XVIII LIST Oi^ ILLUSTRATIONS. 



Page. 



Sea-horse {Ilijiiiurdiiiimx Iiudmiiiiis). Very young with yelk-sac 810 



Sea-honse {Ilijrjxica-iiijni^ hudsonius). j\lale discharging young; from pouch 810 



Sea-horse ( Hippocainpus liudmnmx). Young, viewed from side as a transi)arent 



object 811 



Sea-horse ( nijipoannpiis Inidsoniiix). Female 813 



Sea-horse ( Hippocampus zoster^'). Female 813 



Sea-horse ( Hippocamptix cdcrrimus). Male , 814 



Sea-horse ( Hippocampus slndouis) . Male 814 



Goblin shark, MUsvkur'ina oirstovi 816 



Mitsukiiriiia utrxluui Jordan, young male 817 



Papilio sarpexhin , larva 937 



Pajyilio alcinoiis, larva 938 



PapUio demetrius, larva 938 



PapUlo xntliUH, larva 939 



Camptoloma Intn-inrala, larva 943 



Diarrisia ImptirUh^ larva 944 



Plusia chnjsU'DKi, larva 946 



Earlas chnnnalariu, larva 947 



Phalerafdrescf'Hs, larva 947 



Euproctis conspersa, lar\-a 948 



PorUiesia xanUtocanipa, larva 948 



Mulacosoma fJiestacea, larva 949 



Cislidia conaggaria, larva 950 



I'hlliunundrla. artrilinecda, larva 950 



PIdhonoseiiia (endinosari((, larva 951 



PldJioDosniia loidiiiosaria, adult 951 



A(xnd]uM'(tiiipa c.ccarala, larva 951 



Acaidliorainpa e.rrar<da, adult 951 



Cividoca)iij>nfavescenf>, larva . . . T 953 



Cnidocampa flavescens, cocoons 953 



Illiberis primi, larva 954 



B'mtha cli inensis, larva 955 



Pyraastd jioh/goni, adult 956 



Stelgidonotus lalifrons 978 



MalucocoUiis ]cinca:idi 979 



Plectohranchus evides 985 



PL.ATES. 



Facing page. 



1 . PolisteUa ■manilleitsis Saussure 158 



Stardonia Jiara, new species 158 



2. Taftia prodenin' Ashmead 158 



3. The Mount Vernon Pallasite 21S 



4. The Mount Vernon Pallasite. Cross section, showing structure 21 s 



5. The male and female of (Migus rvfimoculalus 672 



6. The male and female of Caligus scJilstonyx 672 



7. The male and female of Caligus rapar 672 



8. The male and female of Caligus unttabilis 672 



9. The female of Caligus aUuncus 672 



10. The male, female, and chalimus of Caligus curlus 672 



1 1 . The female of Caligus cltelifer 672 



12. The females of Caligus heloncs and Caligus hdifrons 672 



13. Caligjis bonito and Caligus pelamgdis 672 



14. Caligus produclus and Cabgus isoiiy.r 672 



