Leitoscoloplos, Day, 1977
publication ID |
https://doi.org/ 10.11646/zootaxa.4730.1.1 |
publication LSID |
lsid:zoobank.org:pub:7F4CD129-9FF9-4593-A8A4-DB999B3E402F |
persistent identifier |
https://treatment.plazi.org/id/757F0D3E-967B-2307-D8C0-FC66FA36F9F5 |
treatment provided by |
Plazi |
scientific name |
Leitoscoloplos |
status |
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Key to deep-water species of Leitoscoloplos View in CoL from the Eastern Pacific
1A. Branchiae first present from a posterior thoracic setiger....................................................... 2
1B. Branchiae first present from an anterior abdominal setiger..................................................... 3
2A. With 12 thoracic setigers; branchiae from setiger 10; abdominal neuropodium with rounded tip and short ventral cirrus, subpodial flange absent; abdominal notopodia elongate, tapering to narrow tip; branchiae symmetrical, typically triangular, tapering to papillate tip................................................................. Leitoscoloplos sahlingi View in CoL n. sp.
2B. With 14 thoracic setigers; branchiae from setigers 11–12; abdominal neuropodium with bi-lobed tip; subpodial flange present; abdominal notopodia elongate, with subdistal swelling; branchiae asymmetrical.. Leitoscoloplos mexicanus ( Fauchald, 1972) View in CoL
3A. Pre-setiger region long, narrow, triangular, longer than wide................................................... 4
3B. Pre-setiger region short, as wide as or wider than long........................................................ 5
4A. Furcate setae present; branchiae from setiger 15–16; thoracic noto- and neuropodial postsetal lamellae short, triangular, tapering, arising from low base; abdominal neuropodia without subpodial flange................. Leitoscoloplos cliffordi View in CoL n. sp.
4B Furcate setae absent; branchiae from setiger 17–18; thoracic noto- and neuropodial postsetal lamellae long, digitiform, arising from broadly rounded base; abdominal neuropodia with protruding subpodial flange....... Leitoscoloplos williamsae View in CoL n. sp.
5A. Prostomium distinctly separated from peristomium by groove; branchiae elongate, smooth, triangular, tapering to narrow tip ................................................................................................... 6
5B. Prostomium merging posteriorly with peristomium; branchiae short, thick, with glandular appearance........................................................................... Leitoscoloplos pachybranchiatus Blake & Hilbig, 1990 View in CoL
6A Thoracic notopodial postsetal lamellae triangular; abdominal neuropodia with blunt tip with two weakly developed lobes, ventral cirrus absent; subpodial flange absent......................................... Leitoscoloplos gordaensis View in CoL n. sp.
6B. Thoracic notopodial postsetal lamellae elongate, digitiform, arising from swollen base; abdominal neuropodia with rounded tip and subterminal ventral cirrus; subpodial flange present................................ Leitoscoloplos lunulus View in CoL n. sp.
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