BiGELOw. — Medusae and Siphonophorae. 



PLATE 1. 



EUTIABA MAYEEl BigeloW. 



Fig. 1. Side view of type-specimen. 



Fig. 2. Upper portion of bell, with bell-wall spread open, to show the gonads. 



Fig. 3. Portion of margin, showing two large tentacles, small tentacles, and 



exumbral ribs. 

 Fig. 4. Aboral view of portion of margin, much enlarged, to show two small 



tentacles, with their pigment. 

 Fig. 5. Segment of margin, in side view, showing a small tentacle with its 



pigment, circular canal, and velum. 



