On new Species of Coleoptera from Rodriguez. 105 



EXPLANATION OF PLATE IV. 



Fig. 1. Aviculopecten suhconoideus, R. Eth., jun., left valve, natural size. 

 Fig. 2. The same, right valve, natural size. Both dravs^ings are taken 



from a series of specimens from Ivnockhill Quarry, Strathkinuess, 



Fife. 

 Fig. 3. Echnondia unioniformis, Phillips, left valve, natural size. Encri- 



nite-bed, St. Andrews, Fife. 

 Fig. 4. Leda Traquuirii, R. Eth., jim., left valve, natural size. Knockhill 



Quarr}^ 

 Fig. 5. Leptodomus fragilis, IVPCoy, left valve, natural size. 

 Fig. 6. The same, var. ?, left valve, natural size. Calderwood Cement- 

 stone, East Kilbride. 

 Fig. 7. The same ; portion of the surface-ornamentation, magnified tvpo 



and a half times. 

 Fig. 8. Jf!/fl^ma? f/V(/ort«/js, R. Eth., jun., right valve, natural size. Lovper 



Carboniferous, Cocksbm-npath, I3erwickshire. 

 Fig. 9. Leptodomus? clavatus, R. Eth., jun., left valve, natural size. 



Knockhil] Quarry. 

 Fig. 10. The same, left valve, natural size. Shale with marine fossils, 



Lower Carboniferous, Water of Leith, Woodhall. 

 Fig. 11. Nucida Youngi, R. Eth., jun., left valve, natural size. Orchard 



Quarry, near Glasgow, Upper Carboniferous Limestone group. 

 Fig. 12. The same, enlarged. 

 Fig. 13. The same ; view of the hinge-line, umbones, &c. 



XI. — Neiv Species of Coleoptera from the Island of Rodri- 

 guez^ collected hy the Naturalists accompanying the Transit- 

 of-Venus Expedition. By Chas. O. Waterhouse, Senior 

 Assistant, Zoological Department, British Museum. 



Among the Coleoptera forming part of the collections made 

 in the island of Kodriguez by the naturalists accompanying 

 the Transit-of- Venus Expeditions, and transferred by the 

 Royal Society to the British Museum, the following, after 

 a careful examination, have proved to be undescribed. A 

 fuller account of all the species obtained in the island is 

 reserved for future publication. 



List of new species. 



Chlseuius olivaceus. Endocoxelus (g. n.) variegatus. 



Rantus socialis. ^schyntelus (g. n.) ater. 



Dineutes picipes. Murmidius segregatus. 



Aleochara parvula. • Lsemophloeus palpalis. 



Homalota destituta. Beroaus mixtus. 



Lithocharis occulta. Rhyssemus tarsalis. 



Microporum (g. u.) nitens. Lachnosterna gradaria. 



Probsenus (g. n.) longicoruis. Rodriguezi. 



Epuraea ophthalmica. Oryctes minor. 



Ascomma (g. n.) horrida. Malthacodes (g.n.) pictus. 



