XX 



CONTENTS. 



Page 



Instances of fishes falling from 

 the clouds . . . .362 



Note on Ceylon fishes by Pro- 

 fessor Huxley . . . 364 



Comparative note by Dr. Gray, 

 Brit Mus 366 



Note on the Bora-chung . . 367 



CHAP. XI. 



MOLLUSCA, RADIATA, AND ACA- 

 LEPKLE. 



I. Conchology. — General cha- 



racter of Ceylon shells . 369 

 Confusion regarding them in 



scientific works and col- 

 lections . . . ib. 

 Ancient export of shells 



from Ceylon . . . 370 

 Special forms confined to 



particular localities . 372 

 The pearl fishery of Aripo. 373 

 Frequent suspensions of . 374 

 Experiment to create beds of 



the pearl oyster . .375 

 Process of diving for pearls 377 

 Danger from sharks . .379 

 The transparent pearl oyster 



(Placuna placenta) . 380 

 The " musical fish " at Bal- 



licaloa . . .381 



A similar phenomenon at 



other places . (note) 383 

 Faculty of uttering sounds 



in fishes . . . 384 

 Instance in the Tritonia 



arbor escens . . .385 

 Difficulty in forming a list 



of Ceylon shells . .386 

 List of Ceylon shells . 388 — 395 



II. Radiata. — Star fish . .395 



Sea slugs . . . 396 

 Parasitic worms . . ib. 

 Planaria . . . .398 

 ill. Acaleplm, abundant . . ib. 

 The Portuguese man-of-war 400 

 Red infusoria . . . ib. 

 Note on the Tritonia arbo- 

 r escens . . .401 



CHAP. XII. 



INSECTS 0 



Page 



Profusion of insects in Ceylon . 403 

 Imperfect knowledge of . . 404 



I. Coleoptera. — Beetles . . 405 



Scavenger beetles . . ib. 

 Coco-nut beetles . . 407 

 Tortoise beetles . . . 408 



II. Orthoptera. — Mantis and leaf- 



insects .... ib. 

 Stick- insects . . .410 



III. Neuroptera. — Dragon flies 411 

 Ant-lion .... ib. 

 White ants . . . ib. 



Anecdotes of their instinct 

 and ravages . .412—416 



IV. Hymenoptera. — Mason wasps 4 1 6 

 Wasps . . . .417 

 Bees . . . .418 

 Carpenter Bee . . . ib. 

 Ants . . . . 420 

 Burrowing ants . . . 424 



V. Lepidoptera. — Butterflies . ib. 



The spectre . . .426 

 Lycasnidse. . . . ib. 

 Moths . . . .427 

 Silk worms . . .428 

 Stinging caterpillars . . 429 

 Wood- carrying moths. . 430 

 Pterophorus . . 432 



VI. Homoptera . . . ib. 

 Cicada .... ib. 



VII. Hemiptera . . .433 

 Bugs .... ib. 



VIII. Aphaniptera . . . ib. 



IX. Diptera. — Mosquitoes . 434 



Mosquitoes the " plague of 



flies" . . (note) ib. 

 The coffee bug . .436—441 

 General character of Ceylon in- 

 sects 442 



List of insects in Ceylon 442 — 46 



CHAP. XIII. 



ARACHNIDS, MYRIOPODA, 

 CRUSTACEA, ETC. 



Spiders 454 



Strange nets of the wood spi- 

 ders. . . . ib. 

 The mygale .... 465 



