THAXTER. — NEW LABOULBENIACE.E. 181 



On Nycteis sp., Paris Museum, No. 29, Madagascar. On legs, elytra, 

 and abdomen. Resembling a species of Corethromyces in general appear- 

 ance. 



Laboulbenia insularis nov. sp. 



Perithecium one third or more free, inflated, dark brown, becoming 

 almost opaque, tapering to the rather pointed apex, the lip-edges hyaline. 

 Receptacle elongate, the distal portion concolorous with the peritbe- 

 cium ; cell I suffused with brown above and below, cell II hyaline 

 except for a brown suffusion at its base and distal end. Outer appendage 

 consisting of a large subcorneal basal cell becoming dark brown and 

 bearing terminally a single short erect slender branch, the two basal cells 

 of which are dark blackish brown, the septa usually oblique ; the distal 

 cell somewhat longer than the rest of the appendage, hyaline and soon 

 broken. The inner appendage consisting of a very small basal cell, 

 usually producing a single short hyaline branch about as long as that of 

 the outer appendage. Perithecium 85-95 x 40 ft. Total length to tip 

 of peritbecium 215-275 fi; to insertion-cell 200-250 /z. Appendages, 

 longest 100 fx. 



On Bembidium sublimatum Woll., and B. Grayanum "Woll., Brit. Mus. 

 No. 409, Island of St. Helena. 



Laboulbenia intermedia nov. sp. 



Perithecium about three fourths free, suffused with yellowish brown 

 deeper below the apex, rather stout, slightly inflated, the apex very broad, 

 rounded, often almost flat, short, wholly blackened, the lips indistinguish- 

 able, the wall-cells with a slight spiral twist. Receptacle short and 

 stout, at first hyaline below, becoming concolorous with the perithecium. 

 Outer appendage consisting of a rather large subisodiametric cell bearing 

 distally two or three antero-posterior branches, once or twice branched, 

 the external branchlets brown, basally deeply blackened. Inner append- 

 age consisting of a basal cell similar to that of the outer and producing 

 usually two simple or once branched branches placed antero-posteriorly, 

 the ultimate branchlets in both appendages elongate, tapering slightly 

 distally, hyaline. Perithecia 95-105 X 35-40 li. Total length to tip of 

 perithecium, average 190 fi ; to insertion-cell 120 p. Appendages, longest 

 300^. 



On Anisodactylus tricuspidatus A. Mor., Paris Museum, No. 199, 

 Mon-Pin, (China?). Margin of the elytra. 



