CERATIOMYXA, 18 [Greek: keration], a small horn, and [Greek: myxa], mucus. Gr. CIENKOWSKIA, 110 _Leon Cienkowski_; personal CLASTODERMA, 191 [Greek: klastos], broken, and [Greek: derma], dermis, skin or covering. Gr. COLLODERMA, 147 [Greek: kolla], glue, and [Greek: derma], dermis, covering. COMATRICHA, 171 [Greek: kome], and [Greek: thrix], both words meaning hair. Gr. CRATERIUM, 103 [Greek: krater], a vessel. Gr. CRIBRARIA, 216 _cribrum_, a sieve. Lat. DIACHAEA, 185 [Greek: diacheiu], to pour out; the application not patent. Gr. DIANEMA, 238 [Greek: dia], through or across, and [Greek: nema], thread. Gr. DICTYDIUM, 230 [Greek: diktyon], a net. Gr. DICTYDIAETHALIUM, 215 Dictydium and aethalium; the latter from [Greek: aithalos], sooty. Gr. DIDERMA, 129 [Greek: dis], twice or twofold, and [Greek: derma], as above. Gr. DIDYMIUM, 115 [Greek: didymos], double. Gr. ECHINOSTELIUM, 198 [Greek: echinos], a sea-urchin, and [Greek: stelion], (?), a handle or stem. Gr. ENERTHENEMA, 189 [Greek: enerthe], below, and [Greek: nema], a thread. ENTERIDIUM, 211 [Greek: enteron] the intestine. Gr. FULIGO, 23 fuligo, soot. Lat. _=Hemiarcyria=_, 259 [Greek: hemi], half, and Arcyria. HEMITRICHIA, 259 [Greek: hemi], half, and Trichia. HETEROTRICHIA, 256 [Greek: heteros], other, and Trichia. LACHNOBOLUS, 245 [Greek: lachnos], woolly, and [Greek: bolos], a lump. Gr. LAMPRODERMA, 191 [Greek: lampros], shining, and [Greek: derma], as above. Gr. LEOCARPUS, 111 [Greek: leios], smooth, and [Greek: karpos], fruit. Gr. LEPIDODERMA, 144 [Greek: lepis], a scale, and [Greek: derma], a covering. Gr. LICEA, 199 said to be Latin; _licium_, a thrum, a girdle. LINDBLADIA, 203 _A. Lindblad_; personal. LYCOGALA, 233 [Greek: lykos], a wolf, and [Greek: gala], milk. Gr. MARGARITA, 237 [Greek: margarites], a pearl. Gr. MUCILAGO, 113 _mucilago_, musty juice. Lat. OLIGONEMA, 278 [Greek: oligos], few, and [Greek: nema], a thread. Gr. OPHIOTHECA, 240 [Greek: ophis], a serpent, and [Greek: theke], a case. Gr. ORCADELLA, 203 [Greek: orka], a cask (?). Diminutive. PERICHAENA, 242 [Greek: peri], around, and [Greek: chainein], to crack open. Gr. PHYSARUM, 45 [Greek: physa], a bladder, something inflated. PHYSARELLA, 71 Diminutive of _Physarum_. PLASMODIOPHORA, 17 [Greek: plasma], something formed, and [Greek: phoros], that bears. Gr. PROTOTRICHIA, 257 [Greek: protos], first, and _Trichia_. RETICULARIA, 209 _reticulum_, a small net. Lat. STEMONITIS, 156 Like a stamen. TILMADOCHE, 95 [Greek: tilma], lint, and [Greek: doche], containing. Gr. TRICHIA, 267 [Greek: ophix], hair. Gr. TUBIFERA, 205 _tubus_, a tube, and _fero_, I bear. Lat. GENERA AND SPECIES