750 Sotind-^^rodudion in the Lamellicom Beetles. 



PAGE 



Xyloryctes 718 



Scapanes ih. 



Stypotrupes ib. 



Cyphonistes ih. 



Megaceras 720 



Dichodontiis 718 



Coelosis ih. 



Heterogomphus .... ih. 



Podischnus ih. 



Enema 716 



Strategus ih. 



Ligyrus 720 



Phileunis 721 



Pseudosyrichthiis . . . 720 



Copris 721 



Heliocopris 722 



Synapsis 723 



PAGE 



Trox 722 



Taurocerastes 723 



Frickius ih. 



Orphnus 724 



Plybalus ih. 



Sissantobius ih. 



-iEgidium ih. 



^gidinus ih. 



Idiostoma ih. 



Ochodajus 725 



Geotrupes 727 



Bolboceras ih. 



Passalus 733 



Phoronseus ib. 



Proculejus ib. 



Proculus, etc ib. 



Chiasognathus 736 



Explanation of Plate XXXVI. 



Fig. 



1. 

 la. 



2. 



2o. 



26. 



2c. 



3. 



3a. 



'ib. 



4. 



5. 



5a. 



e. 



7. 



7a. 



8. 



9. 



9a. 



9?>. 

 10. 

 11. 



Idiostoma rnfum, Arrow, new species. 



J, ,, inner face of hind coxa. 



Ochodxus campsognathus, Arrow, new species. 



,, ,, end of abdomen, viewed dorsally. 



,, „ left stridulating appendage. 



,, „ end of right elytron, inside. 



Ochodsens macidipennis, Arrow, new species. 



,, ,, abdomen, viewed dorsally. 



,, „ left stridulating appendage. 



Ochodaeus femigineiis, Eschs., left stridulating appendage. 

 Frickius variolosios, Germain, abdomen, ventral side. 



„ „ right hind leg, inner side. 



Bolboceras rhinoceros, MacL, right hind leg, inner side. 

 Bolboceras frontale, Guer., left hind leg, inner side. 



„ ,, portion of stridulatory area. 



Bolboceras Reichei, Guer., left hind leg, inner side. 

 Bolboceras gcdlicum, Muls., right wing. 



„ „ „ „ „ spinose strip. 



„ „ end of abdomen, dorsal side. 



jEgidinm colomManum, Westw., right hind coxa, inner side. 

 Geniates catoxanthus, Eurm., left hind leg, inner side. 



December 23rd, 1904. 



