xviii 
CONTENTS. 
Page 
General Subject . 466 
Hemiptera — He- 
teroptera .... 467 
Scutata 469 
Supericornia ... 470 
Berytidae .... 471 
Pyrrhocoridas . . 471 
Lygeeidae 471 
Anthocoridae ... 475 
Capsidae 476 
Tingidae ..... 477 
.. By E. 0. Rye, F.Z.! 
Page 
Aradidae 478 
Reduviidae .... 478 
Saldidae ...... 482 
Hydrometridaa . . 482 
Pelogonidae .... 482 
Naucoridae .... 482 
Nepidae 482 
Corixidae 483 
Hemiptera — Ho- 
moptera .... 483 
Cicadidae 483 
i., M.E.S. 
Page 
Cercopidae . . . 
. 483 
Membracidae . . 
. 484 
lassidae 
. 484 
Fulgoridae . . . 
. 485 
Psyllidae .... 
. 485 
Aphididaa .... 
. 486 
Goccidae 
. 488 
(Anoplura) 
Pediculidas . . . , 
. 488 
Polyctenidae . . 
. 489 
By 0. F. Lutken, Ph.D., F.R.D.A., &c. 
VERMES. 
Rotatoria 491 
Chaetopoda .... 491 
Discophora .... 500 
Turbellaria .... 500 
Trematoda .... 502 
Cestoida 502 
Nematoda ... . 503 
Acanthocephala . 509 
Gephyrea 509 
EOHINQDERMATA. By 0. F. Lutken, Ph.D., F.R.D.A., &c. 
General Subject . 510 1 Echinidae 513 I Ophiuridae .... 515 
Holothuriidae . . . 613 | Asteridae 615 | Orinoidae 616 
CCELENTERATA. By 0. F. Lutken, Ph.D., F.R.D.A., &c. 
Anthozoa 518 I Fossil Corals . . . 621 I Hydrozoa 524 
Polyactinia .... 520 | Octactinia .... 522 | Otenophora .... 529 
PROTOZOA. By 0. F. Lutken, Ph.D., F.R.D.A., &c. 
Spongozoa .... 631 I Rhizopoda .... 636 I Gregarinidae . . . 545 
Infusoria 536 | Fossil Rhizopoda. 644 | 
Index to Genera and Subgenera described as new, &o. 
647 
