APHOTOFAUNA

An online educational resource dedicated to the photography of
terrestrial wildlife and their habitats, found across South-West
England and the Devon and Cornwall Peninsula by David Fenwick.

Tricladida (Order) > Continenticola (Suborder) > Geoplanoidea (Superfamily) > Geoplanidae (Family)

Terrestrial Flatworms (Native Species)

Microplaninae (Subfamily)

Microplana
Microplana scharffi (von Graff, 1896)
- A native terrestrial flatworm
Microplana terrestris (Müller, 1774)
- A native terrestrial flatworm
Microplana species (10.05.13)
- A native terrestrial flatworm

Terrestrial Flatworms (Possibly Native Species)

Rhynchodeminae (Subfamily) >
Rhynchodemini (Tribe)

Rhynchodemus
Rhynchodemus sylvaticus (Leidy, 1851)
- Snake-headed Flatworm

Terrestrial Flatworms (Non-native Species)

Rhynchodeminae (Subfamily) > Anzoplanini (Tribe)

Marionfyfea
Marionfyfea adventor
- Cambridgeshire or Many-eyed Flatworm (non-native)

Rhynchodeminae (Subfamily) >
Caenoplanini (Tribe)

Artioposthia
Artioposthia exulans Dendy, 1901
- A non-native terrestrial flatworm
(A new UK record from Newlyn, Cornwall)

Australoplana
Australoplana sanguinea (Moseley, 1877)
- Australian Flatworm

Caenoplana
Caenoplana coerulea (Moseley, 1877)
- Australian Blue Garden Flatworm

Kontikia
Kontikia andersoni Jones, 1981
- A non-native terrestrial flatworm
Kontikia ventrolineata (Dendy, 1892)
- A non-native terrestrial flatworm

Parakontikia
Parakontikia coxii (Fletcher & Hamilton, 1888)
- A non-native terrestrial flatworm

Unknown non-native species of terrestrial flatworm,
Skimmel Bridge, Penzance, Cornwall, 25.11.16.
(A new UK record from Penzance, Cornwall)

WANTED - Specimen of the New Zealand Flatworm, Arthurdendyus triangulatus, for photographic purposes.

Freshwater Flatworms (Native Species)

Tricladida (Order) > Continenticola (Suborder) > Geoplanoidea (Superfamily) > Dugesiidae (Family)

Dugesia
Dugesia polychroa - A native freshwater flatworm

Tricladida (Order) > Continenticola (Suborder) > Planarioidea (Superfamily) > Planariidae (Family)

Polycelis
Polycelis felina - A native freshwater flatworm
Polycelis tenuis - A native freshwater flatworm

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Terrestrial / Non-native species of Nemertines
or Smiling Worms (Nemertea)

Nemertea (Phylum) > Enopla (Class) > Hoplonemertea (Subclass) > Monostilifera (Order) > Eumonostilifera (Suborder) > Acteonemertidae (Family)

Argonemertes
Argonemertes dendyi (Dakin, 1915)
- A non-native terrestrial nemertine

Argonemertes sp. (c.f. Argonemertes australiensis)
- A non-native terrestrial nemertine or Smiling worm
(New UK record from Heamoor, Penzance, Newlyn.)

Argonemertes sp. (c.f. Argonemertes dendyi)
- A non-native terrestrial nemertine or Smiling worm
(New UK record from Heamoor, Cornwall.)

Argonemertes sp.
- Various undetermined terrestrial nemertines

Both Argonemertes sp. c.f. above have been sequenced at the Natural History Museum and have be found to be unique species. They are currently waiting to be described.

WANTED - Specimen of Antiponemertes pantini, a terrestrial nemertine, for photographic purposes.

All the species listed above were found within a few miles of Penzance, with many being found in the authors garden. Many could be reasonably common in this part of Cornwall.

For marine flatworms and nemertean worms visit - APHOTOMARINE

For more images of Geoplanid Flatworms and Nemertines visit Roscadghill Parc Wildlife

A big thank you to Dr. Hugh Jones, a flatworm specialist, for his help and advice on the identification of species that feature on this page.