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PLATE 10. 
. Leucothea ochracea. One of the auricles. 
. Leucothea ochracea. One of the papille. 
. Leucothea ochracea. View of sense-organ. 
. Leucothea ochracea. Portion of one of the rows of combs, 
showing follicles of sexual organs and transverse muscles 
between each pair of combs. 
. Leucothea ochracea. Portion of muscular net of oral lobes. 
. Ocyropsis crystalina. Young animal, 8.5 mm. wide. 
. Ocyropsis crystallina. Half-grown Ctenophore, 26 mm. 
wide. g, paragastric canal. 
Drawn from life, by the author. 
