Mollusca Gastropoda | Heterobranchia
Hyalogyrinidae Hyalogyrina
Genus

NSF OCE-0939557, AT15-59

39

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SMNH 108678, NRM:EVmain:108678. Initial ID by Anders Waren: Hyalogyrina. Date identified: 2010-02-15. Treatment according to packing list: 95% ethanol. Preparation according to GBIF: specimen(s). Verbatim occurrence remarks: 'Unpublished species name Hyalogyrina vitrinelloides. Triangle scoop, carbonate rubble at edge of white bacterial mat. Very similar to large one from 108246, but half size only. 3 out for Sem, now 109308. Same as 108668. Shell very fragile, perfectly transparent; protoconchs + first whol saved of 3 spms taken for CP drying.' Matched to dive number based on date and details on GBIF: Event date: 2010-1-8; Locality: Off Puntarenas, Methane seep Mound 12; Latitude: 8.930667; Longitude: -84.312333; Depth: 1009 m; Depth accuracy: 9 m.

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AD4587

Mound 12

8.9294° N
84.313° W

990.0 - 996.0 m

Jan. 8, 2010

HOV Alvin

R/V Atlantis

Victoria Orphan | Maria Aguado

Anders Warén

EtOH 95%

EtOH 95%

Start/end coordinates and depth range reflect sample collection events from cruise dive log, excluding tube core 3 at 988 m which was not used by the Rouse lab. Overall dive coordinates and maximum depth from WHOI dive log: 08-55.836N, 84-18.736W (8.9306, -84.31227); 1018 m.