COLLECTED AT BACHIAN, KATSAA, ETC. 109 



tbe eyes and ocelli obsolete ; the thorax strangulated in the middle ; 

 the nodes of the peduncle transverse, rounded above ; abdomen sub- 

 ovate, pointed at the apex. 

 Hab. Dory. 



This small species, probably, is not a true Myrmica. I endeavom-ed to 

 extract the palpi, but did not succeed ; I must therefore retain it in the 

 genus Myrmica until other s])ecimens can be obtained for examination. 



Gen. Ckematogasteb, Lund. 



1. Crematogaster laboriosus. C pallide ferrugineus, la;vis et 

 nitidus ; alis hyalinis iridescentibus ; abdominis segmentorum margi- 

 nibus fuscis. 



Female. Length 3J lines. Pale ferruginous, smooth and shining; 

 thorax oblong-ovate ; the wings hyaline and iridescent, the nervures 

 colourless. Abdomen oblong-ovate, with the apical margins of the 

 segments fuscous ; the nodes of the peduncle compressed and sub- 

 ovate. 



Hab. Bachian. 



2. Crematogaster bicolor. C paUide flavescens, laevis, nitidus; 

 abdomine nigro. 



Worker. Length 1 \ line. Honey-yellow ; the abdomen black, the 

 nodes of the peduncle yellow; very smooth and shining, the eyes 

 black; the thorax flattened above; the metathorax with two acute 

 spines. The abdomen heart-shaped, the peduncle attached to the 

 basal segment above. 



Hab. Bachian. 



3. Crematogaster obscurus. C. pallide testaceus, laevis et nitidus; 

 abdomine fusco. 



Worker. Leagth Inline. Pale testaceous, smooth and shining; the 

 eyes black ; the abdomen fuscous, slightly testaceous at the base ; the 

 thorax flattened above ; the metathorax oblique, the lateral angles of 

 the verge of the truncation subdentate. The abdomen heart-shaped, 

 the apex pointed and recurved upwards. 



Hab. Bachian. 



4. Crematogaster irritabilis. C. castaneo-rufus, laevis nitidus- 

 que ; abdomine nigerrimo, nitido ; spinis metathoracis longis acutis. 



Worker. Length 2 lines. Head, thorax, and legs chestnut-red; the 

 metathorax, in some specimens blackish, very smooth and shining, 

 with two stout, acute spines. Abdomen black, heart-shaped, pointed, 

 recurved upwards at the apex ; the first node of the peduncle petio- 

 lated, rather widest at the base and grooved in the middle, the second 

 node subglobose. 



Hab. Dory. 



