326 Psyche [Voi. 93 
Table 1. A list of wasp species collected at Mishana, 1-5 November 1978. The 
number of nests found on each type of host plant ( Maieta , Tococa, or other) is 
indicated. Brachygastra melania was previously only known from Bolivia. 
Species with open nests: 
Nest 
Found 
Maieta Tococa other 
Mischocyttarus synoecus Rich. 
Yes 
1 
M. lecointei Ducke 
Y 
4 2 1 
M. pallidus Zikan 
Y 
2 
M. insolitus Zikan 
Y 
21 
M. latissimus Rich. 
Y 
2 
M. decimus Rich. 
Y 
1 
M. sp. near mirificus Zikan 
Y 
1 
M. carbonarius Sauss. 
Y 
1 
M. silvieola Zikan 
Y 
1 
M. sp. near interruptus Rich. 
Y 
1 
Polistes rufiventris Ducke 
Y 
1 
P. pacificus 
Species with closed nests: 
Y 
(found in clearing near river) 
Angiopolybia pallens Lep. 
A. paraensis Spirola 
Y 
1 
morph ruficornis Ducke 
No 
Apoica thoracica R. du Buyss. 
N 
Brachygastra bilineolata Spinola 
N 
B. buyssoni Ducke 
N 
B. melania Richards 
N 
B. moebiana Sauss. 
N 
B. myersi Bequaert 
N 
Polybia signata Ducke 
Y 
1 
P. sp. near fastidiosuscula Sauss 
Y 
1 
P. sp. 
Y 
1 1 
P. rejecta F. 
N 
P. liliaceae F. 
N 
Protopolybia acutiscutis Cameron 
N 
Pseudopolybia vespiceps Sauss. 
Y 
1 
Stelopolybia angulicollis Spinola 
N 
Synoeca surinama Lep. 
N 
S. virginea F. 
N 
