32 MB. C. V. A. PEEL AND OTHERS ON [Jan. 23, 



Plocederus melancholicus Gahan, var. 



Central or East Somaliland (1897). This variety occurs also in 

 South Arabia and in British East Africa. 



Plocederus peeli Gahan, Ann. & Mag. Nat. Hist. (7) ii. p. 42 

 (1898). 



Somaliland (1895 or 1897). One example. Co-type in Hope 

 Collection. 



This species has been found in British East Africa as well as in 

 Somaliland. 



Pachydissus (Derolus) somalicus Gahan, sp. n. 



Piceo-brunneus, griseo-pubescens ; prothorace supra rugoso, late- 

 raliter paullo rotundato, area opaca e.rcisa inter notum pleurum- 

 que; elytris absque punctis (punclulis minutissimis pubescentiam 

 gerentibus exceptis) ; femoribus subtus leviterbicarinatis ; antennis 

 ( $ ) quam corpore paullo brevioribus. Long. 17, lat. 4 mm. 



Hab. Somaliland (1895 or 1897). One example. Type in 

 British Museum. 



Head and prothorax dark brown, with a greyish pubescence. 

 Head with a sulcate impression on the vertex between the upper 

 lobes of the eyes. Prothorax a little longer than broad ; trans- 

 versely wrinkled above ; slightly rounded in the middle on each 

 side, with a small excised space, bare of pubescence, just below 

 the pronotum. Elytra parallel-sided throughout the greater part 

 of their length, rounded at the apex ; clothed with a short closely 

 laid grey pubescence, and devoid of all punctures, excepting those 

 very minute ones from which the hairs of the pubescence spring. 

 Femora feebly carinate along each side near the ventral border. 

 Prosternal process subvertical behind ; the small antero-lateral 

 processes of metasternum almost completely shutting off the 

 epimera from the intermediate cotyloid cavities. 



Phyllocnema semijanthina Eairm. 

 Central or East Somaliland (1897). Two examples. 

 Alphitopola peeli Gahan, sp. n. 



Fusca ; capite, proihorace, scutello et corporis inferioris lateribus 

 pube fulvo-ferruginea obtectis ; elytris fuscis, vitta suturali et 

 vitta postica submarginali cinnamomeis, utroque elytro puncta 

 basalt et maculis quatuor — duabus (quawim interna elongato-ovali, 

 medio fusco-punctata) ante medium, duabus (elongatis et postice 

 conjunctis) pone medium — niveis ornato. Long. 17, lat. 5| mm. 

 Hab. Galadi in N.W. Somaliland. One example, Oct. 4, 1897. 

 Type in British Museum. 



Head and prothorax dark brown, covered with a short reddish- 

 tawny pubescence. Prothorax transverse ; with a small blunt 

 tubercle at the middle of each side ; with two transverse sulcate 

 impressions near the base and two near the apex. Elytra dark 

 brown, somewhat thickly punctured, with the punctures rather 

 large near the base and diminishing in size posteriorly ; a sutural 



