34 



Hab. in rupibus humidis, nec non in terra turfosa nuda vel inter 

 licbenes et muscos per Europam passim. 



Ch. cinnamomeus (Protococcus cinnamomeus Ktz. 1. c. T. 5. Pleuro- 

 coccus cinnamomeus Menegh. Nostoch. p. 42. T. V. F. 3.). Ch. strato 

 crustaceo, e rubro cinnamomeo ; cellulis singulis , plerumque geminis, 

 cytiodermate subcrasso homogeneo vel sublamelloso, cytioplasmate homo- 

 geneo solido cinnamomeo-aureo. v. v. 



Diam. cell. sing. »/700 — V'220'" = 0,00012—0,0004". 



Hab. in terra mucosa umbrosa; in ollis horti botanici detexit cl. 

 Meneghini. 



Species mihi non satis notae. 



Ch. chnaumaticus (== Protococcus chnaumaticus Ktz. Tabul. I. 

 T. 3.). Ch. strato nigro crustaceo ; cellulis opacis , hirtis , globosis, 

 simplicibus aut partitis , fibris ramosis cartilagineis intermixtis , mem- 

 brana gelinea (cytioderma , tegumentum) firma , cartilaginea , crassa, 

 opaca, fusco-nigrescente, hirta, nucleo (cytioplasmate) viridi solido 

 granuloso. Diam. ad x j\m'". — In rupibus Hercyniae. 



Ch. fuligineus (= Protococcus fuligineus Lenormand in Ktz. Tabul. 

 et Spec) Ch. viridi-fuligineus ; cellulis globosis simplicibus aggregatis ; 

 membrana gelinea mediocri, nucleo subgranuloso. Diam. */250 — ^jW". — 

 In Gallia. 



Ch. brunneus (= Protococcus brunneus Ktz. 1. c). Ch. strato 

 obscure fusco; cellulis subaequalibus simplieibus globosis , membrana 

 gelinea tenui, nucleo microgonimico olivaceo-fusco , medio puncto hya- 

 lino notato. Diam. l /s50 — V—i/". — Inlacu stagnanteHercyniae superioris. 

 Eomer. 



Ch.fusco-ater (== Protococcus fusco-ater Ktz. 1. c). Ch. strato crustacco 

 tenuissimo nigro ; cellulis obscure fuscis liberis, plcrumque simplicibus 

 globosis, diametro '/ s,| o — '/.mki'", membranula gclmea tenuissima. — 

 In saxis montium. 



Ch. aurantio-fuscus (= Protococcus aurantio-fuscus Ktz. 1. c). 

 Ch. strato obscure fusco ; cellulis simplicibus , globosis, membranula 

 gelinea crassiuscula , nucleo aurantio-fusco solido subtiliter granuloso. 

 Diam. ^/oou — V^o"'- — InterLcptotricem muralem caldariorum (Kiitzing). 



II. OIoeocapNa (Ktz. 1843) NHgeH emend. (1849): Cellulac 

 spbacricae ant singulae aut numcrosae in familias consociatae; singulae 

 (cellulae nucleus, gonidium Ktz.) tegumcnto vesiculiformi (cytiodermate 

 tumido) inclusae, post divisionem spontaneam in ccllulas duas filiales 



