I 
I 
MONOGRArn OP THE LABOULBEXIACK.E. J^57 
Genus YIII. Peyritschiella. Asymmetrical receptacle consisting of several superposed 
transverse series of cells above its one or two basal cells; antheritliiHu single, lateral. Feri- 
thecia free. 
(1) P, curvata Thaxter, on Plat^nus emctieolUs Pay, N. Amoi'ica. 
(2) P. minima Thaxter, on Platpins cincticollis Say, N. Aniorioa. 
(3) P. geminata Thaxter, on PterostichuB luctnosus Dej., P. patrudis Dcj., I\ crytliropuB 
Dcj., N. America. 
(4) P. nigrescens Thaxter, on Fhilonthus dehllli Grav., N. America. 
Genus IX. Dichomyces. Symmutrical receptacle of several super]»o8ed transverse series 
of cells, the basal cell single; a pair of antlieridia on the subtermliml series. Perithccia free. 
(1) D. furciferus Thaxter, on PJuIontJms (Jrhi/ls Grav., N. America, 
(2) D. insequalis Thaxter, on FliUonthus dehilis Grav,, N. America. 
Xi 
iVmcrica. 
(4) D. princeps Thaxter, on PJiilonthus sordldm Grav., X. America. 
Genus X. HvDR^oriiYCES. llcccptacle asymmetrical, its distal portion united to the pcri- 
thccium ; its three basal cells superposed. Aquatic. 
(1) H. Halipli Thaxter, on ILdlj^lus rufieollis De G., Cnemidotus fmiticus Lee., X. 
America. 
Genus XL Chitonomycks. Receptacle asymmetrical, its distal portion united to the peri- 
tliecium ; its tw^o basal cells superposed. Aquatic. 
(1) C. paradoxus (Peyritsch), on Laecophilus rnaadosus Germ., LaccopJnlus sp. indet, X. 
America; L. hyalinus Dej., L. minutuB Sturm., Europe. 
(2) C. appendiculatus Thaxter, on Laecophilus maculosus Germ., N. America. 
(3) C. distortus Thaxter, on Laecophilus viaeulosus Germ., N. America. 
(4) C. spinigerus Thaxter, on Laecophilus maculosus Germ,, X. America. 
(5) C. uncigerus Thaxter, on Laecophilus maculosus Germ., X. America. 
(6) C. melanurus Peyritsch, on Laecophilus hyalinus Dej., i. minntus Sturm, Europe, 
(7) C. marginatus Thaxter, on Laecophilus maculosus Germ., Laecophilus sp. indet, 
Hijdroporus sjyurius Lee, N, America. 
(8) C, rhyncostoma Thaxter, on Ilydroporus spurius Lee, Laecophilus maculosus Germ., 
X. America. 
(9) C- lichanophorus Thaxter, on Laecophilus maculosus Germ., X, America. 
(10) C. uncinatus Tliaxter, on Laecophilus maculosus Germ., Hydroporus spurius Lcc, X. 
America. 
(11) C. affinis Tliaxter, on Laecophilus 7naculosus Germ., Hydroporus sp., X. America. 
• (12) C. hyalinus Tliaxter, on Laecophilus maculosus Germ., X. America, 
(13) 
sp. indet., X. America. 
Hy 
(14) C. Bidessarius Thaxter, on Bidessus granarius Aube, X- America. 
(15) C. borealis Thaxter, on Besmopaehria convexa Aube, X. America. 
(16) C. aurantiacus Thaxter, on Besmopaehria convexa Anbe, X. Amer 
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