Table 2 in Partial revision of northern European Prionospio Malmgren, 1867 (Annelida: Spionidae)

Table 2 (continued on next page). Morphological characteristics of species of the Prionospio steenstrupi Malmgren, 1867 group with dorsal crests on chaetiger 7 and a series of subsequent chaetigers. SpeciesEye number, shape and sizeProstomium shapeCaruncle lengthSabre chaetae start [chaetiger]Neuropodial hooks start [chaetiger]Lower part of neuropodial lamellae of chaetiger 2Dorsal crest sizeDorsal crest end [chaetiger]RegionP. cooki Radashevsky, 2015two pairs; single spotsanteriorly broadly roundedend of chaetiger 41012–14ventrally pointedall low22AustraliaP. atrovitta Gopal et al., 2020no eyesnarrow, anteriorly roundedend of chaetiger 115–1616–18roundedall low17North Indian OceanP. cristata Foster, 1971two pairs; lateral single spot, median comma-shapedanteriorly blunt or roundedend of chaetiger 11011–12ventrally rounded7 and 9 high, rest low12West AtlanticP. depauperata Imajima, 1990two pairs; lateral single spot, median comma-shapedanteriorly truncateend of chaetiger 21015–16ventrally pointed7 high, rest low13JapanP. komaeti Hylleberg & Nateewathana, 1991two pairs; lateral single spot, median larger irregular in shape composed of multiple ocellianteriorly truncateend of chaetiger 21012–18ventrally pointed7 high, rest low11ThailandP. kulin Wilson, 19900-2 pairs; large comma-shapedanteriorly truncateend of chaetiger 21013–21ventrally pointed7 high, rest low17–21AustraliaP. multicristata Hutchings & Rainer, 1979two pairs; median comma-shapedanteriorly broadly roundedend of chaetiger 31014–18ventrally pointedAll low25–30AustraliaP. oligopinnulata Delgado-Blas, 2015two pairs; both cup-shapedanteriorly truncateend of chaetiger 11012–14ventrally pointed7 high, rest low14Gulf of MexicoP. orensanzi Blake, 1983two pairs; lateral single spot, median larger irregular in shape composed of multiple ocellianteriorly broadly roundedMiddle of chaetiger 21020rounded?19ArgentinaP. parapari Delgado-Blas, Díaz-Díaz & Viéitez, 2018two pairs; lateral pair small, median large crescentanteriorly truncateend of chaetiger 110–1311–15ventrally pointed7 high, rest low9SpainP. runei Hylleberg & Nateewathana 1991one pair, smallnarrow, anteriorly roundedend of chaetiger 2108–12roundedall low9ThailandP. sigvaldadottirae sp. nov.two pairs; lateral single spot, median weakly crescentic or spotsanteriorly truncateend of chaetiger 21016–18ventrally pointed7 high, rest low20–22East AtlanticP. steenstrupi sensu Dagli & Çinar, 2009two pairs of small indistinct subdermal eyesanteriorly truncateend of chaetiger 11014–16ventrally pointed7 high, rest low18Eastern MediterraneanP. variegata Imajima, 1990two pairs; lateral single spot, median comma-shapedwidest anteriorly, roundedend of chaetiger 11011roundedall low14Japan