62 HYMENOPTERA. 



305. MUTILLA PULCHRA. 



Female. Length 9 lines. Black, head small, narrower than 

 the thorax, and densely clothed with bright golden pubescence. 

 Thorax deeply notched at the sides, and having a transverse 

 curved fascia of golden pubescence a little beyond the middle ; 

 the thorax beneath and the legs have a pale ochraceous glittering 

 pubescence. Abdomen : the second segment has on each side at 

 its base a large angular macula, and towards its apical margin on 

 each side a transverse oblong subovate macula of a reddish-yel- 

 low ; the three apical segments clothed with golden pubescence, 

 the fifth having on each side a mixture of black or fuscous hairs. 



Hab. Mexico. (Coll. W. W. Saunders, Esq.) 



306. MUTILLA RUFA. B.M. 

 Mutilla rufa, St. Farg. Hym. iii. 631. 54 $ . 



Hab. Philadelphia. 



307. MUTILLA SCRUPEA. 



Mutilla scrupea, Say, Bost. Journ. i. 297. 5 $ . 

 Hab. North America (Indiana). 



308. MUTILLA SIMILLIMA. B.M. 



Female. Length 5 lines. Ferruginous, closely covered with 

 strong elongate punctures, those on the abdomen running into 

 striae ; the eyes, tips of the mandibles and the flagellum black ; 

 the legs fuscous ; the thorax rounded in front, narrowed poste- 

 riorly, the sides crenulated, the lateral margins of the metathorax 

 crenulated. Abdomen : the apical margins of the segments fus- 

 cous, those of the first and second fringed with black pubescence, 

 the four apical margins fringed with cinereous pubescence. 



Hab. Massachusetts. 



This species is very like the Mutilla ferrugata of Fabricius, 

 but is easily distinguished by its coarse sculpture, and by having 

 the base of the abdomen broad, whereas in M. ferrugata it is 

 much narrowed at the base. 



309. MUTILLA VAGANS. 



Mutilla vagans, Fabr. Ent. Syst. Supp. p. 282. 27 $ ; Syst. Piez. 

 p. 439. 50. 



Oliv. Ency. Meth. viii. 66. 69. 



Hab. North America. 



