PROCEEDINGS OP THE AMERICAN ACADEMY. 



except that the lower branchlet of each branch bean a single lanre 

 terminal antheridium which becomes brown ; the outer appendage and 

 the two branches of the inner erect and close together or more or 

 Btronglj and irregularly divergent Perithecia, average 200 < .".l'/i 

 illn 260 < 45-60p) including stalk. Total length to tip of perithe- 

 cium 260 600/»; to insertion-. vll L85-370/i; greatest width 65-100 /t. 

 Appendages 220-330 p. 



On Oalophoma bi/asciata Oliv., Brit. Bins. No. 509, South America; 

 on Calopkcena sp., Brit Mus. No. 512, Nanta, Amazon ; on Cordiste* 

 bicinctus Dej., Hope Collection, No. 268, Columbia; on Cordistes? Bp., 

 U. S. National Museum, Central America; on Helluomorpha melanaria 

 Reich., Brit. .Mus. No. 527, Ega, Amazon. 



Laboulbenia tuberculifera nov. sp. 

 Perithecium deeply suffused with smoky brown, free except the lower 

 fifth; the tip not abruptly distinguished, nearly black, the distal margin 

 somewhat oblique, mostly straight with an outer more or less ill defined 

 tooth-like promiuence ; in genera] variable, the lip-cells not prominent. 

 Receptacle rather long and slender, cell 1 quite hyaline below, distally 

 tinged with deep brown and coarsely punctate ; cell II tinged with 

 brown and punctate below, otherwise nearly hyaline, except for the 

 presence of a series of deep brown short tubercular transverse ridges on 

 one side of cell IV and the basal cells of the perithelium which are deep 

 brown, the rest subhyaline, cell IV bulging. Outer appendage simple, 

 slender, the basal cell sometimes long and somewhat inflated : the inner 

 appendage consisting of a small basal cell with a short branch on either 

 side. Perithecia about 140 X 50 yu. Total length to tip of perithe- 

 cium, average 340 M ; to insertion-cell, average 225 ^ ; greatest width t',ii M . 

 Appendages 225 p (longest). 



On Serrimargo rjuttiger Schaum., Brit. Mus. No. 558, Penang, East 

 Indies. On base of elytra. 



Laboulbenia uncinata nov. sp. 

 Pale yellowish, becoming tinged with pale reddish yellow. IVrithe- 

 rinm more than one half free, stout, nearly oblong, the blackened lip-cells 

 recurved externally through the rounded upgrowth of the inner distal 

 portion of the perithecium which makes them almost lateral in position, 

 the outer lip-cell often twice as long as the others and more prominently 

 recurved, its projecting portion translucent, rounded. Receptacle 



