111(110) Spores (21)23-29(30) × 14.5-17(18)µm, with apiculate base. Gelatinous sheath broad, distinct. Asci 240-300 × 20-24µm. _Sordaria superba_ - Spores (26)28-35 × (17)18-22µm, with slightly apiculate base. Gelatinous sheath broad, distinct. Asci 280-350 × 30-35µm. _Sordaria macrospora_ 112(110) Spores with gelatinous sheath absent or very thin, 19.5-25 × 15.5-19µm. _Sordaria humana_ (fig. 33) - Spores with gelatinous sheath, up to 15µm diam. 113 113(112) Spores obovoid to broadly ellipsoid, 18-23 × 12-15µm. _Sordaria lappae_ - Spores ellipsoid, 17-25 × 10-14µm. _Sordaria fimicola_ (fig. 33) [Illustration: FIG. 32. _Hypocopra equorum_, perithecium with limited stroma, and detail of ascus tip with blue staining plug and spore. FIG. 33. Ascospores, from left, of _Sordaria fimicola_, _S. humana_ and _Sphaerodes fimicola_.] 114(3) Spores 20-28 × 12-16µm, with subacute ends, each with a germ pore. _Gelasinospora adjuncta_ - Spores larger. 115 115(114) Asci 4-spored. Spores 24-29 × 15-18µm, with rounded ends and one germ pore. _Gelasinospora tetrasperma_ - Asci 8-spored. Spores 26-3 _Gelasinospora cerealis_ 116(4) Perithecia orange to golden, often gregarious, almost spherical, necks ca 50µm diam., 15µm high, setae at ostiole hyaline, up to 35 × 3µm. Spores limoniform, with a germ pore at each end, 15-25 × 9-16µm. _Sphaerodes fimicola_ (fig. 33) - Perithecia yellow or reddish brown (darker when filled with mature spores), neck 50µm long, with setae at the ostiole 40-70µm long. Spores dark brown to black, limoniform, 20-34 × 11-17µm, with apical germ pore. _Melanospora brevirostris_ 117(2) Asci more than 8-spored. see Key 1 at 86 - Asci with 8 or fewer spores, or asci evanescent, not readily observed. 118 118(117) Perithecia orange/yellow, 500-1000µm diam. Spores long (over 45µm) or 2-celled if shorter. 119 - Perithecia smaller, or black or with a neck. Spores shorter (less than 20µm) or septate if longer. 120