no. 1124. 



jiFvisiny OF THE MELAX(H'Lr-srrni)En. 41 



rounded aciiininat** at Tip. fully twi<e as lonj; as broad. Ilind feiiiura 

 tlavo testaceous, the aiigulate incisures of the outer face rather broad ly 

 fuscous; hind tibiae tlavous or tlavo testaceous, the spines black except- 

 ing,' their base. Supraanal plate of male short trian<:ular, with feebly 

 convex sides, rectanj,nilate apex, and with a i)airof short, oblique, rather 

 ])rouiineiit, r(Uinde<l rid^'es before the iuid<lle of the basal half of either 

 side; furcula consisting; of cylimlrical, ecjual, blunt flnjrers fully a third 

 the len^ith of the supraanal plate; cerci compressed laminate, rather 

 slender, narrowed in the middle by the arcuation of the upi>er marjrin, 

 bhintly rounded at tip, gently incurred throufrbont, and hardly so long 

 as the supraanal i)late; apex of s\'b^enital plate a little anj^ulate, 

 extended uo frreat distance beyond the supraanal plate. 



f Lenj^th of body, male, 1<».5 mm., female, 2r> mm.; antennae, male, 9.25 

 mm.; tegmina, male, .'> mm., female, 4 mm.; hind femora, male, 11 mm., 

 female, 1.') mm. 



fe One male, 1 female. Sinaloa, Mexico, collected bj' Koels; received 

 from J. liehrens, of San Francisco, after whom it is named. 



12. PARAIDEMONA. 

 (napci, lieaidf; Aidemona, a genus of Me'lanopli.) • 

 Varaulemona HnrxxKH (pars), Rov. Syst. Ortb. (1893), p. 145. 



liody conjpact, not slender, subcylindrical, a little compressed, slightly 

 enlarged at the metathorax, especially in the female, the abdomen of 

 the male feebly clepsydral, the ai)ex tumescent and rounded, and some- 

 what recurved. Head not prominent, the vertex well rounded, the 

 eyes separated narrowly in the male, not widely in the female, rather 

 ]»i(nnincnt, particularly in the male, and large, much larger than the 

 intraocular portion of the genae, subangulate above in the female; 

 ;uit«'iinae very much longer than head and i)ronotum together, especially 

 ill the male. Pronotum truncate at both extremities, enlarging very 

 sliiilicly posteriorly, more in the female than the male, with slight, per- 

 ciurent, median carina, no lateial carinae; prozona twice as long as 

 the metazoua, both eiinally and somewhat similarly jmnctato-rugulose, 

 the transverse sulci of the prozona lightly impressed, one of them 

 dividing the prozona in equal halves and ])crcurrent. Prosternal spine 

 moderate, blunt, conical, erect; interval between mesosternal lobes of 

 male longer, sometimes nuich longer, than broad; of female (where 

 laiown) a little longer than broad; metasternal lobes narrowly attiu- 

 ont. Apterous in both sexes. Fore and middle femora of male dis- 

 tinctly tumescent; hind lemora not very long. Lateral margins of 

 nhgenital plate straight from the base, which is not ampliate and is 

 'tincealed behind the preceding segment; cerci styliform, conical; fur- 

 'iila consisting of a pair of parallel, attingent, cylindrical processes, 

 iniinating bluntly. ., ^^ ^ . 



As here restricted, PczoteUix pnnctatus Stiil is the type. 

 The genus is contined to Texas and northern Mexico, so far as known. 



