subglobosa uncinulorum circa 9 corona simplici. Receptn" 

 culum subglobosura compressum. Corpus obconicum lacteum 

 receptaculo quinquies longius. Longit. . . . crassit. . . . 



Gregarina oligacanHia Siebold: in Neiies?. Sclirifr. d. Natnrf. Gesell. iti 

 Danzig III. 2. H. 66. Tah. III. 55. — Dujardin: Hisf. nat. des Hel- 

 mintb. 638. — Fi'antz.ius observ. q. d. Gregarinis 24. 



Habitaculum. Agrion Porcipula: in intestinis (^Siebofd et 

 Frantzius). 



9, Gregavin» SiebolcHI KOELLIKER. 



Proboscts subcylindrica gracilis apice capitellata uncinu- 

 lis 4 — 6 coronata, basi dilatata. Receptaculum subhemi- 

 sphaericum. Corpus longe ovatum receptaculo triplo longius^ 

 lacteum. Longit. totalis J — 1"'« longit. prob. ^ — ~"'^ longit. 

 recept. ~ — yi"''i lon^;. corp. ^i — -h"'i crassit. prob. 7^/'; cras- 

 sit. recept. ^"'; crassit. corp. ^"'. 



Gregarina Sieboldii Kolliker: in Schleidens Zeilsclirift f. wiss. Bolan. 

 I. 10—12. Tab. II. 16—19. 



Habitaculum. Ayrinnis species plur. : in larvis i^Kbl- 

 liker). 



3. C^re^avina miliavia DIESING. 



Proboscn cylindrica gracilis , apice obtuse conica, unci- 

 nulorum seriebus 10 — 20. Receptacuhim subglobosum com- 

 pressum papillosum. Corpus ellipticum turgidum receptaculo 

 triplo longius 5 laete aurantiacum. Longit. f "; crassit. ... 



Ecliinorhynchus miliariiis Zenker. Gamari pulicis Iiist. 18. Fig. 7. 45. — 



Dujardin hist. nat. d, Helminth. 542. 

 Echinorhynchus Astaci fluviatilis Siebold: in Wiegnianns Arch. I. 64. 



Not. 1. 



HabitacuJum. Gamarus Pule.T: \n cnsn ioiin^Uuncx., polis- 

 sitnum versus dorsum, vesicxila pellucida inclusa , autumno fre- 

 quentissime (Zenker). — As acus fluviatilis: ad inteslina {Siebold). 



4. eregafina diiriuens DIESING. 



Proboscis cylindrica brevis gracilis, apice longe conica 

 obtusa, uncinuloruin seriebus 10 — 20. Receptncuhim subglo- 

 bosum papillosum. Corpus oblongum per intervalla coarctatum 



