germination, [501], [503], [514];

resemblance to ephippian ova, [493]

Steenstrup, on Tape-worms, [76]

Steganoporella, [530]

Stelechopoda, [344]

Stelechopus, [342]

Stenostoma, [44], [49];

asexual reproduction, [44]

Stephanoceros, [202], [205], [210], [213], [220], [221]

Stephanops, [225]