Functional chloroplasts in metazoan cells - a unique evolutionary strategy in animal life

Table 3 Duration of chloroplast functionality in representative sacoglossans, based on PAM measurements of photosynthetic yield.

species	initial yield	days	final yield	retention
Oxynoacea
Oxynoe antillarum	0	-	0	non-functional
Oxynoe cf. viridis	0	-	0	non-functional
Lobiger viridis	0	-	0	non-functional
Julia exquisita	0	-	0	non-functional
Julia spec.	0	-	0	non-functional
Plakobranchacea
Limapontioidea
Costasiella cf. kuroshimae	0.35	11	0.18	non-functional
Costasiella nonatoi	0	-	0	non-functional
Cyerce antillensis	0	-	0	non-functional
Cyerce nigricans	0	-	0	non-functional
Ercolania kencolesi	0	-	0	non-functional
Placida dendritica	0	-	0	non-functional
Polybranchia orientalis	0	-	0	non-functional
Plakobranchoidea
Bosellia mimetica	0.56	9	0.06	short-term
Elysia bennettae	0.60	9	0.5	short-term
Elysia cornigera	0.70	11	0.33	short-term
Elysia crispata	0.65	40	0.26	long-term
Elysia ornata	0.68	13	0.15	short-term
Elysia pusilla	0.53	15	0.15	short-term
Elysia subornata	0.24	8	0.14	non-functional
Elysia timida	0.70	35	0.53	long-term
Elysia tomentosa	0.57	-	-	short-term
Elysia viridis	> 0.56	-	-	short-term
Elysia zuleicae	0.38	-	-	non-functional
Elysia spec. 1	0.61	9	0.40	short-term
Plakobranchus ocellatus	0.78	74	0.59	long-term
Thuridilla carlsoni	0.70	7	0.26	short-term
Thuridilla gracilis	0.51	12	0.20	short-term
Thuridilla hopei	0.40	8	0.11	short-term
Thuridilla kathae	0.59	-	-	short-term

Initial and final yield values were extrapolated with help of Excel. Initial yields of species for which only start yield was available are bolded. First authors of species descriptions see additional file 1.

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