6. Clavatella 



Fig. 105. — Various forms of I<eptolinee. In 1, a shows the entire colony, b a portion highly 

 magnified ; in 7, a is a species producing nieduaa-buds from the manubrium, b from the bases 

 of the tentacles; dz. ckctylozooids ; m. and M. medusae; mnh. manubrium; mth, mouth; 

 oc. eye-spots ; rail. c. radial canals ; s, sporosacs ; sp. spines ; t, (i, t'^, tentacles. 



VOL. I L 



