| Annelida | Polychaeta | Sedentaria | Spionida |
| Sabellariidae | Phalacrostemma |
| Genus |
BI-2019-007, MR18-06
2
-
EP19-0187. Original ID Sabellariidae by C. Seid. Worms in tubes cemented to urchin spines (Stereocidaris nascaensis). Tubes made of coarse sand grains with a membranous lining. Two individuals, from separate spines. Spines also had hydroids. Relaxed with magnesium chloride and extracted from tubes by carefully disassembling the tubes. One intact individual as voucher; second individual split anterior ethanol, posterior minced into RNAlater. Remainders of tubes together in ethanol; tubes may have had hydroids? Formalin material: 1 (2 ml). Ethanol material: anterior (2 ml), tubes (2 ml). RNAlater material: posterior. Photos: Leica S8Apo, +0.63x lens, voucher individual in tube x1.0: 9954, 55, x4.0: 9956, 57, 9963...66, x6.3: 9958...62; other views x2.0: 9963...75, 0028...31, x1.6: 9976...82, 0025...27, x2.5: 9983...85, 0003...05, 0023, 24, 0032...37, x4.0: 9986...90, 0010...22, x8.0: 0006...09. Representative photo: IMG_9976_small.JPG.
SPG4-AGT2
Southeast of Stockman Guyot, Chile
25.4087° S
81.7692° W
250.0 m
Feb. 6, 2019
Agassiz trawl
R/V Mirai
Charlotte Seid
Greg Rouse
formalin 10%
EtOH 50%
-
Cruise MR18-06 Leg 3. Agassiz trawl #2 of 2. Many urchins, fish, rocks, etc. Debris and sediment, unwanted by the UCN team, were collected into two bins and one small container and stored at 4C. Data as reported by Agassiz trawl team in preliminary cruise report.