- 1) Sea-pier ( Arenicola piscatorum ) .— 2) Parchmental Bristleworm ( Chaetopterus pergamentaceus ).
- Balanoglossus clavigerus . (Young specimen, greatly enlarged)
- Bridgeworms - a) Bonellia viridis. B) Phascolosoma vulgare. C) Priapulus caudatus
- Common Earthworm
- Elegant Flower Polyp ( Floscularia ornata ), at 200-fold enlargement.
- Four-horned turtle bearer
- Spiny Hermione ( Hermione hystrix )