10 MECOPTERA AND PLANIPENNIA 
Body { 26 mm, forew. {13,Q 13!/} mm., hindw. °{ 12, Q 121/, mm. 
QI » ‚gr.br. 12,9 3 w ‚gr.br. J 2',,92, vw. 
Habitat: Java. 
The types are in the Oxford and British Museums; they 
are from Java and collected by Wallace. In the Leyden 
Museum are two couples from Java, collected by S. Müller, 
and one ¢ from Ambarawa, Hast Java, collected by Lude- 
king, which are identified by Mac Lachlan. 
Panorpa jacobsoni, n. sp. 
(Plate 1, fig. 4, ’). 
Nearly related to nematogaster, but readily distinct by the 
following characters: 
Smaller, the body of the same colour but the rostrum 
blackish brown, very narrowly yellow at the sides. Palpi 
brownish with black annulations and tip. Thorax yellow 
Fig. 5. 
P. jacobsoni, n. sp. P. jacobsoni, u. sp. 
9th segment of /, underside. Genitalvalve of /, lateral vicw. 
orange, the pro- and mesonotum blackish in the anterior 
half. Legs yellowish. The tarsi with dark annulations. 
Notes from the Leyden Museum, Vol. XX XI. 
