CONTENTS. 
Xli 
Page 
The General Sub- 
ject ....... 272 
Cecidomyiidae . . 272 
Mycetophilidee . . 274 
Simuliidae 274 
Bibionidae 275 
Blepharoceridae . 275 
Culicidac .... * 275 
Chironomidae . * . 275 
Tipulidce . . . * . 275 
Leptidae < 278 
The General Sub- 
ject 291 
Hemiptera — He- 
teroptera . . . 
291 
Pentatomidae t . 
291 
Coreidac' 
295 
Lygaeidae and 
Pyrrhocoridae 295 
Tingitidae and 
Aradidae < . i 29G 
The General Sub- 
ject . ... i . . 307 
Trichoptera . . . 307 
Neuroptera-Plani- 
pennia . . . . . 307 
The General Sub- 
ject 313 
Forficulidae . i . . 313 
(d.) Dipteha. 
Page 
Asilidae 278 
Bombyliidae. . . . 278 
Cyrtidae 278 
Empidae 278 
Dolichopodidae . . 278 
Lonchopteridae . . 280 
Syrphidae 280 
(Estridae 280 
Tachinidae, Musc- 
idac, Sarcophag- 
idao .»;.... 280 
(e.) RhynChotA. 
(Hemiptera — He- 
teroptera) 
Gapsidae 296 
Anthocoridm and 
Saldldae ... 298 
Reduviidae, Na- 
bidae ..... 298 
Hydrometridae ; 299 
Hydrocorisae . . 299 
(Hemiptera-— Ho- 
moptera) . . . 300 
(f.) NEuroptera. 
Pseudo*Neuroptera307 
THysanura and 
Collembola . 307 
Mallophaga . . ; . 309 
(g.) Orthoptera. 
Blattidae 313 
Mantidae 314 
Phasmatidae . . . 314 
Page 
Anthomyiidae. . . 
289 
Ortalidae 
289 
Trypetidae 
290 
Epbydridae . . . . 
290 
Oscinidae 
290 
AgromyzidaB,Phy- 
tomyzidao,Phor- 
idae ....... 290 
Pupipara 290 
(Aphaniptera) . . 290 
(Hemiptera — Ho- 
moptera) 
Cicadidae .... 300 
Fulgoridae ... 301 
Cercopidae . . . 302 
Membracidae. . 302 
Jassidae 303 
Psyllidae .... 304 
Aphididae . . . 304 
Aleurodidae, 
Goccidae . . . 305 
Termitidao, Embi 
idae* Thysano 
ptera 310 
Psocidae ..... 310 
Ephemeridae . . . 310 
Odonata ..... 310 
Gryllidae , .... 314 
Locustidae .... 315 
Acridiidae .... 317 
ECHINODERMATA. By E; A. Minchin. 
Inttfoduetiou 1 
List of Publications 2 
Anatomy* Histology, &c. ... 11 
Embryology . ; 17 
Physiology. i 17 
Biology. 18 
Distribution 20 
1890. [VOL. xxvtr.] 
Systematic . „ . . 20 
Holethurioidea . . * 20 
Echinoidea 21 
Asteroidea. 22 
Ophiuroidea; . ; . . 23 
Crinoidea 24 
B 4 
