Dendrostoma bland u m. 



Fio;. 90. — (Side view ol' the main stems of tentacles. 20 x , 

 Fig. 91. — Magnified view of a portion of the digestive canal, showing 

 the rectal gland {rg), the fixing muscles {fin), efr. 5 x . 



Di'itdrcMoiiia mi nor. 



Fig. 92. — A i)apilla from the iK)sterior body end; surface view. 294 x. 

 Fig. 93. — Side view of a pa{)illa from the hooked region of the introvert. 



265 X . 

 Fiu'. 94. — One of the scattered hooks of the introvert. 410 x . 

 Fig. 95. — A specimen dissected. 



Thn/<i,sse»/a o/cdoni. 



Fig. 9G. — Specinjen dissected ; the greater part of the digestive canal is 



cut ofi". 3 x . 

 Fig. !t7. — JMagnified figure of a segmental organ. 



Tludatiseiiui ihaicosuik. 



Fig. 98. — Magnified view of a dissected si)ecimen, showing only the an- 

 terior body end. 



ThalanHenta fasvLiin. 



Fig. 99. — Magnified view of a dissected specimen, showing only the an- 

 terior body end. 



Tli'dostivhia iiiausensc. 



Fig. 100. — Specimen dissected ; the greater part of the digestive canal is 

 cut olf. 



Bonellia minor. 



Fig. loi. — Distal portion of an anal gland of the female. 20 X. 



Fig. J 02. — Male worm, drawn from a stained toto preparation. 131 x. 



Ji()U(/lia misal:i('utiis. 



Fig. 103. — Specimen dissected, all internal organs In .situ. 2 x . 



Fig. 104. — One of the secondary branches of the anal gland. Highly 



magnified. 

 Eig. 105. — Male worm, drawn from a stained toto preparation. 56 x . 



