. The Encyclopaedia Britannica; ... A dictionary of arts, sciences and general literature. Figs. 23, 24. LnigulaKing). n.\itniii. 2J, intfi itir of ventral valve ; i!4. interior of dorsal valve {a/t, k, /,lateral muscles (>, antei iors; *, middles; /, outsidere), enabling the valves to moveforward and backward on cacti other. recently by King, whose views seem to carry with them agreatei degree of plausibility. Of the shell or valvularmuscles he makes out five pairs and an odd one. andindividualizes their re-spective functions as fol-lows :—Three pairs are/a^«-a7,havingtheir mem-bers limite
. The Encyclopaedia Britannica; ... A dictionary of arts, sciences and general literature. Figs. 23, 24. LnigulaKing). n.\itniii. 2J, intfi itir of ventral valve ; i!4. interior of dorsal valve {a/t, k, /,lateral muscles (>, antei iors; *, middles; /, outsidere), enabling the valves to moveforward and backward on cacti other. recently by King, whose views seem to carry with them agreatei degree of plausibility. Of the shell or valvularmuscles he makes out five pairs and an odd one. andindividualizes their re-spective functions as fol-lows :—Three pairs are/a^«-a7,havingtheir mem-bers limited to the sidesof the shell; one pair aretransmedians, each mem-ber passing across themiddle of the reverse sideof the sheU, while the oddmuscle occupies the um-bonal cavity. The cen-tral and umhonal muscleseflFect the direct openingand of the shell,the laterals enable thevalves to move forwardand backward on eachother, and the tra
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectencyclo, bookyear1902
