| Annelida | Polychaeta | Sedentaria | Terebellida |
| Terebellidae | Terebellinae | Procleini | Eupolymnia |
| Genus |
BI-2023-19, AT50-12, #MethaneFootprints, NSF OCE-2048481
1
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Formalin: anterior voucher and posterior tip (50 ml). Ethanol: posterior piece (2 ml). Canon T6i with Leica S8Apo +0.63x lens: x1.0: 4013, 4017; x2.5: 4014...4016, 4018. Canon M6: 426. Field notes: Giant red terebellid; from Levin lab; similar to W875 but darker tentacles and branchiae?; spawned ?eggs when relaxed with magnesium chloride.
AD5193 | R5
Del Mar Seep
32.9043° N
117.7823° W
1021.7 m
July 16, 2023
HOV Alvin
R/V Atlantis
Shana Goffredi | Rebecca Wipfler
Charlotte Seid
formalin 10% sw
EtOH 50%
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AD5193-R5. Biobox o-w 8, elevator. Habitat: active. Pilot: Rick Sanger. Cruise: AT50-12. Details from cruise master sample log.