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Table 2 Development under laboratory conditions

From: Chloroplast incorporation and long-term photosynthetic performance through the life cycle in laboratory cultures of Elysia timida (Sacoglossa, Heterobranchia)

 

Marine laboratory (OOB) n = 37, 16–22°C

Laboratory culturing system (IME) n = 17, 20–23°C

Metamorphosis state

Mean

SD

Mean

SD

Period since clutch deposition until hatching as veliger or juvenile with shell [days]

20.9

2.4

16.7

2.7

Metamorphosis from hatching into shell-less crawling juvenile [days]

3.8

1.0

3.3

1.9

Total development time from clutch deposition to shell-less crawling juvenile [days]

24.8

3.0

20.0

2.6

  1. Time periods from egg laying to development of shell-less crawling juveniles of Elysia timida at the OOB (Oberservatoire Océanologique Banyuls-sur-mer, France) and IME (Institute for Molecular Evolution, Düsseldorf, Germany). SD standard deviation.