Home

Hesionidae indet. (juvenile) (FBV)

Submitted by lneal on Thu, 09/23/2010 - 13:02
Family: 
Hesionidae
Genus: 
indet.
Species binomial name, or informal name: 
Hesionidae indet. (juvenile) (FBV)
Authority: 
L. Neal
Material Examined: 
FOODBANCS V, station A, CRS 729, megacores, 300 microns mesh size, 620m, coordinates: -65.1715 and -64.7833
Voucher: Ocean Basin: 
Southern Ocean
Voucher: Cruise/Expedition: 
FOODBANCS V
Voucher: Location: 
Bellinghausen Sea, West Ant. Peninsula shelf, station A
Voucher: Depth: 
620m
Voucher: Sample: 
FBV-A-CRS 729-MC/T4
Voucher: Repository: 
NHM London
Description: 

Overall appearance: very small specimen, complete, with 20 chaetigers


Prostomium shape: quadrate with 2 pair of small faint-red eyes (anterior pair is larger), antennae – not observed, missing?


Palps: biarticulated, palpostyles ovoid


Tentacular cirri: 8 pairs, all missing, only their scars remain, crowded closely together


Parapodia: uniramous,  notopodial lobes and notochaetae completely absent


Dorsal cirri: missing, well developed scar present on all chaetigers


Acicula: single, translucent


Neurochaetae: all compound spinigers with very long, thin, smooth blades extending into thin capillary tip, slightly curved


Remarks


This may be juvenile, impossible to assign to a known genus.

Location

FBV-A
Antarctica
65° 10' 17.4" S, 64° 46' 58.8" W
Scratchpads developed and conceived by: Vince Smith, Simon Rycroft, Dave Roberts, Ben Scott...