INDEX. 



Agromyzidae 751 ' 

 Agrotis 719 1 . 

 Alaptus 759. 

 Alary muscles 620. 

 Albia 850 2 . 



Albunea 542-. respira- 

 tion of 520. 

 Alcimochthr- 824-. 

 Alcinors 784. 

 Alcij)pe 428'. excretory 

 organs 421. sut of 

 426 2 , habits of 422. 

 male and female of 

 427. 



Alder- flies 701 2 . 

 Alebion 408'. 

 Alepas 423' 2 , caudal fork 

 of 420. parasite of 428. 

 Aletia 719 l . 

 Aleurobius 854 2 . 

 Aleurodes 700. 

 Aleurodiscus 700. 

 Aleuronia 705. 

 Aleuroptervx 705. 

 Alima 508 2 . 



Alimentary canal. 



Asteroids 176. Bala- 

 noglossida 74, Crin- 

 oids 285, Echinoids 

 230. Holothurians 

 256, Ophiurids 199. 

 Alipes 602 -. 

 Alitropus 489 2 . 

 Allagecrinus 293'. 

 Allanalges 852-. 

 Alloptes 852 2 . 

 Alona 381 2 . 

 Alonopsis 381 -. 

 Alope532 s . 

 Alpheus 532-. 

 Alternate brachials 278 

 Alteuthu 406 1 . 

 Althoffia 65. 

 Alucita 720 1 . 

 Alula 740. 

 Amaroecium 34 2 . 

 Amaroucium 34-. 

 Amaryllis 501 '. 

 Amathia 501 2 . 

 Amathillopsis 501' 2 . 

 Amaiirobius 813. 814. 



820 2 . 



Ambital skeleton. As- 

 teroids 171, Ophiu- 

 rids 195, Echinoids 

 209. 



Amblyomma 850 1 . 

 Amblyopone 773. 

 Amblyops 471 -. 



Amblypneustes 242'. 

 Amblyptilia 720 1 . 



Amblypygi 810 -. 



Amblypygus 245 1 . 



Ambulacral 117, ossicles 

 169, plates and pores, 

 Echinoids 211. 



Ameira 405-. 



Amenophia 405 2 . 



Amerus 848 '. 



Ammonia 851 '-. 



Ammophila 768. 



Ammothea 784. 



Ammotrecha 833. 



Ammoxenus 822 -. 



Amnion of Echinoids 

 150. 



Amoebocytes Echino- 

 derms 127. 



Amorphopus 547 -. 



Amorphoscelis 668 -. 



Ampelisca 501 -. 



Amphaskandria 404. 



Amphiaster 190-- 



Amphilepis 206'. 



Amphilochus 501 '. 



Am phi on 530. 



Amphipneustie 741. 



Amphipoda 492, para- 

 site of 410'-, parasites 

 on 490 -. terrestrial 

 502 l . 



Amphisa 720 '-. 



Amphithoe 500 2 . 



Amphithoides 500 2 . 



Amphithyrus 502 2 . 



Amphiura 206 1 . 



Amphizoa 726 2 . 



Amphorida 309. 



Amphoroidea 489 l . 



Ampulex 768. 



Ampulla, Asteroids 184, 

 Crinoids 271, Holo- 

 thurians 254, of tube- 

 feet 129. 



Amyciaea 824 -. 



Amymone 405 2 . 



Anagraphis 822 1 . 



Anal interradial Cri- 

 noids 276. 



Analges 852-. 



Anal-piece 617. 



Anamorphosis 601. 



Ananteris 806-. 



Anapagurus 540 1 . 



Anape 71 4 3 . 



Ana pis 824 1 . 



Anaplecta 607 >. 667 2 . 



Anapta 269 2 . 



Anapterygota 654. 660. 

 Anaptycta QQ7-. 

 Anarthrura 479. 

 Anasa 692 -. 

 Anasicydium 852-. 

 Anaspides 358 '-. 462, 

 appendages 439, ce- 

 phalic groove 436, 

 epipodites 346, leg 

 344. 



Anaspis 734 1 . 



Anasterias 192 2 . larva 

 141. 



Anax 6S7. 688. 



Anceus 492 l . 



Anchialis 471 -. man- 

 dibles 438. 



Anchistia 533 2 . 



Anchistrocheles 391. 



Anchorella 409 -. 



Anchylomera 503 l . 



Anchylosis 283. 



Ancinus 489'. 



Andrena 763. 764. 



Andromma 822 '. 



Anechura 666 -. 



Anelasma 423 2 . habit 

 of 419. 



Anelasmocephalus 842 2 . 



Anepsia 824 1 . 



Anilocra 489 2 . herma- 

 phroclitism, 484. 



Anisaedus 822 l . 



Anisaspis 819. 



Anisolabis 666. 



Anisomorpha 670 -. 



Anisopteridae 688 2 . 



Ankyroderma 268 2 . 

 stone canal 2.~>4. 



Ann Sci. Nat. =Annales 

 des Sciences natur- 

 elles. 



Annulosa 314. 



Anobium 678 1 . 723.731 -. 



Anochanus 245-'. 



Anomalanthus 244 1 . 



Anomalocera 405 '-. 



Anomalocrinidae 294 2 . 



Anomura 536. jiarasites 

 of 491 \ 49 1-, ptery- 

 gostomial region of 

 514, 515. 



Anonyx 501 l . 



Anopheles 738. 740. 743, 

 744. 745' 2 . general 

 view of 612. gut 624, 

 stridulating organ 

 616, thorax and wing 

 615, wing 613. 



