106 Metnoirn of the Indian Musf>tm. [Vol. VII, 



ospwinlly the lateral oiu-s, are (li.stiiu-tly piiiu-tiiriMl. In oth«T rospwts tUi.H »pocic« rcMembles 



Labieiius luoluccanus (IVrclu-ron). 



I'lttsnhit iiutllucaMUM, I'rrrhrraii. I83A, pp. 31-33, pi. ii, ti;.- 7 



Nuiiirrous .xpcM-iniouH from (Vrain (niH>tiuiM>>a|-Pa.saiiia iii tlic ri-titral part, Waliuai 



in the iu>rth, KIpapm-ti liay in the .south, Honitt'io*' in the \Ve^t), Liintue in Nii-.i l.mtt, 



Sapania, llitii and l^itimor in Anihoina. Hat Jan. Ix>ngth 42-52 nun. 



This spwii's «lifTers from the hist only in liaving the frontal ridges more or loss i.u-on-ii- 



behind the inner tuheriles, in having the two pnK-es^e.s of caeh of the outer tul>ercles letw 



distinct (nuu'h as in /-. /»/«»/ and ploxuidrs) and in having the elytra unitcHl in the niithlle 



line. 



Labienus gigas ( Kaup). 



I'l. I. 



Kriocnriiiis ijtqus, Kaup. I8fi8«/, p. 23. 



Spven Hpeeinien.H from Hatjan. including five from Lahoean. i»ne from Ilalniaheini 

 «tne from Termite, and two without locality lecords. Length 56-64 mm. I am unable to 

 di.stingui.sh brtwern A. ijitjus from Ternate and A. rrusaus from Hatjan. 



The elytra are united n.s in L. wohicraniis, which the present speries resembles in all 

 respects, except in having each of the outer tubercles composed of three more or less di.stinct 

 blunt processes, and in having the p«)sterior intermediate areas of the nicta.stcrnum, and as 

 a nde the pnmotal scars, punctured, though not hairy. 



The .species of iMhinnis known to me may be identifietl thus : — 

 ' The -sctondary .scars on the nicntuni convorpcnt bcliind, curved 

 ] or Htrsight. not very widely .separated as a whole . . . . . . 2. 



I The secondary xcars on the nientuin .strongly arched outwards, 



\ very widely .se|)ar8ted as a whole . . 8. 



I The out«r tulnrcles ainiple, conical ; the prooves of the elytra 

 punctured . . . . . . . . . . . . . . 3. 



Not a.H above . . . . . . . . . . 4. 



' The left outer tubercle scarcely longer than the right ; the 



] nientuni with primary scars /. /ii<»'>i>i>/(Aofi« (Zang)'. 



' ] The left outer tubercle much longer than the right ; the nientum 



without primary ncars .. .. .. A. i;i<i/'/i/<i/i*. p. 104. 



The central tulK-nle free Bpirally .. .. L. dohriii. yt. \0i. 



The central tulxrcle not fmc , . . . . . 5. 



^ The oulrr tuberclen lonp and .simply truncate / i;/.;/«f Klruvely)'. 



( The outer tubercles much shorter, not simply truncate . . 0, 



Tioth outer tub<Tcles composted of two blunt denticles : the M«rs 

 of the pmnotum without punctures or hair L. iwi;»<ir (Kuwcrt).' 



fl< The inner denticle of the n>;ht iiutcr fid>ercle ntore or lew 

 nheolfte : thf scars of th*- proiuiftuji with hair-bcnrinp punc- 

 |iif ". 



' N-r «>nivriy, IUI3, (nr HKurm ol thnir npn-im. 



s 



