222 



APID^!. 



Apis vestalis, Fourc. Fnt. Par. ii. 450. 



Kirby, Mon. Apum Angl. ii. 347, tab. 18. fig. 3 $ . 

 Bombus vestalis, Latr. Hist. Nat. des Crust, et Ins. xiv. 65. 



Illig. Mag. v. 174. 

 Psithyrus vestalis, St.-Farg. Hym. ii. 430 <J $ . 



Schenck, Nass. Bien. 164. 

 Brernus aestivalis, Panz. Faun. Germ. 89. 16 £ . 

 Bombus aestivalis, Dahlb. Bomb. Scand. 51, tab. fig*. 22 $ . 

 Psithyrus aestivalis, Drews. 8f Schiodte, Kroy, Tidsskr. ii. 124. 



Nyland. Notts, ur Sallsh. pro Faun, et Flo. Fenn. i. 241. 

 Psithyrus rossiellus, Drews, fy Schiodte, lib. cit. ii. 123 <$ . 



Female. Length 9-10 lines. — Clothed with black pubescence, the 

 thorax having anteriorly a fulvous -yellow band ; sometimes there 

 are a few yellowish hairs on the posterior margin of the scutellum. 

 Abdomen shining ; the third segment has on each side a yellow 

 pubescence, which inclines obliquely inwards to the middle of its 

 apical margin ; beyond this narrow yellow margin the apical seg- 

 ments are clothed with white pubescence ; the middle of the fifth 

 segment is thinly covered with dark fuscous hair ; the sixth naked, 

 its lateral margins bordered with short ferruginous pubescence. 



B.M. 



Male. Length 6-8 lines. — The pubescence similar to that of the 

 female, with usually a little yellow pubescence at the base of the 

 abdomen ; the body more slender than that of the other sex, and 

 the antennae longer ; the apex of the abdomen with a little fuscous 

 pubescence. B.M. 



Yar. (3. The pubescence on the scutellum entirely black and a little 

 yellow at the base of the abdomen laterally. 



Yar. y. The pubescence on the scutellum and base of the abdomen 

 entirely black. 



This insect is placed in the Banksian cabinet to represent the 

 Bombus nemorum of Fabricius ; it does. not, however, answer the 

 description of that species. 



This species is found in all parts of the kingdom ; several were 

 taken on Lundy Island in the Bristol Channel ; it was found in the 

 nest of Bombus virginalis at Southend in. the autumn of 1854. 



3. Apathus barbutellus. 



A. hirsutus, ater, thorace antice scutelloque flavis ; abdomine sub- 

 globoso, ano albo. Mas apice fulvo. 



Apathus barbutellus, Smith, Zool. ii. 543; Bees Great Brit. 237 S $• 

 Apis barbutella, Kirby, Mon. Apum Angl. ii. 343, tab. 18. fig. 4 c? . 

 Psithyrus quadricolor, St.-Farg. Hym. ii. 428 § . 



Thorns. Opusc. Ent. 260. 

 Apathus sylvestris, Thorns. Hym. Scand. ii. 49. 



Female. Length 7-9 lines. — Clothed with black pubescence ; a tuft 

 on the vertex, the thorax anteriorly, and the scutellum with ful- 

 vous-yellow pubescence ; wings fusco-hyaline. Abdomen shining, 



