XVlll 
CONTENTS. 
Riiynci^ 
Page 
General Subject . 495 
llemiptera — He- 
teroptera .... 497 
Pachycoridae . .‘ . 498 
Odontoscelidae . . 498 
Cydnidse 498 
Pentatomidae . . . 499 
Mictidae 499 
Alydidae ..... 499 
Goreidae 499 
Berytidae .... 499 
rA. By E. C. Rye, P.Z.I 
Page 
Pyrrhocoridae . . 499 
Lygaeidae ..... 499 
Anthocoridae . . . 501 
Oapsidae 501 
Tingididae .... 506 
Aradidae 506 
Reduviidae .*. . . 507 
Saldidae 507 
Hydrometridae . . 507 
Pelogonidae .... 507 
Notonectidae . . . 508 
M.E.S. 
Page 
Oorixidas 608 
Hemiptera — Ho- 
moptera .... 508 
Cicadidae 509 
Cercopidae .... 509 
Membracidse . . . 509 
lassidae 509 
Fulgoridae .... 510 
Psyllidas ..... 511 
Apbididae 511 
Coccidae 516 
VERMES. By C. F. Lutken, Ph.D., F.R.D.A., &c. 
Rotatoria . . . . . 519 
Chaetopoda .... 521 
Discophora .... 527 
Turbellaria .... 528 
Trematoda . . . ; 535 
Cestoida 536 
Nematoda .... 538 
Acanthocephala . 540 
Gephyrea 541 
ECHINODERMATA. By 0. F. Lutken, Ph.D., F.R.D.A., &c. 
General Subject . 545 
Holotliuriidae . . . 546 
Echinidae 547 
Asteridae 550 
Ophiuridae .... 553 
Crinoidae 554 
Fossils 555 
CCELENTERATA. By 0. F. Lutken, Ph.D., F.R.D.A., &c. 
Anthozoa 656 | Fossil Corals . . . 558 | Hydrozoa 659 
PROTOZOA. By C. F. Lutken, Ph.D., F.R.D.A., &c. 
Spongozoa .... 563 Fossil Rhizopoda. 578 Generalities, Phi- 
Infusoria ..... 570 Gregarinidae ... 579 logenesis, &c. . 581 
Rhizopoda ..... 573 
Index to Genera and Subgenera described as new, &c 583 
