MADEIRAN COLEOPTERA. 95 
ing them as specifically identical with the, much larger, females cap- 
tured in the same localities) approach very closely to the common 
Kuropean P. pectinicornis ; nevertheless the punctures of their elytra 
are much less apparent (being almost obsolete), and their antenns 
are darker. The other sex, however, is abundantly distinct from the 
corresponding one of its more northern ally. 
Genus 108. RHYZOPERTHA. 
Stephens, IW. Brit. Ent. iii, 354 (1830). 
260. Rhyzopertha pusilla**. 
Synodendron pusillum, Fub., Ent. Syst. v. (Suppl.) 156 (1798). 
Ptinus fissicornis et piceus, Mshm, Ent. Brit. 1. 82 et 88 (1802). 
Rhyzopertha pusilla, Steph., Ill. Brit. Ent. iii, 8354 (1830), 
, Woll., Ins. Mad. 287 (1854). 
Inhabits Madeira proper, occurring amongst stores in and around 
Funchal, Imported, 


Sectio VII. RHYNCOPHORA. 
Fam. 33. TOMICIDA. 
Genus 109. TOMICUS. 
Latreille, Mist. Nat. des Ins. iii. 203 (1802). 
261. Tomicus erosus*, n. sp. 
T. lato-cylindricus nitidus piceo-ferrugineus et parce pilosus, pro- 
thorace punctato, antice rotundato necnon mucronibus asperato, 
elytris profunde punctato-striatis, ad apicem valde truncatis spi- 
nosis. 
Long. corp. lin. 12. 
T. of the same form as the 7’, villosus, but larger and thicker, more 
shining, and less pilose,—the hairs being shorter, more decumbent, 
and fewer than in that species. Prothorax rather deeply punc- 
tured behind, and greatly roughened with large transverse plaits 
and tubercles in front,—where it is rounded and produced. Hlytra 
deeply punctate-striated, the interstices having a longitudinal row 
of minute and distant punctures down each ; suddenly and greatly 
truncated, or as it were eaten-out, behind, and with the edges of 
the impressed (or truncated) portion armed with several poste- 
riorly-directed spines. Limbs paler. 
Detected by Mr. Bewicke, beneath the dead bark of. Spanish- 
