CONTENTS. IX 
Pitge 
DIVISION III.—ARTICULATA. 
Class V.—Annelides,.474 
Order I.—Sedentariie, . .... 474 
II. —Antennatte, ..... 480 
III. —Apodes, ..... 484 
Class VI.—Crustacea,.4SG 
Order I.—Decapoda, ..... 486 
II. — Stomapoda,.405 
III. —Lasmodipoda, .... 495 
IV—Amphipoda, ..... 496 
V. —Isopoda, ..... 497 
VI. —Laphyropoda, .... 500 
VII. —Phyllopoda, .... 500 
VIII. — Xyphosura, . . . .501 
IX. — Siphonostoma, . . . . 501 
Class VII.—Arachnides,.501 
Order I. — Pulmonarice, .... 502 
II. — Tracheariae,.507 
Class VIII—Myriapoda,.509 
Order I. — Chilognatha, . . . . .510 
II.— Chilopoda,.511 
Class IX.—Insects,.512 
Order I.—Thysanoura, ..... 513 
II. — Parasita,.514 
III. — Syphonaptera, .... 515 
IV. —Coleoptera, . . . . 516 
V. —Orthoptera, ..... 528 
VI. —Hemiptera, .... 532 
VII. —Neuroptera, .... 536 
VIII. —Hymenoptera, . . . 538 
IX. —Lepidoptera,. 541 
X. — Strepsiptera, .... 543 
