Horseshoe worm
Phoronis muelleri
- actinotrocha larva 2
Horseshoe worm
Phoronis muelleri
- actinotrocha larva 3
Horseshoe worm
Phoronis muelleri
- actinotrocha larva 4
Horseshoe worm
Phoronis muelleri
- actinotrocha larva 5
Horseshoe worm
Phoronis muelleri
- actinotrocha larva 6
Horseshoe worm
Phoronis muelleri
- actinotrocha telotroch 1
Horseshoe worm
Phoronis muelleri
- actinotrocha telotroch 2
Horseshoe worm
Phoronis muelleri
- actinotrocha tentacles 1
Horseshoe worm
Phoronis muelleri
- preoral lobe 1
Horseshoe worm
Phoronis muelleri
- actinotrocha anatomy 1
Two specimen were found in a sample of plankton taken from Newlyn Harbour, Newlyn, Cornwall. 10.05.18.
The first four images were taken with a camera and macro lens on a black background, the last five images were taken of a specimen placed under a microscope.
The larval stage is also known as Actinotrocha branchiata Müller, 1846.