Lamispina, Salazar-Vallejo, 2014

Jimi, Naoto & Kajihara, Hiroshi, 2018, A New Species, Lamispina ammophila sp. nov. (Annelida: Flabelligeridae), from Shimoda, Japan, Species Diversity 23 (1), pp. 39-42 : 41-42

Key to Species of the Genus Lamispina [Modified from Salazar-Vallejo (2014)]

1. Body papillae without sand or large sediment particles 2

— Body with sand or larger particles, at least dorsally; lamispines falcate 9

2. Body papillae stiff, tapered or conical 3

— Body papillae delicate, filiform, oΠen eroded leaving bare surfaces 7

3. Lamispines tapered, tips acuminate 4

— Lamispines subdistally widened, tips falcate 5

4. Lamispines from chaetiger 3; notochaetae abundant (9–12 per bundle); four transverse series of papillae on medial segments L. kerguelarum ( Grube, 1877) : Southern Indian Ocean

— Lamispines from chaetiger 4; notochaetae sparse (5 per bundle); two transverse series of papillae on medial segments L. chilensis Salazar-Vallejo, 2014 : SE Pacific ( Chile)

5. Cephalic cage 6× longer than body width; medial parapodia with 8 notochaetae per bundle L. carrerai Salazar-Vallejo, 2014 : NE Pacific ( Mexico)

— Cephalic cage 2–3× longer than body width 6

6. Medial parapodia with 5–6 notochaetae per bundle; body with 3–5 transverse series of papillae per segment L. horsti ( Haswell, 1892) : Southern Australia

— Medial parapodia with 10 notochaetae; body with 4–6 transverse series of papillae per segment L. gymnopapillata ( Hartmann-Schröder, 1965) : SE Pacific ( Chile)

7. Notochaetae longer than body width 8

— Notochaetae 1/3 as long as body width; 7–8 lamispines per bundle, tips with fibers exposed; body with 2 transverse series of papillae per segment L. milligani Salazar-Vallejo, 2014 : NE Atlantic (Florida)

8. Medial segments with 5–7 lamispines per bundle, tips hooded, appearing bidentate; body with 5–6 transverse series of papillae per segment L. schmidtii ( Annenkova-Chlopina, 1924) : Japan Sea

— Medial segments with 4–5 lamispines per bundle, tips entire, smooth; body with 8–10 transverse series of papillae per segment L. falcata ( StØp-Bowitz, 1948) : Norwegian Sea

9. accessory tooth in neurochaetae absent 10

— accessory tooth in neurochaetae present L. keeli Salazar-Vallejo, 2014 : Gulf of Mexico (Florida)

10. Lamispines from chaetiger 2; cephalic cage as long as body width L. amoureuxi Salazar-Vallejo, 2014 : NE Atlantic (off SW Ireland)

— Lamispines from chaetiger 4; cephalic cage 1.5–2.0 times as long as body width L. ammophila sp. nov.: Japan