5132 Tue ZooLtocist—OcToBER, 1876. 
being the first instance that had come to his knowledge of the parasite 
infesting the nests of that species of humble-bee. 
Dr. Sharp communicated the following list of localities of some species 
of Amazonian Staphylinide discovered by Dr. Trail, and described by 
Dr. Sharp in the ‘ Transactions of the Entomological Society of London,’ - 
1876, pp. 27—424 :— 
Placusa confinis. Lages, near Manaos. 
Diestota sperata, Homalota Traili, Gyropheena parca, G. debilis, G. boops, 
Coproporus tinctus, Sunius strictus. Berury, on the east bank of the Rio 
Purus, near its junction with the Solimoes, or Upper Amazon. 
Calodera syntheta, Homalota brevis, H. gilva, Gyrophena parca, G. levis, 
G.juncta, G. convexa, G. sparsa, G. quassa, G. tridens, G. boops, G. debilis, 
Conurus setosus, Plociopterus letus, P. Traili. Gaviao, on the west (é. e. the’ 
left side descending) bank of the Rio Jurua, about three hundred miles from 
its mouth (about 4° S.). 
Gyrophena pumila, G. parvula, Coproporus distans, Xantholinus anticus, 
Palaminus discretus, Stenus pedator, Bledius similis. Jurucua, on the 
east bank (i.e. right, descending) of the Rio Purus (about 7° S.). 
Coproporus curtus. Parentins or Juruty, on the south bank of the Lower 
Amazons, about one hundred miles above Obydos. 
Coproporus politus, C. ignavus, C. cognatus, Philonthus Traili, Stenus 
Traili. Anana, on the north bank os the Solimoes or Upper Amazons, not 
far above Manacapuru. 
Coproporus conformis, Cryptobium triste, Sunius insignis, Stenus ex- 
cisus, Omalium nanum. Pupunha, on the west bank of the Rio Jurua 
(about 5°S.). 
Dolicaon distans, Bledius albidus. Mouth of Lago de Pao, left bank of 
Rio Jurua (about 3° S.). 
Cryptobium Traili, Bledius muticus, B. modestus. West bank of Rio 
Madeira, above Abelha (about 7° S.). 
Pcederus punctiger. Cararaucu, north bank of Lower Amazons, about 
one hundred miles below Villa Bella (formerly Villa Nova). 
Bledius addendus, B. simplex. Rio Solimoes, or Upper Amazons, off the 
Tlha de Catua, near Teffé (formerly Ega). 
Papers read. 
The following memoirs were read :-— 
“Note Dipterologicee. No. III. Monograph of the Genus Systropus, 
with Notes on the Economy of a new Species of that Genus.” By J. O. 
Westwood, M.A., F.L.S., &c., President of the Entomological Society. 
“Note Dipterologice. No.IV. Descriptions of new Genera and Species 
of Acroceride.” By J. O. Westwood, M.A., F.L.S., &.—F’. G. 
a ee 
