206 MADEIRAN COLEOPTERA. 
578. Omalium granulatum. 
Omalium granulatum, Woll., Ins. Mad. 613 (1854). 
Inhabits Madeira proper, occurring in the sylvan districts of 
intermediate elevations. Rare. 
(Subfam. 8. PROTEINIDES.) 
Genus 235. MEGARTHRUS. 
(Kirby) Steph., 27. Brit. Ent. v. 830 (1882). 
579. Megarthrus longicornis. 
Megarthrus longicornis, Woll., Ins. Mad. 615. tab. xiii. f. 9 (1854). 
Inhabits Madeira proper, occurring in similar spots as the last 
species. Very rare. 
Genus 236. METOPSIA, 
Wollaston, Ins. Mad. 616. tab. xiii. f. 7 (1854). 
580. Metopsia ampliata. 
Metopsia ampliata, Woll., Ins. Mad. 616. tab. xiii. f. 7 (1854). 
Inhabits Madeira proper ; occurring, beneath stones and logs of 
wood, throughout the sylvan regions of intermediate and lofty alti- 
tudes, 
