XVI 
CONTENTS. 
VERMES. By C. F. Lutken, Ph.D., F.R.Dan.Ac. 
Page 
Turbellaria 427 
Trematoda 428 
Cestoida \ 431 
Page 
Rotatoria 419 
Ch£etopoda 420 
Discophora .... 426 
Page 
432 
Nematoda . 
Acanthocephala . 435 
Gephyrea 435 
ECHINODERMATA 
Publications 
Anatomy &c, 
Holotliuriidae 
436 
438 
440 
By C. F. LiiTKEN, Ph.D., F.R.Dan.Ac. 
Echinidae 441 
Asteriidse .... 447 
Ophiuridae .... 447 
Crinoidae 450 
CCELENTERATA. By C. F. LVjtken, Ph.D., F.R.Dan.Ac. 
Page I Page 
Anthozoa 451 | Hydrozoa 460 
PROTOZOA. 
Spongozoa 
Rhizopoda 
471 
482 
By C. F. Lutken, Ph.D., F.R.Dan.Ac. 
Gregarinae .... 484 I Infusoria 485 
Index to Genera and Subgeneea described as new 
489 
