DES GRIPTMON- OF Rr ATES 
Abbreviations. 
amp. = ampulla. sp. = spine. spo. = sponge. dac. — dactylozooid. st. = style. dac. p. = dactylopore. 
gast. p. = gastropore. y. gast. — young gastropore. gast. sc. = gastropore scale. coen. p. = pore of the 
coenosarc canal system. n. cyc. — new cyclosystem. nem. = nematophore. 
