116 ABSTRACT OF THE INFUSIONSTHIERCHEN OF EHRENBERG 



I.POLYGASTRICA. 



Invertebral animals having no pulsating vessels ; the intestinal canal 

 provided with numerous globular digestive 

 sacs, or stomachs ; motion performed by 

 pediform processes (very often vibrating), 

 no true articulated feet being present ; 

 hermaphroditic. Form of body indefinite, 

 from its property of increasing by gemmae 

 and spontaneous self- division. 



Self-division perfect (Illoricated MONADINA. 



g | ( Loricated. CRYPTOMONADINA 



o . 



Body devoid of I A ^^ t ^ J ( VOLVOCINA. 



appendages j Self-division imperfect I 



io (no pediform / or incomplete J VIBRIONIA. 



processes) (hence clustering) 



Gymnica. \ CLOSTERINA 



fllloricated ASTASIJEA. 



o Form of bodyJ 



( varying. ( Lor i cat ed DINOBRYINA 



*j g" Illoricated AMCEB^A. 



o 3 / 



Pediform Pro- C A compound pediform process from ) ARCELLINA 



cesses.varyingJ I one aperture 



Pseudopoda. \ Loricated \ A simple pediform process from one) B ACILLARIA 



or each aperture J 



( Illoricated CYCLIDINA. 



Hairy. I 



Epitricha. ( Lor i cated PERIDIN^EA. 



_, fllloricated ... VORTICELLIA. 

 i Having but one orifice both for the reception and J 



a discharge of nutritious matter. -Anojnsthia. | Loricated ... QPHRYDNINA. 



| Having an anal and an oral orifice, one at f Illoric ated ENCHELIA. 



each extremity. Enantiotreta. 



^Loricated COLEPINA. 



1 1 (Mouth furnished with a pro- j TRACHELINA . 



/ Orifices not terminal nloricated j OOSC1S ; tai1 not P resent 

 (oblique or varying) -| (Mouth anterior, tail present ... OPHRYOCERCINA 



Allotreta. 



VLoricated ASPIDISCINA. 



/ ( Locomotive organs Cilii COLPODEA. 



Orifices Illoricated j 



ventral. v Locomotive organs various OXYTRICHINA. 



Catotreta. 



VLoricated EUPLOTA. 



