154 PROCEEDINGS OF Till: AMERICAN ACADEMY. 



intelligible. The very large mass of material obtained naturally contains 

 many of the Bpecies previously reported, illustrating more fully than \\a^ 

 formerly possible the geographical distribution) variation, and hosts of 

 many of the species, cotes concerning which are likewise reserved tor a 

 more extended paper. The numbers referred to apply to the specimens 

 examined, which in the Hope and l'.riti.-di Museum collections were 

 labelled if found to 1"' infested. A portion of the specimens examined 



a! Paris were also labelled, but unfortunately this was not done in all 



Laboulbenia Acrogenis nov. 6p. 



Perithecium rather Blender, free except al its base, pale yellowish or 



straw-colored, hecoining yellowish brown, tapering to the neck-like rather 

 Blender often almost clavate apex, the lip-cells hyaline, well distinguished, 

 the pore obliquely external: below more or less deeply Buffused with 

 smoky brown, especially the outer half, the posterior (outer) sub- 

 terminal wall-cells very often becoming deeply suffused with Bmoky 

 brown. Receptacle rather Bhort, becoming slightly suffused with yellow- 

 ish brown, normal in form, sometimes Blightly inflated between cells I 

 and II. Outer appendage counting of a large rounded ba>al cell 

 bearing four to eight branches arranged antero-posteriorly in a more or 

 less deiinitely double row, their insertions forming a continuous deeply 

 blackened area, their cells inflated, with blackened septa, successively 

 je to three times branched antero-posteriorly. The inner append- 

 age consisting of a much smaller basal cell producing from one to two 

 branches similar to those of the outer, one on either side. The antheridia 

 solitary or from two to four, borne rather regularly on Bhorl branchlets. 

 Perithecium 1)0-175 X 28-3o </. Antheridia 1 4 « long. Total length 

 to tip of the perithecium l'JO-360^. Appendages 85-100 ,</. Spores 

 about •!<> it. 



On Acrogenys liir.«'t<i MacLeary, Brit. Mus. Nos. G68 and 5l's, 

 "Australia'' and Union Keel'-. Australia. ( Venning on the inferior 

 posterior margin of the prothorax ami the adjacent portions of the 

 thorax. 



Laboulbenia adunca nov. sp. 



Perithecium long and Blender, Btraight or nearly so, the outer half 

 clear dark translucent brown, the inner pah- olivaceous, wholly free, a 

 very Bhorl narrow hyaline neck formed by the basal wall-cells; the tip 

 well distinguished, wholly blackish below or especially on the inner 



