THE WHEEL ANIMALCULES (R0TAT0RL\) 607 



90 (4) Jaws incudate, save in Ascomorpha. Intestine and anus lacking save 



^^ ^''''P' Suborder Asplanchnina. 



Sac-shaped rotifers, usually without a foot, though in some cases a sm-ill f.w.f Jc r.r». ^. 

 the posterior part of the ventral surface. ' "^'^ '^ P*^^"^ "° 



One family only Family Asplanchmdal . . 91 



91 (94) Foot present 



92 (93) Intestine absent Asplanchnopus de Guerne. 



Two or three species. 



Representative species (Fig. 927) 



Asplanchnopus myrmcico Ehrenlx-rg. 



93 (92) Intestine present Harringia Bcauchamp. 



Only one species (Fig. 928) Harringia eupoJa Gosse. 



94 (91) Foot absent q5 



95 (96) Large clear rotifers w^ith incudate jaws Asplanchna Gosse. 



Many species. 



Representative species (Fig. 929). . . Asplamhna priodonUi Ciosse. 

 (Fig. 869, page 583). . .1. hcrrickii de Gucrnc. 



96 (95) Very small rotifers, usually colored or opaque; jaws not incudate. 



Ascomorpha I'erty, 



, One or two species. 



Representative species (Fig. 930) [scovwrpha ccaudi< V^^^^^' 



