imA — 



Chlorophyccce, 



Division I. ISOKONTiE. 

 Tamily 'Volvocacex. 



f),'i. Chlamydomoiias Dcbaryaiia 'Iniuisi :ii. - \nrhM|iii;i m" i.'î. 



Lonj;,''. ccll, i,S-u()(;.; hil. crll. i /| ,.'>■ i (i y,. 



()/|. Eudorina elegans Imiuknii. — Ciimlinaiiiarca : ri" \!\. 



(if). Volvox aureus Imiiiknii. — (iiiiKliiiaiiiarca ; n"' iG and a.'i. 



Tamily "Palmellacex. 



«)(i. Palmodactylon variuin N,i:(i. - < !nii(liiiiiiÊi:ii'(;i : ii ■ -i^. 



(J'y, Apiocystis Brauuiana N.i;r,. — (ImidiriiiiiKirca : ii" i!\. 



Tiie rolduios worc vci'v larg't', llie pyi'ilnrni yrlalinoiis i'iivcl()[)r altainiiiu'^ a Icii-.'tli 

 oC •.>()() (7. ; (liatii. ccll. ^i-i> i;.. 



()8. Glœocystis gigas (Kiirz.) Lagkhh. — Anlin(|iiia: n" (]. (àindinaniarca : n"* \!\, 

 i() and -.lis, 



Tamily Prolococcacse. 



()(). Protococcus fuscatus sp. nov. 



V. [larvis et aqiialicis, rpip/ii/ficis ad aiyas tilaiiieiildsas niajures; celhilis anirulari- 

 j^'Iolxisis, plcrumqiic 2, l\, 8, iti, Sa vol G/j in familiis consociatis, ru/ inemhrannm nUjœ 

 filamcntosiv arctc ndha'vente ; chroniatopliora sirii^ula parielali, mairna el loliala, sine 

 pyronoidc ; mrnihninn celliilariim Jlrnut ri J/isrii/n. Miiliipliciilin (■L'Iliilaniiii veiJrelati- 

 vanim ilivisioiio in duas direclioiies altoruante. 



Iliani. coll. 7-1/1 [i.; diani. fani. paiv. (/j ccll ) 16-22 u.. (PI. XXI, fig. i3). 



Ciinriinaniarca : Alladicd (o Oidogoniiim sp.. Laçuna de la Savane de Boffota, 

 Eastern Andes; altit. 258(i-2()oo m., n" \l\. Allaclied to Œrinrfonitim fnbniosum var. 

 coliimbianitin and t/s. /ap/irosporiim, Lau^nna de Iliaque, Eastern Andes; altil. 2oCiii m. 

 n» 23. 



Tlio c[)iplivlic habit nï Protococcus fuscatus is truly reniarkalilc. In ail cases the 

 liost was a species of (Kilngonium and (lie larger familles of 32 or Gii cells formed a 

 compact stratum of one laver in thickness. The altachmenl to ihe wall of the Œdogo- 

 niii/ii is so tirm tliat it niust be duc to some definile secreted substance. The most 



