Species (29)
- Trochoidea terrestris Pennant ssp. terrestris
- Hydrobia ulvae Pennant 1777
- Trichia striolata Pennant ssp. rufescens
- Solen marginatus Pennant
- Phaxas pellucidus Pennant 1777
- Venerupis rhomboides Pennant
- Timoclea ovata Pennant 1777
- Barnea parva Pennant 1777
- Hydrobia ulvae Pennant ssp. ulvae
- Hydrobia ulvae Pennant 1777
- Tellina crassa Pennant 1777
- Venus ovata Pennant
- Mysia undata Pennant 1777
- Peringia ulvae Pennant 1777
- Hydrobia ulvae Pennant 1777
- Fruticicola rufescens Pennant
- Platycercus elegans (Gmelin, 1788)
- Neomys fodiens (Pennant, 1771)
- Amaurornis phoenicurus (Pennant, 1769)
- Ratufa macroura (Pennant, 1769)
- Circus melanoleucos (Pennant, 1769)
- Austroblechnum penna-marina (Poir.) Gasper & V.A.O.Dittrich
- Penna canalicula
- Austroblechnum penna-marina (Poir.) Gasper & V.A.O.Dittrich ssp. alpina (R.Br.) S.Jess. & L.Lehm.
- Blechnum penna-marina (Poir.) Kuhn
- Blechnum penna-marina (Poir.) Kuhn ssp. alpina (R.Br.) T.C.Chambers & P.A.Farrant
- Isognomon penna
- Sadleriana fluminensis Sadler & Lang ssp. fluminensis
- Lomaria alpina (R.Br.) Spreng.