363. 

 ULOMA FAGI. 



Order Coleoptera. Fam. Tenebrionidge. 



Type of the Genus, Tenebrio Mauritanicus Fab. 



Uloma Dej., Sturm. — Usoma Meg.? — Phaleria Lat. — Tenebrio Fab. 

 AntenncjE inserted before the eyes, under the margin of the head, 

 scarcely so long as the thorax, robust, straight and slightly cla- 

 vate, pubescent, 1 1 -jointed, basal joint curved, narrowed at the 

 base, 2nd the smallest, 3rd longer than the following, 4th 5th 

 and 6th subquadrate, the 4 following cup-shaped, most produced 

 on the inside, 11th orbicular (6). 



Labrum transverse-oval, the base straight, anterior margin pilose 

 and slightly emarginate (1). 



Mandibles bent, margined and pilose externally, bifid at the 

 apex, internal margin fleshy and pubescent at the centre (2). 

 Maxilla short, terminated by an elongated lobe rounded and 

 pubescent at the apex, producing a shorter lobe on the inside, 

 furnished with a strong tooth at the apex and ciliated with bristles 

 beneath. Palpi robust, 4-jointed, basal joint small, 2nd elongate 

 obtrigonate, longer than the 3rd which is trapezate, 4th the 

 largest, oval and truncated obliquely (3). 



Mentum subquadrate, the sides produced and rounded anteriorly, 

 posterior margin concave. Lip transverse, narrowed at the base, 

 angles rounded, anterior margin pilose. Palpi short and robust, 

 triarticulate, 1st and 2nd joints small, the latter cup-shaped, 

 3rd large subovate, bent at the base (4). 



Head semiorbicular, rnargin of the chjpeus sometimes dilated, projecting 

 in a lobe over the Eyes, which are rather small and lateral. 

 Thorax transverse or quadrate, the base undulated. Scutellum 

 subtrigonate. Elytra elongate-oval. Wings ample. Thighs ro- 

 bust. Tibiae spurred at the apex, anterior slightly dilated and 

 serrated externally (5). Tarsi, anterior and intermediate 5-jointed, 

 . the 4 basal joints very short (5) ; posterior 4-jointed, basal joint 

 nearly as long as the terminal (5f). Claws simple. 

 Obs. The dissections are taken from the species figured. 



Fagi Panz. 61. 3. — Curtis s Guide, Gen. 254. 3. 



Shining piceous, more or less castaneous, thickly and firmly 

 punctured all over: Mouth, antennae, legs, underside and some- 

 times the margins of the thorax castaneous : Head with a trans- 

 verse impression at the base of the clypeus: Thorax as broad, 

 sometimes broader at the middle than the Elytra, on which there 

 are 9 punctured striae; the sutural one being very short. 



In the Author's and other Cabinets. 



This group is so similar in economy and structure to the 

 Tenebriones (at least the British ones), that I think they might 

 be included in one Genus : they are both characterized by 



