. Bulletin - New York State Museum. r, of their commonness, little appears to be known of their habits. According to Fitch, their only economic value is as a food for fowls; but in former times they found much favor as a medicinal agent, being used either dried and pulverized or made into an infusion. with Rhenish wine. Family oniscidae: Antennae generally not usually able to becontracted into a ball. Uropodalong and reaching beyond ter-minal segment, which is gen-erally conically produced, Oniscus asellus Linn. O 11 i s c u s asellus Suecica, , c.
. Bulletin - New York State Museum. r, of their commonness, little appears to be known of their habits. According to Fitch, their only economic value is as a food for fowls; but in former times they found much favor as a medicinal agent, being used either dried and pulverized or made into an infusion. with Rhenish wine. Family oniscidae: Antennae generally not usually able to becontracted into a ball. Uropodalong and reaching beyond ter-minal segment, which is gen-erally conically produced, Oniscus asellus Linn. O 11 i s c u s asellus Suecica, , c. 1844. P-5I, pl-6, c. 1899. , p. 171, Richard-son. /. c. 1901, Flagellum of antennae threejointed; head produced undereyes. This and the following speciesdiffer from all the rest of ourterrestrial Isopods in having the flagellum of the antennae withthree joints instead of two. From Philoscia it differs in the greatersize and in the lateral angles of the head under the eyes being pro-duced into Fig. 52 Oniscus asellus HIGHER CRUSTACEA OF NEW YORK CITY l8t Length 12-18 mm. Color deep slate, the lamellar edges whiteand a row of white spots within the ^dgi^. Found under the bark of deadtrees or under logs and stones andin greenhouses. (3ccurs all overthe eity. Philoscia vittata Say Philoscia vittata Say. /. c. 1818. DeKayHarger. /. c. /. c I. c. 1844. , , three
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectscience, bookyear1887
