114 [May, 



the west ; another in the mountain of central Spain, and another in 

 the Sierra Nevada. It is, therefore, significant that JV. hicolor 

 should be found in Ecuador, so far from Mexico, which has hitherto 

 been regarded as the head-quarters of the genus. 



Comparison between the males of N. ruficeps and N. horellii. : — 



iV, rufieeps. N. horellii. 



Elytra punctulate smooth. 



„ longer than broad shorter than broad. 



Pygidium with the 2 points ...sharp , blunt. 



Forceps longer than body shorter than body. 



„ nearly straight upcurved at tooth. 



Tooth of forceps subobsolete sharp. 



„ near middle near apex. 



Neolobophoea borellit, sp. n. 

 Statura minore ; colore fusco-castaneo ; antennae typicae, brunneae : occiput 

 laete flavum ; frons nigra ; pronotum laeve, castaneum, quadratum ; elytra breviora 

 quam longiora, trapezoidea, Isevia, castanea, ad humeros fortiter plicata, sed baud 

 carinata; alae nullae ; pedes brunnei ; abdomen laeve, nigrum, vel fusco-castaneum ; 

 segmentum ultimum dorsale $ transversum, laeve, medio impressum, supra crura 

 forcipis incrassatum ; pygidium $ breve, obtusum apice emarginatum, lobis 2 

 brevibus obtusis ; pygidium $ obtusum, integrum ; forcipis brachia $ basi re- 

 mota, subrecta, sat fortia, margine interno crenulata, in tertiam partem apicalem 

 margine interno-inferiori dente sat fortia armata, dehinc sursum incurva, apioe 

 acuta, incurva : ? subcontigua, recta, inermia. $ ? . 



Long corporis, $ , 8-9 mm. ; ? , 9-10 m.m. 

 „ forcipis, (? 3-4"5 mm. ; $ > 2 mm. 



Patria: Mexico, State of Jalisco, near Guadalajara. 3 $^^ 

 4 ? $ (in Mus. Paris et coll. mea.). 



Characterised by the smooth body, smooth and short elytra, 

 small size, short and toothed forceps. 



I have pleasure in dedicating it to my friend Dr. Alfrede 

 Borelli, who has done such valuable work upon the earwigs of 

 America. 



Royal Societies' Club, 



St. James's Street, S.W. : 

 March Wth, 1906. 



