. Annali del Museo civico di storia naturale di Genova. Natural history. RES LIGUSTICAE XV. Description of a new species of Polydesmus from Liguria by e. i. pocock of the British Museum (Nat. Hist.). Polydesmus laurse, sp. n. Colour of upper surface uniformly clear carneous ; antennae and legs ochraceous with faint tinge of pink ; shining. Body moderately wide and flat, narrowed anteriorly and posteriorly. Length of antennas greater than the greatest width of the body. First tergite with anterior and posterior margins nearly straight and sub-parallel, the sides evenly and strongly convex, the
. Annali del Museo civico di storia naturale di Genova. Natural history. RES LIGUSTICAE XV. Description of a new species of Polydesmus from Liguria by e. i. pocock of the British Museum (Nat. Hist.). Polydesmus laurse, sp. n. Colour of upper surface uniformly clear carneous ; antennae and legs ochraceous with faint tinge of pink ; shining. Body moderately wide and flat, narrowed anteriorly and posteriorly. Length of antennas greater than the greatest width of the body. First tergite with anterior and posterior margins nearly straight and sub-parallel, the sides evenly and strongly convex, the sculpturing of the surface obscurely defined. The rest of the tergites normally sculptured, but wholly smooth. The anterior angles of the keels manifestly rounded, the posterior angles strongly produced only at the posterior end of the body; lateral margins entirely smooth and without den- ticles. Feet moderately long. Copulatory feet of the male (fig.) conspicuous ; basal segment large and stout and forming with its elllow of the opposite side a two-sided receptacle for the protection of the distal segments when at rest ; second segment wide at the base and furnished poste- riorly with a number of close-set stiff hairs, produced distally into a lightly curved, strong piece which bears at the apex a small setiferous process ; the distal segment very long slender and strongly curved at the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Museo civico di storia naturale di Genova (Italy). Genova : Tip. del R. Istituto Sordo-Muti
Size: 1552px × 1609px
Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1870, booksubjectnaturalhistory, booky
