1900.] INSECTS AND ARACHNIDS FROM SOMALILAND. 39 



Truxalis tnguiculata Eamb. 



North-west Somaliland, Wliardi Datal, July 26, 1895. Seven 

 females, one male. 



Mach.ehidia bilineata Stal. 



Xorth-west Somaliland, Whardi Datal, July 20, 1895. I refer 

 a mutilated larva to this species. 



Epacromia THALASSiNA (i'abr.). 



West Somaliland (1895). One example. 



CEdipodid ,e. 



HUMBERTIELLA TENUICOENIS (Schaum), 



West Somaliland : Boholo Deuo, near R. Shebeyli, June 24, 1895 ; 

 three male specimens, one female. Somaliland (1895 or 1897); 

 one male and one female. 



This species is purely a native of tropical Africa. 



(lASTRIMARGUS TKETICALIS SauSS. 



AVest Somaliland (1895). One male and one female specimen. 

 Yar., fiisca, fascia fusca alarum vix perspicua. 

 Xorth-west Somaliland, Hargaisa, April 25-28, 1895. One 

 female specimen. 



ffiDALEUS INSTILLATUS, sp. n. 



Pronotion hand valde elongatum, fusco-testaceitm, indistincte fusco- 

 noiatum. Ttmpora acuta, trujonaJia. Statura minore. 

 (jfracilior. Frons subreclinata ; costa frontalis latior, maryin- 

 ibus a oertice suhdivergentihus ; vertex ad frontem hand rotun- 

 datus. Fronofi crista hnmilis, acuta, siimata, margine postico 

 acatangulo. Elytra vents sptiriis completis, area idnari ir- 

 regulariter rdiculata, fusco-testacea, diitridia hasali fasciis 

 3 latis fuscis, 2 latis pallidis, opacis, dimidia apicali plus 

 minus hyalina, maculis nebulosis infuscatis ornata. Alee basi 

 Jiavicantes, fascia fusca lata semilunari, marginem posticum 

 attingenti ornatce, tdtra hanc hgalince, apice macula fusca, 2 

 lobos includenti ornata. Fronottun metazona quamprozona hand 

 breuior. Femora postica tcstucea, extus punctulata, vel irregu- 

 lariter fasciaia. Tibio' posticw rufescrntes. 6 $• 



6. 2- 



Long, corporis 20 mm. 29 mm. 



„ prouoti 5 6 



„ elytrorum 22 26-5 



,, femorum posticorum .... 15 



Fatria. West Somaliland (1895). Two specimens. Types, male 

 and female, in Hope Collection, Oxford. 



This new species falls into the second division of de Saus^ure's 

 subgenus CEdalens sensu atricto. It is a great deal smaller than 



[37] 



