204 PROCEEDINGS OP THE AMERICAN ACADEMY. 



Peritheciam 92 ■ --</. Total length to tip of peritheciam 200 p. ; to 

 insertion-cell 166 ft. Appendages abonl K»/x. 



()u •• Catoscopus cupripennis Thorn.," Hope Collection, No 291, 

 Borneo No. 299, Sumatra. At base of anterior legs. 



Laboulbenia Taenodemce dot. sp. 



Peritheciam nearly free, slightly inflated, clear translucent brown; 

 the tip abruptly differentiated, externally black with au inner inferior 



hyaline patch, the lips well distinguished hyaline, the inner prominent, 

 rounded, the pore external. Receptacle long and Blender through the 

 elongation of cell II, pale dirty yellowish In-own or nearly byaline. 

 Insertion-cell large, free, blackish, hardly narrower than cells IV and V. 

 Appendages concolorous with the receptacle, the outer consisting of a 

 large basal cell which bears distally as a rule two antero-posterior 

 branches; the inner simple, the outer furcate above its basal cell; the 

 branches stout, slightly tapering, elongate, the inner erect, the outer 

 divergent; its branchletS curving upward: the inner appendage con- 

 sisting of a much smaller basal cell, rounded and bearing one or two short 

 brancldets. Spores about 70 x 5 /x. Perithecia 125—155 X 85-50 p. 

 Total length to tip of perithecium 400-650 /a; to insertion-cell 300- 

 400//. Appendages, longest about 600 /a. 



On Tcenodema sp., Brit. Mus. No. 391. Ega, Amazon. On elytra and 

 superior prothorax. 



Laboulbenia tenuis dot. sp. 



Perithecium relatively small and narrow, dull amber-yellow to brown. 

 the upper half or more i'vrr from the receptacle, tapering somewhat 

 distally, curved toward and partly across the appendages; the tip nol 

 well distinguished, broad, its distal margin often concave, the lips 

 projecting slightly on either side, the lip-cells black except about the 

 pore. Receptacle slender ainl>or-\ ellow. becoming tinged with brown 

 especially distally, Strongly curved throughout, the concave side anterior. 

 Insertion-cell black and thick, narrower than cells IV-V. Appendages 

 as iii L. platystoma, the basal cell of the outer appendage blackened 

 externally, all the branches erect and lying across the tip of the perithe- 

 cium which is bent toward them. The material on CatOSCOpui much 

 larger and darker than that on Mscelus. Perithecia 90-130 • 22 26/x. 

 Total length to tip of perithecium 250-500 ft ; to insertion-cell 425-185/*. 

 Greatest width 37-55 p. Appendages more than 200 a (broki 



