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16:40 - Alan tentatively identified as Thecacera pennigera (Montagu, 1815). 15:00 - Unidentified sea slug collected on our dock today. (Gemma Dock, Eel Pond, Woods Hole). 3 specimens collected, largest is approximately 10 mm. Alan Kuzirian thinks is an Ancula but unable to determine species so far. Pointed out the set of appendages that are behind the gills at mid-body. This is stumping him.
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16:40 - Alan tentatively identified as Thecacera pennigera (Montagu, 1815). 15:00 - Unidentified sea slug collected on our dock today. (Gemma Dock, Eel Pond, Woods Hole). 3 specimens collected, largest is approximately 10 mm. Alan Kuzirian thinks is an Ancula but unable to determine species so far. Pointed out the set of appendages that are behind the gills at mid-body. This is stumping him.
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16:40 - Alan tentatively identified as Thecacera pennigera (Montagu, 1815). 15:00 - Unidentified sea slug collected on our dock today. (Gemma Dock, Eel Pond, Woods Hole). 3 specimens collected, largest is approximately 10 mm. Alan Kuzirian thinks is an Ancula but unable to determine species so far. Pointed out the set of appendages that are behind the gills at mid-body. This is stumping him.
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16:40 - Alan tentatively identified as Thecacera pennigera (Montagu, 1815). 15:00 - Unidentified sea slug collected on our dock today. (Gemma Dock, Eel Pond, Woods Hole). 3 specimens collected, largest is approximately 10 mm. Alan Kuzirian thinks is an Ancula but unable to determine species so far. Pointed out the set of appendages that are behind the gills at mid-body. This is stumping him.
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Size : ~0.8 cm Found in Rocky intertidal region Ref: http://www.seaslugforum.net/factsheet.cfm?base=thecpen
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4m depth, 3cm length.
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Summary[
edit] Description: English: Alder J. & Hancock A. (1845-1855). A monograph of the British nudibranchiate Mollusca: with figures of all the species. The Ray Society, London. Published in 8 parts:Part 7 Fam.1 Plate 21a [1855] Thecacera pennigera (Montagu, 1815). Date: 1855. Source:
https://www.biodiversitylibrary.org/item/131598#page/194/mode/1up. Author: Albany Hancock.
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