A history of the British sessile-eyed Crustacea . l one. The several varieties above quoted, given as distinctspecies by Koch, vary in the greater or less clearness ofthe dark longitudinal stripes down the back ; in P. serialisthese dark stripes alternate in nearly equal width withthe intervening pale ground of the body, leaving in facta pale central and two narrow streaks parallel with thesides of the body, together with a broader or less clearlydefined one on each side of the dark lines at the edges ofthe central pale one. In its general form and appearance it resembles Oniscusfossor, from w
A history of the British sessile-eyed Crustacea . l one. The several varieties above quoted, given as distinctspecies by Koch, vary in the greater or less clearness ofthe dark longitudinal stripes down the back ; in P. serialisthese dark stripes alternate in nearly equal width withthe intervening pale ground of the body, leaving in facta pale central and two narrow streaks parallel with thesides of the body, together with a broader or less clearlydefined one on each side of the dark lines at the edges ofthe central pale one. In its general form and appearance it resembles Oniscusfossor, from which it however differs in being far moreglossy and variegated in colour. VOL. II. I I 483 ONISCID^. It appears to affect dry situations, such as the rubbishin old ruins, and under dry leaves. It runs with greatagility, and does not roll itself into a ball. The neighbourhood of Dublin and Belfast in Ireland,and Chiselhurst in Kent, in England, have been recordedas the localities of this species; in the latter situation itwas found in chalk THE KERRY ANCHOR. PORCELLIO ISOPODA. NORM ALIA.
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Keywords: ., bookauthor, bookcentury1800, bookdecade1860, booksubjectcrustacea
