ENCALYPTA. 



[ 282 ] 



ENCIIELYS. 



lymperaceae (Pottioid Mosses), containing 

 several British species. 



BIBL. Wilson, Eryol Br. 140; Berk. 

 Handb. 246. 



Fig. 193. 



Fig. 194. 



Encalypta commutata. 



Pig. 193. A single plant. Magnified 5 diameters. 

 Fig. 194. The mouth of the capsule, showing the 

 rudimentary peristome. Magnified 50 diameters. 



Fig. 195. 



Fig. 196. 





Encalypta commutata. 



Fig. 195. Capsule on stalk, with vaginule at base, 

 and calyptra above. 10 diameters. 



Fig. 196. Capsule enclosed in its calyptra. 20 di- 

 ameters. 



ENCEPH'ALOID, or ENCEPHALOID 

 CANCER. That form of cancer in which 

 the morbid substance has the appearance 

 and consistence of the medullary part of the 

 brain; hence sometimes called medullary 

 cancer. 



See TUMOURS, CANCEROUS. 



ENCHE'LIA, Ehr. A family of Infu- 

 soria. 



Char. No carapace, ciliated, oral and 

 anal orifices at opposite ends of the body. 



Ehrenberg distinguishes the genera thus : 



Mouth 

 tooth- H 

 less. 



Sur- 

 face 

 with 

 very 

 fine 

 cilia 



Sur- 

 face 

 with 

 evi- 

 dent 

 cilia 



, . 



double . . .Dlsoma. 



Mouth directly trun- 

 cate, without a lip ... 



Mouth with te eth .............................. Prorodon. 



Dujardin's family Enchelia bears no re- 

 lation to that of Ehrenberg. He defines it 

 as consisting of animals partly or entirely 

 covered with diffused cilia, no mouth ; and 

 subdivides it thus : 





Cilia at one end ..................... Acomia, 



Ciliain a longitudinal furrow Gastrochceta. 



all over 



{Cilia all alike ........................ EncheJys. 

 Both cilia and trailing ) . , 



retractile filaments } ...... Alyscum. 

 One long straight ) 

 cilium posteriorly f ............... Uronema. 



Kent includes in the family : Enckelys, 

 Metacystis, Perispircij Anophrys, Colpoda, 

 and Tillina. 



ENCHEL' YODON,Cl.&Lach. A genus 

 of Holotrichous Infusoria. 



Char. Free, ovate, narrowed in front; 

 mouth terminal, with a longitudinally pli- 

 cate oesophagus. 



Two species ; freshwater and marine. (01. 

 & Lachm. Inf. 316; Kent, Inf. 503.) 



EN'CHELYS, Hill. A genus of Infu- 

 soria, family Enchelia, Ehr. (TRACHELINA. 

 01. & Lach.). 



Char. Body single, ovate, free, very finely 

 ciliated on the surface; mouth without 

 teeth, ciliated, directly truncated. Bog- 

 water and infusions. 



E.pupa, E. (PI. 30. fig. 48). Body ovate, 

 turgid, attenuated in front, containing yel- 

 lowish-green granules; length 1-144". " 



