46 MR. F. SMITH ON HYMENOPTEROUS INSECTS 
2. Myrmica PepEsTRIS. WM. fusco-nigra; capite thoraceque longitu- 
dinaliter striatis; antennis pedibusque ferrugineis ; abdomine levi, 
nitidissimo. 
Female. Length 3 lines. Nigro-fuscous; the head and thorax longitu- 
dinally striated, the striz formed of rows of confluent punctures, the 
punctures finer on the head than on the thorax; the antennz, anterior 
margin of the head and the mandibles ferruginous, the legs ferrugi- 
nous. The thorax transverse anteriorly; a narrow smooth shining 
impunctate line runs down the middle; the metathorax unarmed. 
Abdomen oblong-ovate, smooth, shining, and delicately punctured ; the 
nodes of the peduncle smooth and impunctate, the first oblong, the 
second globose. 
Hab. Celebes (Tondano). 
3. Myrmica ruriceps. M. fusco-nigra; capite ferrugineo et longi- 
tudinaliter striato, thorace supra striato ; abdomine levi, nitidissimo. 
Female. Length 4 lines. Black, the head red with a space behind the 
insertion of the antennz regularly striated longitudinally, extending 
to the posterior margin ; on each side of the striation the head is ru- 
gose ; the mandibles stout, smooth and shining, with their mer mar- 
gin black, smooth, and edentate; flagellum 12-jointed, the club 3- 
jointed. Thorax, the disk longitudinally striated, the scutellum 
smooth and shining, with a few transverse striz behind; the meta- 
thorax with two short stout teeth ; the tarsi and articulations of the 
legs pale rufo-testaceous. The petiole of the abdomen ferruginous, 
the nodes black, the first globose, the second transverse. Abdomen 
ovate, black, smooth, and shining. 
Hab. Celebes (Tondano). 
4. MyrMmica FUSCIPENNIS. M. ferruginea; capite thoraceque pro- 
funde punctatis; alis nigro-fuscis. 
Female. Length 3 lines. Ferruginous, the head and thorax covered 
with large oblong punctures, the punctures occasionally confluent ; 
the mandibles finely striated longitudinally, their mner margin fur- 
nished with a row of small black teeth; the joints of the antenne, 
except the three apical ones, transverse ; the apical joint longest, but 
not forming a club. Thorax, the metathorax with two short acute 
teeth; wings dark fuscous. Abdomen very smooth and shining, and 
much paler than the head and thorax. 
Hab. Celebes (Tondano). 
5. MyRMICA PERTINAX. WM. rufo-fusca, nitida, sparse pilosa; capite 
longitudinaliter striato ; metathorace mutico. 
Worker. Length 13-2 lines. Rufo-fuscous, the head darker than the 
the body ; the anterior portion of the head and the antenne bright 
rufo-ferruginous. The thorax smooth and shining, with a few fine 
punctures, the base and apex of the femora pale in some of the 
larger and darker examples; the abdomen pale at the base, the ex- 
