The Dcrmatoptera. 297 



Labia alluaudi, sp. n. 



L. miccronatse, Stal, vicina. Sfcatura inajori ; colore fusco-brunneo, 

 nitenti, pallido-vittato vel -annulato ; caput nigrum ; antenna; 12- 

 segnientatoe, segmentis 4 basalibus testaceis, 5-8 nigris, 9-10 albis, 

 11-12 nigris ; pronotum quadratuni, margine postico quam margine 

 antico paullo latius, angulis rotundatis, medio nigrum, utrinque 

 late pallido-vittatum. Elytra longa, apice recte truncata, nigra, 

 media late pallido-vittata ; altie valde prominentes, fusca3, externe 

 late pallido-marginatoj ; femora nigra, apice pallido-anniilata ; tibise 

 tarsique testacei ; abdomen nigrum, fulvo-uitens, plicis lateralibus 

 distinctis : pygidium, ^ prominens, oblongo-quadratum, margine 

 postico profunde exciso, $ baud perspicua : forcipis bracchia fusco- 

 brunnea, basi pallido-annulata ; ^ basi remota, valida, recta, tri- 

 quetra, prope basin margine interne dente parvo aramata, dehinc 

 inermia, sensim convergentia; 5 recta, contigua, inermia ; segmentum 

 ultimum dorsale ^ magnum, prope marginem posticum medio 

 impressum, baud tuberculatum. ^ $ . 



6 ? 



Hah. Madagascar, "Region du sud-est, Fort Dauphin, 

 3 ^^, Janvier 1901," 3 $$ {Gh. Alluaud, Mus. Paris); 

 Nossi-BE, 1 $ {H. Fierron, 1885, Mus. Paris); DiEGO, 

 SUAREZ, 1 <^, 4 $g (6%. Alluaud, iv-06, Mus. Paris). 



Allied to L. mucronata, but differs in the form of the 

 pygidium and forceps of the male. 



I am very pleased to dedicate it to that indefatigable 

 collector, M. Charles Alluaud, 



Labia triangulata, sp. n. 



L. pygidiatx vicina. Statura magna, colore rufo-brunneo, capite 

 pronoto elytris fuscioribus ; corpus totum pilis raris longis instructum. 

 Caput nigrum, vel nigro-fuscum ; antennaj 12-segraentatfc, 1 maximo, 

 2 minimo, 3 elongato, ceteris longis, validis, fuscee, segmentis 5 

 apicalibus pallidioribus. Pronotum fusco-testaceum, qiiadratum, 

 postice quam antice vix angustius, angulis rotundatis, in parte 

 anteriori paullo tumidum, postice deplanatum, sulculo medio im- 

 presso. Elytra brevia, nigro-testacea, minute punctulata. Abe 

 abbreviatje, baud perspicuse. Pedes toti testacei. Abdomen longuni, 

 cylindricum, fulvo-rufum, postice leviter infuscatum ; segmentum 

 ultimum dorsale ^ $ laeve, margine postico medio leviter impresso, 

 hand tuberculato. Pygidium, (J prominens, dilatatum, transversum. 



