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・ Porcellanopagurus edwardsi
・ Porcelli v Strathclyde Regional Council
・ Porcellian Club
・ Porcelliidae
・ Porcellino
・ Porcellio
・ Porcellio albicornis
・ Porcellio albinus
・ Porcellio auritus
・ Porcellio dilatatus
・ Porcellio duboscqui
・ Porcellio expansus
・ Porcellio ferroi
・ Porcellio festai
・ Porcellio flavocinctus
Porcellio formosus
・ Porcellio gallicus
・ Porcellio granuliferus
・ Porcellio laevis
・ Porcellio montanus
・ Porcellio monticola
・ Porcellio nigrogranulatus
・ Porcellio normani
・ Porcellio novus
・ Porcellio obsoletus
・ Porcellio ocellatus
・ Porcellio ovalis
・ Porcellio parenzani
・ Porcellio pulverulentus
・ Porcellio pumicatus


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Porcellio formosus : ウィキペディア英語版
Porcellio formosus

''Porcellio formosus'' is a species of woodlouse in the genus ''Porcellio'' belonging to the family Porcellionidae that can be found in San Pedro and San Francisco of California.
==Description==
The species are high and wide, with the antennae segments are as long as . Their longitudinal band is grayish-white, and have a series of spots which are of the same colour. The body is ovate, with a long, shining, and smooth convex. The eyes are oval shaped, prominent, and have lots of ocelli. The little developed median frontal lobe is rounded. The drawn out lateral lobes are equal in length and width of the eyes or the face. Both epimera, posterior margin, posterior angles, and the first three segments of the thorax are straight. The fifth, sixth, and seventh segments are bend backwords. The semicircular abdomen of the fifth segment is wide, while epimera on the parts three, four, and five are quite large, but still bent backward. The seventh segment is triangular in shape, and is wide and long.
The species also have a wide, and acuminate apex, which also have a broad longitudinal excavation which is located above the apex. The basal part of the uropoda can be seen from below, with the convex being always above. The dorsal part is dark greyish-red in colour, and have a lot of irregular and pale coloured oblong spots. The spots are mixed and are arranged in two lines, which are divided by an interval. The colour of abdomen is the same as the rest of the body, and are either bi-punctate or tri-punctate at the base.〔

抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
ウィキペディアで「Porcellio formosus」の詳細全文を読む



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