Rhestr pysgod, molysgiaid, cramenogion ayyb.

Pysgod a molysgiaid, cramenogion ayyb. yn nhrefn yr wyddor.

Pysgod

Brithyll, -iaid (Trout)
Brithyll y môr (Sea trout: Salmo trutta trutta)
Cegddu (European hake: Merluccius merluccius)
Celog (Pollock: Pollachius virens)
Ci pigog (Spiny Dogfish: Squalus acanthias)
Corbennog (European sprat: Sprattus sprattus)
Draenogyn neu draenogiad (Perch: Perca)
Draenog y môr, draenogiaid y môr (Bass: Dicentrarchus labrax)
Eog, -iaid (Salmon: Salmonidae)
Gwangen (Twaite shad: Alosa fallax)
Gwyniad (Coregonus lavaretus)	
Gwyniad Môr (Whiting/Wittling: Merlangius merlangus)
Gypi (Guppy: Poecilia reticulata)
Hadog (Haddock: Melanogrammus aeglefinus)	
Herlyn (Allis shad: Alosa alosa)
Heulgi (Basking shark: Cetorhinus maximus)
Honos (Ling: Molva molva)
Iâr fôr (Lumpsucker: Cyclopterus lumpus)
Lamprai, lampreiod (Lamprey)
Lleden
Lleden fair (Common megrim: Lepidorhombus whiffiagonis)
Lleden fwd (Flounder: Platichthys flesus neu Platichthys stellatus)
Lleden goch (Plaice: Pleuronectes platessa)
Lleden lefn (Sole: Solea vulgaris)
Lleden y laid (Dab: Limanda limanda)
Llysywen (Eel: Anguilliformes, Anguilla anguilla)
Macrell (Mackerel: Scomber)
Marchfacrell (Mackerel: Trachurus)
Mingryniad (Mullet: Muglidae)
Mingryniad coch (Goatfish: Mullidae)
Morgath (Common skate: Raja batis)		
Morgi, morgwn (Shark)
Morlas (Pollack: Pollachius pollachius)
Mornodwydd (Needlefish: Belonidae)
Penfras (Cod: Gadus morhua)
Penhwyad (pike: Esox lucius)
Pennog, penwaig (Herring: Clupea harengus)
Safngrwn (Hagfish: Myxine glutinosa)
Sardîn (Sardine: Sardina pilchardus)

Molysgiaid, cramenogion ayyb.

Cimwch, cimychiaid (Lobster: Nephropidae)
Cimwch crafangau gwyn dŵr croyw (White-clawed crayfish: Austropotamobius pallipes)
Cocysen, cocos (Cockle: Cardiidae)
Corgimwch, (Prawns: Suborder:	Dendrobranchiata")
Cragen, cregyn (Shell)
Cragen adain (Fan mussel: Atrina fragilis)		
Cragen crib (Topshell: Gibbula)
Cragen glas (Mussle)
Cragen llong (Barnacle: Cirripedia)
Cragen moch (Common Whelk: Buccinum undatum)
Cranc, -od (Crab)
Cwrel (Solitary coral: Caryophyllia inornata)	
Cyllell y môr, cyllyll y môr (Razorshell: Ensis Arcuatus)
Deudroediad -iaid (Amphipod: Amphipoda)
Gele feddyginiathol (Medicinal leech: Hirudo medicinalis)	
Gwichiad, -iaid (Periwinkle)
Gwichiad moch (Whelk)
Llygad meheryn, llygaid meheryn (Limpet)
Llymarchen wystrysen (Oyster: Ostrea edulis)
Malwen (Snail)
Malwen droellog (Narrow-mouth whorl snail: Vertigo angustior neu Geyeri's whorl snail: Vertigo geyeri)
Malwen droellog Desmoulin (Desmoulin's whorl snail: Vertigo moulinsiana)
malwen lysnafeddog (Glutinous snail: Myxas glutinosa)
Misglen (Freshwater pea mussel: Pisidium tenuilineatum) 	
Misglen berlog yr afon (Freshwater pearl mussel: Margaritifera margaritifera)
Misglen yr afon (Depressed river mussel: Pseudanodonta complanata)
Môr-wyntyll pinc (Pink sea fan: Eunicella verrucosa)	
Perdysen (Shrimp: Infraorder:	Caridea)
Seren môr, sêr môr (Starfish: Asteroidea)
Seren môr clustog (Cushioned starfish: Asterina phylactica)
Sgalop (Scallop: teulu; Pectinidae)
Wystrysen (Oyster: Ostrea edulis)

Categori:Pysgod
Pysgod, molysgiaid