FIGURE 6. A in On a collection of shallow-water hydroids (Cnidaria: Hydrozoa) from Guadeloupe and Les Saintes, French Lesser Antilles

FIGURE 6. A to E: Sertularella peculiaris (Leloup, 1935)—two erect colonies (A); fragment of colony with stolonal hydrotheca, a small erect stem and a gonotheca (B); stolonal hydrotheca in posterior (C) and lateral (D) views; frontal view of the hydrothecal aperture (E). F and G: Sertularia loculosa Busk, 1852—fragment of stem (F); gonotheca (G). H and I: Sertularia marginata Kirchenpauer, 1864—fragment of stem (H); gonotheca (I). J and K: Sertularia notabilis Fraser, 1947—fragment of stem (J); frontal view of the hydrothecal aperture (K). L and M: Sertularia rugosissima Thornely, 1904—fragment of stem (L); latero-dorsal view of hydrotheca, showing the internal, abcauline projection of perisarc and the opercular flaps (M). Scale bars: 50 µm (E, K); 100 µm (M); 200 µm (C, D, F, J, L); 300 µm (B); 400 µm (A, G); 500 µm (H, I).