TABLE 1 in Two new species of Syllidae (Annelida) from Misaki Bay and Sugashima Island, Japan

TABLE 1. Comparative list of key characters, reproductive mode and distribution for Virchowia species. Virchowia christophi sp. nov. in bold. S: scissipary, AS: anterior scissiparity. VirchowiaPharynx sinuationTrepan teethProventricle in chaetigerReproductive modeChaetae Morphology (Compound)DistributionReferencesV. branchiata (Averincev, 1972)1-several20 uneq 1L+(1–3)S6–8(2–3)S; AStwo large teeth at top, serrations along edge, short + thickAntarctic OceanAverincev 1972; Nygren 2004V. clavata (Langerhans, 1879)Several24 eq5(1)S; AStwo large teeth at top, serrations along edge, long+ slenderNortheast AustraliaNygren 2004V. japonica (Imajima & Hartman, 1964)???S; AS?two large teeth at top, serrations half way, long+ slenderPacific Ocean (Japan)Imajima & Hartmann 1964V. longipharyngia (Hartmann-Schröder, 1989)Several20 eq4–5(1)?no large teeth at top, serrations along edge, long+thickSouthwest PacificNygren 2004V. pectinans (Hartmann-Schröder, 1983)117 uneq 1L+(1–2)S5–6(2)S; ASsecond tooth very large, serrations along edge, shorter + slenderEast Indian OceanNygren 2004V. spirifer (Augener, 1913)128 uneq 1L+(1–3)S3(1)S; ASsecond tooth very large, no serrations, one small tooth on the edge, long+slenderSouthwest Pacific, East Indian OceanHartmann-Schröder 1989; Nygren 2004V. christophi sp. nov.2 sinuations25 uneq 1L+(1–2)S3–6S; AStwo teeth at top, second larger, no serrationsPacific Ocean (Japan)This study