HYMENOl'TERA. 43 



of the clypeus entire. Thorax opake, and flattened above, com- 

 I)ressed ])ostei'iorly. Abdomen ovate and shining ; the scale of 

 the peduncle subovate, ]7ointed in the middle above. 



Hab. Brazil (Villa Nova on the Amazons). (Coll. II. W. Bates.) 



144. Formica decora. 



Female. Length 3^ lines. — Black : the abdomen with a cream - 

 coloured spot on each side of the second and third segments at 

 their base. Head a little wider than the thorax, oblong, sub- 

 quadrate ; eyes rather large, ovate ; mandibles ferruginous ; 

 antennae dark rufo-fuscous. Thora.x narrow, elongate-ovate ; 

 wings wanting ; the apex of the coxjc and trochanters pale tes- 

 taceous yellow ; the a|)ical joints of the tarsi ferruginous. Abdo- 

 men elongate-ovate ; the pale sjiots at the base of the second 

 and tliird segments subtriangular, the apical margins of the seg- 

 ments thinly ciliated with glittering white hairs. 



Hab. Brazil. (Coll. D. Swainson, Esq.) 



145. Formica rlanda. B.M. 



Worker. Length 2-21 lines.— The head anterioilv, the an- 

 tenntc, thorax, legs, scale of the peduncle and base of the abdo- 

 men ferruginous, and thinly covered with a changeable silvery 

 pile ; the disk of the thorax and the head with a few scattered 

 long pale hairs ; the head wider than the thorax, the latter com- 

 pressed posteriorly. Abdomen black, densely covered with 

 pale golden pubescence, and sprinkled with long ])flle hairs ; the 

 scale of the j)eduncle incrassate, forming a small obtuse node. 



Hab. Brazil (Santarera). (Coll. II. "W. Bates.) 



146. Formica rufipes. B.M. 



Formica rufi pes, Fabr. Si/st.E)tt. .'3.''1. 4; Enf. Syst. ii. 350. 4 ; 

 Syst. Pkz. .'3!>8. 7, and J/«s. Doin. Bunks. { ^ major). 

 Oliv. Encycl. Me'th. vi. 491. 

 Latr. Hist. Nat. Fourm. 110. 

 St. Farrj. Hym. i. 215. 20. 



Hab. Brazil. 



The typical specimen of this species in the Banksian Collec- 

 tion is the "worker major;" the small worker differs in size as 

 well as f(n-m. 



Worker major. Length 5A lines. — Black : opake and thinly 

 sprinkled with ferruginous hairs ; head cordate, twice the width 

 of the thorax, the mandibles armed with six stout teeth ; the 



