FIGURE 7. Filiferan hydroids. a in Additions to the hydroids (Cnidaria, Hydrozoa) of the Bay of Fundy, northeastern North America, with a checklist of species reported from the region

FIGURE 7. Filiferan hydroids. a, Corydendrium dispar, colony with three hydranths, SNM HYD-000871. Scale equals 0.5 mm. b, Corydendrium dispar, distal end of hydrocaulus with a hydranth, SNM HYD-000871. Scale equals 0.25 mm. c, Rhizogeton fusiformis, hydranth and young female gonophores, ROMIZ B3101. Scale equals 0.5 mm. d, Rhizogeton fusiformis, developing female gonophores, ROMIZ B3101. Scale equals 0.25 mm. e, Rhizogeton fusiformis, female gonophores, ROMIZ B3101. Scale equals 0.25 mm. f, Bougainvillia muscus, part of colony with two hydranths, ROMIZ B3120. Scale equals 0.25 mm. g, Bougainvillia muscus, part of colony with medusa buds and tendrils, ROMIZ B3120. Scale equals 0.5 mm.