Phylum:? Subgroup: ?
• Radial symmetry
- Bilateral symmetry
- Radial adults, bilateral larvac
• Backbone in most members
31
• Sessile in the adult stage
• Osculum present
• Incompleted tract, at least in many it not all
Stinging tentacles
Everts stomach outside of body
Segmented body plan
. Can survive extremely harsh conditions
• Soft bodied and often with a shell or shells
• Many Jointed legs > 10 pairs)
• Mantle present
Tough cuticle and cylindrical in cross section
- Minutes
31 mm)
Segmented exoskeleton, often rigid
Muscular foot present
. Fitoe toodet
• With many small porcs
• Choanocytos present
• Jointed appendages present
: Slendet, oblems orcent
Nerve net present
• Mouth develops after an develops
Thin bodies, dorsoventrally attened
Many with protoconda
Calcium carbonato slot shells in most
Parapodia presente in most
8 dori she/osted Usly present
1 soal shellin most
- 2 otaralheldet odor
Ottich slow moving
• Otto With the entiseplant Hirudin
. Grounded in mosters
4 Shade outer cover in order to RION
• Redus present in many
• Chelicere present
Venomous in many
Nastol
. pse of ante most
E IO w otot
• water and that it
. Nous std PONP Stage Protecca
- Ние раtiеtе три дни след на
own cd trogh end
Anterior do Wolvo
Iva Roger
Image credit: 0.A Amin,
A. Heckmann, N. V. Ha CC BY-SA 4.0
50
I