Pinna dolabrata		Eastern Indian Ocean
Pinna epica		Western Pacific.
Pinna exquisita		Eastern Central Pacific
Pinna incurva		Indo-Pacific.
Pinna linguafelis		Northwest Pacific
Pinna muricata	Prickly pen shell	Indo-Pacific	31 SHL
Pinna nobilis	Noble pen shell	Endemic to the Mediterran	120 SHL
Pinna pumata		Western Central Pacific
Pinna rudis	Rough pen shell	Eastern Central Atlantic	56.5 SHL
Pinna rugosa	Rugose pen shell	Eastern Pacific and North
Pinna saccata	Baggy pen shell	Indo-Pacific.
Pinna trigonium		Western Central Pacific
Pinna zebuensis		Western Central Pacific

Other identification tools in SeaLifeBase

Quick Identification

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.

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

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