SUCTORIA 705 



Genus Endosphaera Engelmann. Spherical without lorica; without 

 tentacles; budding endogenous; swarmer with 3 equatorial ciliary 

 bands ; parasitic in Peritricha ; fresh and salt water. 



E. engelmanni Entz (Fig. 333, b). 15-41)u in diameter; imbedded in 

 the host's cytoplasm; swarmer 13-19^ in diameter; in Opisthonecta 

 henneguyi (p. 685), and other peritrichs. 



Genus Allantosoma Gassovsky. With neither lorica nor stalk; 

 elongate; one or more tentacles at ends; macronucleus oval or spheri- 

 cal; compact micronucleus; a single contractile vacuole; cytoplasm 

 often filled with small spheroidal bodies; development unknown; in 

 mammalian intestine. 



A. intestinalis G. (Fig. 333, c). 33-60/i by 18-37/x; attached to vari- 

 ous ciliates living in the caecum and colon of horse. 



A. dicorniger Hsiung (Fig. 333, d). 20-33)u by 10-20/1; unattached; 

 in the colon of horse. 



A. hrevicorniger H. (Fig. 333, e). 23-36)U by 7-11^; attached to 

 various ciliates in the caecum and colon of horse. 



Genus Anarma Goodrich and Jahn. Radially or somewhat bi- 

 laterally symmetrical; without stalk or lorica; attached directly or 

 by a short protoplasmic process to substratum; 1-2 fascicles of capi- 

 tate tentacles; multiplication by external budding near base or by a 

 single internal ciliated bud; conjugation; ectocommensal on Chryse- 

 mys picta hellii. 



A. multiruga G. and J. (Fig. 332, a-d). Body cylindrical, 70-150)U 

 by 35-70/z; body surface with 7 or 8 longitudinal folds; pellicle thin; 

 cytoplasm granulated ; nucleus ribbon-form ; 2-6 contractile vacuoles, 

 each with a permanent canal and a pore; attached directly or indi- 

 rectly to the carapace and plastron of the turtle. 



Genus Squalorophrya Goodrich and Jahn. Elongate; radially sym- 

 metrical; lorica, rigid, close-fitting, covered with debris; with a stalk; 

 capitate tentacles at distal end; ectocommensal on C/ir?/scm?/s pt'cto 

 hellii. 



S. macrostyla G. and J. (Fig. 332, e, /). Cylindrical, with 4 longi- 

 tudinal grooves; body about 90/x by 40yu; striated stalk, short and 

 thick, about SO/jl long; lorica highly viscous with debris; nucleus 

 ovoid to elongate, sometimes Y-shaped; 2 contractile vacuoles, each 

 with a permanent canal and a pore; on Chrysemys picta hellii. 



Genus Multifasciculatum Goodrich and Jahn. Radially or bilat- 

 erally symmetrical; stalked; without lorica; pellicle thin; several 

 fascicles of tentacles on distal, lateral and proximal regions of body; 

 ectocommensal on Chrysemys picta hellii. 



M. elegans G. and J. (Fig. 332, g). Body ovoid; 50-90)U by 20-50^; 



