Fish Identification

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Non-fish Identification: Find Species

Family: Thyasiridae (See list of species below)

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

No picture found Adontorhina cyclia [Circle axinopsid]	No picture found Adontorhina pisum []	No picture found Adontorhina sphaericosa [Inflated axinopsid]
No picture found Axinopsida cordata [Heart axinopsid]	No picture found Axinopsida orbiculata [Orbicular axinopsid]	No picture found Axinopsida serricata [Lenticular axinopsid]
No picture found Axinulus careyi []	No picture found Axinulus croulinensis []	No picture found Axinulus cycladius []
No picture found Axinulus eumyarius [Mya cleftclam]	No picture found Axinulus redondoensis []	No picture found Axinus grandis []
No picture found Conchocele bisecta [Giant cleftclam]	No picture found Genaxinus bongraini []	No picture found Genaxinus cookianus []
No picture found Genaxinus otagoensis []	No picture found Leptaxinus ferruginosus []	No picture found Leptaxinus incrassatus []
No picture found Leptaxinus minutus [Minute axinopsid]	No picture found Leptaxinus subovatus []	No picture found Maorithyas flemingi []
No picture found Maorithyas marama []	No picture found Mendicula ferruginosa [Rusty axinopsid]	No picture found Mendicula ovata []
No picture found Parathyasira bamberi []	No picture found Parathyasira dearborni []	No picture found Parathyasira dunbari []
No picture found Parathyasira equalis [Equal cleftclam]	No picture found Parathyasira neozelanica []	No picture found Parathyasira resupina []
No picture found Spinaxinus caldarium []	No picture found Thyasira alleni []	No picture found Thyasira anassa []
No picture found Thyasira barbarensis []	No picture found Thyasira biplicata []	No picture found Thyasira brevis []
No picture found Thyasira conia []	No picture found Thyasira cumingii []	Thyasira debilis []
Thyasira falklandica []	No picture found Thyasira flexuosa [Flexuose cleftclam]	No picture found Thyasira gouldii []
No picture found Thyasira grandis []	No picture found Thyasira granulosa [Granulose cleftclam]	No picture found Thyasira miyadii []
No picture found Thyasira oblonga []	No picture found Thyasira obsoleta []	No picture found Thyasira ovoidea []
No picture found Thyasira peregrina []	No picture found Thyasira perplicata []	No picture found Thyasira planata []
No picture found Thyasira pygmaea []	No picture found Thyasira sarsii []	No picture found Thyasira striata []
No picture found Thyasira subovata []	No picture found Thyasira succisa [Cut-off cleftclam]	No picture found Thyasira tokunagai []
No picture found Thyasira trisinuata [Atlantic cleftclam]	No picture found Thyasira waikanae []

59 Species of Family Thyasiridae
()

Sort by: Species Length

Scientific Name	English Name	Distribution	Max. Length (cm)
Adontorhina cyclia	Circle axinopsid	East Pacific.
Adontorhina pisum		Southeast Pacific
Adontorhina sphaericosa	Inflated axinopsid	East Pacific.
Axinopsida cordata	Heart axinopsid	Western Atlantic
Axinopsida orbiculata	Orbicular axinopsid	Arctic and Northern Atlan
Axinopsida serricata	Lenticular axinopsid	Northeast Pacific, Panarc	0.8 SHL
Axinulus careyi		Arctic and Northeast Atla
Axinulus croulinensis		Mediterranean Sea
Axinulus cycladius		Northern Atlantic and the
Axinulus eumyarius	Mya cleftclam	Northeast Atlantic and th
Axinulus redondoensis		Northeast Atlantic
Axinus grandis		Atlantic Ocean.	2.1 DL
Conchocele bisecta	Giant cleftclam	Pacific Ocean and Western	11 SHL
Genaxinus bongraini		Antarctic Atlantic
Genaxinus cookianus		Southwest Pacific
Genaxinus otagoensis		Southwest Pacific
Leptaxinus ferruginosus		Mediterranean Sea
Leptaxinus incrassatus		Mediterranean Sea
Leptaxinus minutus	Minute axinopsid	Western Atlantic
Leptaxinus subovatus		Mediterranean Sea
Maorithyas flemingi		Southwest Pacific
Maorithyas marama		Southwest Pacific
Mendicula ferruginosa	Rusty axinopsid	Northeast Atlantic, Medit	0.2 DL
Mendicula ovata		Western Atlantic.
Parathyasira bamberi		Western Indian Ocean	1.87 SHL
Parathyasira dearborni		Antarctic Atlantic and An	0.5 SHL
Parathyasira dunbari		Arctic and Northeast Atla	0.8 DL
Parathyasira equalis	Equal cleftclam	Arctic and Atlantic Ocean	0.6 DL
Parathyasira neozelanica		Southwest Pacific
Parathyasira resupina		Western Pacific
Spinaxinus caldarium		Antarctic Atlantic
Thyasira alleni		Northeast Atlantic and th
Thyasira anassa		Western Indian Ocean	2.17 SHL
Thyasira barbarensis		Northeast Atlantic
Thyasira biplicata		Mediterranean Sea.
Thyasira brevis		Northeast Atlantic	0.65 DL
Thyasira conia		Western Atlantic.	0.55 DL
Thyasira cumingii		Western Pacific.
Thyasira debilis		Southeast Pacific, Southw	0.3 SHL
Thyasira falklandica		Southeast Pacific, Southw
Thyasira flexuosa	Flexuose cleftclam	Arctic, Pacific Ocean, At	1.2 SHL
Thyasira gouldii		Pacific Ocean, Atlantic O	0.58 DL
Thyasira grandis		Mediterranean Sea
Thyasira granulosa	Granulose cleftclam	North America and Mediter
Thyasira miyadii		Northwest Pacific
Thyasira oblonga		Mediterranean Sea.
Thyasira obsoleta		Mediterranean Sea.
Thyasira ovoidea		Western Atlantic
Thyasira peregrina		Southwest Pacific
Thyasira perplicata		Mediterranean Sea.
Thyasira planata		Mediterranean Sea.
Thyasira pygmaea		Western Atlantic	0.2 DL
Thyasira sarsii		Northern Atlantic and the	2.35 DL
Thyasira striata		Mediterranean Sea.
Thyasira subovata		Mediterranean Sea.
Thyasira succisa	Cut-off cleftclam	North America and the Med
Thyasira tokunagai		Northwest Pacific
Thyasira trisinuata	Atlantic cleftclam	Eastern Pacific and Weste
Thyasira waikanae		Southwest Pacific

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.

          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.