12 E MADEIRAN COLEOPTERA. 
modifications, according to the altitude and spot at which it is found. 
It ranges from the sea-shore to the summits of the peaks, but attains 
its maximum in the intermediate districts. 
25. Calathus fuscus. 
Carabus fuscus, Fab., Syst. Ent. i. 158 (1792). 
ambiguus, Payk., Fna Suec. i. 165 (1798). 
Harpalus fuscus, Gyll., Ins. Suee. ii. 126 (1810). 
Calathus fuscus, Woll., Ins. Mad. 31 (1854). 
Inhabits the grassy mountain-slopes of Madeira proper, ranging 
from about 4000 feet above the sea to the extreme summits of the 
peaks. 

~ Genus 13. ANCHOMENUS. 
Bonelli, Observat. Ent. i. tab. syn. (1809). 
26. Anchomenus pallipes. 
Carabus pallipes, Fub., Syst. Eleu. i. 187 (1801). 
albipes, Ilhg., Mag. fiir Ins, i. 54 (1801). 
Anchomeuus pallipes, Dej., Spee. des Col. 111. 119 (1828). 
, Woll., Ins. Mad. 33 (1854). 
Inhabits Madeira proper, occurring everywhere at the edges of the 
streams,—though more particularly in lofty elevations. There is a 
specimen in the British Museum, from Dr. Heinecken’s collection, 
stated to have come from Porto Santo; but I have not myself observed 
the species, during my repeated researches, in that island. 



27. Anchomenus marginatus. 
Carabus marginatus, Linn., na Suec. [nec Syst. Nat.] 222 (1761). 
Harpalus marginatus, Gyl/., Ins. Suec. 11. 154 (1810). 
Agonum marginatum, Dej., Spec. des Col. iii. 183 (1828). 
Anchomenus marginatus, Woll., Ins. Mad. 33 (1854). 
Inhabits the mountains of Madeira proper, occurring in swampy 
spots (especially in the region of the Fanal) at about 5000 feet above 
the sea. Rare. 
Genus 14. OLISTHOPUS. 
Dejean, Spec. des Col. iii. 176 (1828). 
28. Olisthopus Maderensis. 
Olisthopus Maderensis ¢, Woll., Ins. Mad. 35. tab. 1. f. 7 (1854). 
Inhabits Madeira and the two southern Dezertas,—occurring 
+ In the Insecta Maderensia I offered a suggestion as to the probability of 
the present Olisthopus being identical with the O. g/abratus, of Brullé, from the 
Canary Islands,—with the description of which it appeared in many respects to 
