FIGURE 4. Capitate 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 4. Capitate hydroids. a, Tubularia acadiae, hydranth with female gonophores, ROMIZ B629. Scale equals 5 mm. b, Coryne pusilla, part of colony with two hydranths, SNM HYD-000455. Scale equals 0.5 mm. c, Sarsia lovenii, hydranth with male gonophore, ROMIZ B3096. Scale equals 0.5 mm. d, Sarsia lovenii, hydranth with female gonophore, ROMIZ B3106. Scale equals 0.5 mm. e, Zanclea implexa, long pedicel with hydranth, SNM HYD-000493. Scale equals 0.25 mm. f, Zanclea implexa, short pedicel with hydranth and developing medusa bud, SNM HYD-001058. Scale equals 0.25 mm.