GLOSSARY 



OF THE 



PRINCIPAL TERMS USED IN THE SYNOPSIS. 



AcANTHOTHECA. (" AKavda, a thom, a prickle, and 0?//fj/, a cover- 

 ing.) One of the classes of entozoa has received this name, 

 in consequence of the numerous little projections with which 

 the bodies of the worms comprised in it are covered. 



AcEPHALOCTST. (A, not; K€(paX^, a head; and Kvans, a bladder.) 

 The headless hydatid, which presents a bladder-like appear- 

 ance. 



AcTJLEATUs. (Aculeus, a prickle.) This term has been given to 

 a species of Dactylius, which was once observed in the 

 urine by Mr. Curling, and which has a number of sharp 

 spinous processes upon its integument. 



Alata. {Alafus, winged.) A term applied by BeUingham to a 

 a species of Ascaris which is furnished with two wing-like 

 expansions near the head. 



Altricipaeiens. (Vide Scolicipaeiens.) 



Anchtlostomtjm. ('A^kwXi/, a contraction, and aTOfxa, the 

 mouth.) A genus of nematoid worm, in which the anterior 

 part of the body is contracted. 



AscAEis. (2/crt//jw, to move quickly.) A genus of the nematoid 

 worms. 



Bacteeium. (BaKT»//)(oi/, from ^mvw, to move about.) One of 

 the genera of the Protozoa. 



BoTHEiocEPHALUS. (^oOpiov, a trench or groove, and Kec/iaXij, 

 a head.) A genns of the cestoid entozoa, which has two 

 lateral, longitudinal grooves upon its head. 



Ceecaeia. (Ke'/j/cos, a tail, and aplv, a file.) This name has 

 been given to the larva of the distomum, which is furnished, 

 during the earlier portion of its existence, with a tail, and 



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