188 



Corylophus tectiformis. 



C. tccli/ormln, WoUaston, Ins. Mad. p. -480, 1854. 



L. c. j-',r-iJ li"- = 1"25-1'37 mm. — Subhemisphericns, nitidus, alutaceuB, 

 elytris piinctatis, obscure castaneus ; pronnto permaRno, autice circulaiiter rotundato, 

 ad basim latissinio, minute et remote punctato, interstitiis alutaceis, margine 

 anterior! late retiexa, translucide pallida, marline basali scutellum versus sat 

 product,!, anp;ulis productis, valde acutis ; rli/tris sat brevibus, postice sat attenuatis, 

 pronoto paruin lon^ioribus, baud latioribus, ad biinieros latissimi.s, sat confertira et 

 sat jirofunde punctatis, interstitiis alutaceis, lateribus late marfjinatis, marr;ine 

 dilutiori, apico lato, rotundato ; pygidio aliquantum exserto ; pedibus longis, laete 

 flavis, tibiis auterioribus ad apices abrupte incurvatis ; antennis praelongis, 

 gracillimis, flavis. 



hodj/ subbemispheric, sbining, alutaceous, with tbe elytra punctured, dark 



castaneous. 

 Head very small, rufo-testaceous ; eyes moderate, black, and prominent ; antennae 



exceedingly long and slender, yellow. 

 Thorax very large, circularly rounded in front, widest at the base, minutely and 



remotely punctured, with the interstices alutaceous, anterior margin broadly 



reflexed, transparently pale, basal margin slightly produced towards the 



scutellum, with the angles produced and acute. 

 Scutellum moderate, obtusely triangular. 

 Kh/tru rather short, somewhat attenuated towards the apex, rather longer, but not 



broader than the thorax, widest at the shoulders, rather closely and rather 



deeply punctured, with the interstices alutaceous, sides broadly margined, 



margin pale, apex very broad and rounded. 

 Ahdomi'ii with the pj'gidium exposed. 



Li'fjs long, bright yellow, anterior til)ia' abruptly incurved at the apex. 

 Under jhirts castaneous. 

 Differs from all others in its peculiar form, very large thorax, obtusely attenuated 



elytra, and extremely long and slender antennje. 

 Ilaliitdt, Madeira. 



Corylophus Japonicus, sp. n. 



L. e. i)— li; liii. = "O^-'To mm. — Omnino ovatus, nitidissimus, pilorum expers, 

 pronoto maribus fere glabro, foemineis sat profunde punctato, elytris in sexu 

 utroque profunde et regulariter punctatis, pronoto la>te rufeseenti, elytris nigro- 

 piceis ; pronoto rufeseenti, disco interdum obscurato, autice ovaliter rotundato, late 

 reflexo, et pellncido, maribus fere glabro, fcemineis sat profunde punctato, nitidissimo, 

 margine basali sinuata, angulis productis, acutis ; rli/tris nigro-piceis, pronoto 

 parum latioribus, sesqui longioribus, ad humeros latissimis, profunde et confertim 

 punctatis, interstitiis glabris, nitidis, stria suturali modica, lateribus late marginatis, 

 apico intogro, attenuate ; abdomine modice exserto, rufeseenti, profunde punctato; 

 pedibus modicis, liete flavis, tibiis anterioribus valde incurvatis ; antennis lougis, 

 robustis, Itete flavis. 



Body perfectly ovate, very shining, without hair, thorax in the males nearly smooth, 

 in tbe females rather deeply punctured, elj'tra in both sexes deeplj' and 

 regularly punctured, thorax brightly rufescent, elytra nigro-piceous. 



Head small, piceous ; eyes moderate, prominent ; antennjc long and robust, bright 

 yellow. 



