90 



BEES OF GREAT BRITAIN. 



of the ground, produces a loud humming noise ; during the last 

 ten years, as in 1843, the same colony has continued equally 

 numerous. Like the former species this insect frequents the 

 flowers of a species of Hawkweed. 



B. The apical margins of the segments having white fascia. 



49. Andrena longipes. 



A. atra, pallido-villosa ; thorace fulvo; tarsis omnibus rufis; 

 abdomine ovato, fasciis tribus interrupts albis. 



Andrena longipes, Smith, Zool. v. 1740. 24 $ $ . 

 Andrena bucephala, Steph. Illust. Hand. vii. Supp. p. 17. ^var. 

 t. 43. f. 6. 



Female. Length 5-6 lines. Black; the face thinly clothed 

 with pale fulvous pubescence, below the insertion of the an- 

 tennae it is somewhat griseous; antennas slender, more than 

 half the length of the thorax ; the flagellum piceous beneath. 

 Thorax : above, clothed with fulvous pubescence, paler on 

 the metathorax and sides ; the wings fulvo-hyaline, the nervures 

 and tegulse pale rufo-testaceous ; the legs have a thin fulvous 

 pubescence ; the floccus white, the scopa and the pubescence 

 on the tarsi of a golden-fulvous, very bright and glittering ; the 

 tarsi rufo-fulvous, the posterior tarsi usually of the same co- 

 lour, but sometimes fusco-ferruginous ; the legs more elongate 

 than usual. Abdomen ovate, shining and convex ; the apical 

 margins of the second, third and fourth segments, have a very 

 narrow white marginal fringe, the two first interrupted; the 

 apical fimbria fulvous. B.M. 



Male. Length 4-6 lines. The head varying in size, sometimes 

 twice as large as the thorax, the mandibles forcipate ; the face 

 has a thinly scattered pale fulvous pubescence ; the clypeus 

 shining and finely punctured; the antennae as long as the thorax. 

 The thorax and wings as in the female ; the tarsi and extreme 

 apex of the tibiae fulvo-ferruginous ; the legs elongate as in the 

 other sex. Abdomen lanceolate, much narrowed at the base, 

 naked and shining, the margins of the segments obscurely 

 rufo-piceous. B.M. 



This very conspicuous and beautiful species is found in plenty 

 on a mound close to Highgate Archway, and occurs occasion- 

 ally on Hampstead Heath ; it has also been met with on the 

 border of Hawley-Flat, Hants : these are the only localities 



