STAPHYLINIDifi. — PHILONTHUS. 233 



Sp. 21. sordidus. Niger nitidus, elytris ceneis profunda at non crebre punctatis, 

 pedibus ferrugineo-piceis, capite suborbiculato. (Long. corp. 2§ lin.) 



St. sordidus. Gravenhorst, Micr. p. 176. — Ph. nigripes. Steph. Catal. 280. 

 No. 2976. 



Black, shining ; head as wide as the thorax^ suborbiculate, punctured on the 

 hinder angles, and with four other impressions between the eyes: thorax 

 shining black, with the ordinary discoidal punctures, and others on the 

 sides : elytra brassy-green, somewhat depressed, shining, tuith remote, deep 

 punctures : legs of a dull Tphchj-f erruginous, with the tarsi paler : antennas 

 pitchy-black. 



Found, but rarely, near London ; also, I believe, in Devonshire. 



Sp. 22. subfuscus. Niger nitidus, elytris Jusco-ceneis subtilissime punctulatis 



pubescentibus, pedibus obscure testaceis, capite orbiculato. (Long. corp. 2J lin.) 



St. subfuscus. Gyllenhall, ii. 326. — Ph. fuscipes. Steph. Catal 280. No. 2977. 



Shining black : head as wide as the thorax, orbiculate, punctured as in the 

 preceding : thorax with the dorsal impressions very deep, the lateral ones 

 rather faint : elytra slightly depressed, of a greenish-dusk-y-hrass, scarcely 

 shining, very thickly and Jinely punctured, and slightly pubescent : abdomen 

 with the apex obscurely ferruginous : Jemora Tpitchy-black : tibia and tarsi 

 dull ferruginous : antennas black, with the basal joint s\\g\iX\Y ferruginous at 

 their origin. 



Also rare ; and found within the metropolitan district* 



b. Elytra black, not metallic. 



Sp. 23. marginatus. Ater, thoracis lateribus pedibusque flavis. (Long. corp. 



4 lin.) 

 St. marginatus. Fabricius. — Ph. marginatus. Steph. Catal. 280. No. 2978. 



Black : head subcordate, shining, smooth, punctured behind the eyes, and with 

 a deep impression between them on each side : thorax very glossy, with the 

 usual punctures and the lateral margins broadly, but irregularly yellowish : 

 elytra pubescent, black, with a cinereous down : abdomen also pubescent, 

 with the edges of the central segments rufous : legs yellow; tibiae obscure; 

 tarsi black. 



Frequent within the metropolitan district : also found in various 

 parts of the country ; in Devonshire, Norfolk, Suffolk, &c. " Com- 

 mon (near Swansea)." — L. W. Dillwyn, Esq. " Near Edinburgh." 

 — i?eu. W. Little. 



D. Thorax with five punctures in each dorsal series of impressions, 

 a. With brassy, or metallic elytra. 



Sp. 24'. concinnus. Niger nitidus, elytris viridi-ccncis, pedibus fuscescentibus, 

 capile suburbiculalu, (Long. corp. 2f lin.) 



