Cell types | Body localities | Projections in CNS | Specific characters ciliary length/width | Possible homologies |
---|---|---|---|---|
Sensilla type | branchial crown | anterior VNC | chemical sensory cells | penetrative sensory cells |
 | whole bodies | VNC, each segment | chemical sensory cells 1-12/0.3μm |  |
Line type | dorsal prostomium | anterior VNC | forming lines on the dorsal head 4-13/0.2μm | neck ciliary bands? |
Tuft type | whole prostomium | brain, MB | round and short cilia 1-3/0.2μm | penetrative sensory cells |
Bud type | ventral area of notopods | VNC | roughly lined with pods 1-21/0.1-0.2μm(sharp) | olfactory organ-like |
Patch type | lateral branch and whole bodies | - | typical motor cilia 1-12/0.2μm | motor ciliary cells |
Ventral patch type | ventral abdomen | - | ventrally localized 1-11/0.2μm | sensory receptor cells? |
lateral organs |