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The Pselaphidae of North America
Hardback

The Pselaphidae of North America

$106.99
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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1890 edition. Excerpt: …base and posterior limits, antennae and legs dark piceous, pubescence dense, short. Length, 1.3 mm. Head convex at the occiput, evenly punctulate, foveae small, frontal foveas wanting; front declivous, on the declivity bearing an oval spot with short, dense, erect setas. Antenna longer than the head and prothorax together, slender, the basal joint irregular, large, truncate, wedge-shaped, transverse; the second, smaller; third, narrower, obconical; fourth, a little smaller and transverse; fifth, longer than wide, regular, more than one-half wider than the fourth; sixth and seventh, of nearly the same size, inside more convex than outside; eighth, narrower, as wide as long; ninth and tenth, larger, truncate, obconical; the last as long as the three preceding together, more than twice as long as its width, Prothorax wider than long, convex punctured along the base, lateral foveas small, median oblong. Elytra across the shoulders a little wider than the prothorax, twice as wide near the posterior limits, disk convex, sparsely punctured, discal lines fine, arcuate, sutural ones parallel. Abdomen broadly convex, basal segment with the carinas very short, more than one-third of the segmental width apart. Legs, the posterior tibiae slightly arcuate.?antennae shorter, regular. Plate IX., Fig. 72, antennas, $ and?. California (Sonoma Co). Spokane Falls, Washington. Idaho. B. Franciscana, Casey. Slender, black, elytra red; legs and antennae dark brown, polished; pubescence, dense, short. Length, 1.3 mm. Head feebly convex, punctuate, genas shorter than the eye, foveas small, frontal foveas wanting, frontal declivity bearing an oval spot with setiform, short hair. Antenna stout, hardly as long as the head and prothorax together, the basal joint…

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MORE INFO
Format
Hardback
Publisher
Sagwan Press
Date
25 August 2015
Pages
214
ISBN
9781340310042

This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1890 edition. Excerpt: …base and posterior limits, antennae and legs dark piceous, pubescence dense, short. Length, 1.3 mm. Head convex at the occiput, evenly punctulate, foveae small, frontal foveas wanting; front declivous, on the declivity bearing an oval spot with short, dense, erect setas. Antenna longer than the head and prothorax together, slender, the basal joint irregular, large, truncate, wedge-shaped, transverse; the second, smaller; third, narrower, obconical; fourth, a little smaller and transverse; fifth, longer than wide, regular, more than one-half wider than the fourth; sixth and seventh, of nearly the same size, inside more convex than outside; eighth, narrower, as wide as long; ninth and tenth, larger, truncate, obconical; the last as long as the three preceding together, more than twice as long as its width, Prothorax wider than long, convex punctured along the base, lateral foveas small, median oblong. Elytra across the shoulders a little wider than the prothorax, twice as wide near the posterior limits, disk convex, sparsely punctured, discal lines fine, arcuate, sutural ones parallel. Abdomen broadly convex, basal segment with the carinas very short, more than one-third of the segmental width apart. Legs, the posterior tibiae slightly arcuate.?antennae shorter, regular. Plate IX., Fig. 72, antennas, $ and?. California (Sonoma Co). Spokane Falls, Washington. Idaho. B. Franciscana, Casey. Slender, black, elytra red; legs and antennae dark brown, polished; pubescence, dense, short. Length, 1.3 mm. Head feebly convex, punctuate, genas shorter than the eye, foveas small, frontal foveas wanting, frontal declivity bearing an oval spot with setiform, short hair. Antenna stout, hardly as long as the head and prothorax together, the basal joint…

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Format
Hardback
Publisher
Sagwan Press
Date
25 August 2015
Pages
214
ISBN
9781340310042