Download Biology of Coccinellidae by Ivo Hodek PDF

By Ivo Hodek

This booklet offers the 1st monograph of Coccinellidae. even supposing the crowd unearths inclusion either in Clausen's (1940) "Entomophagous bugs" and in Balduf's (1935) "Entomophagous Coleoptera", reference in those works is proscribed to 3 and twenty pages respectively. in addition, the final thirty years because those books seemed have ~een loads of paintings at the team. using pesticides mostly destroyed the early makes an attempt at organic regulate and curiosity remained low for so long as pesticides seemed relatively profitable even though, the issues of pesticides quickly turned obvious, and within the final decade there were large advancements in organic keep watch over, rather in eombin

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Abdominal tergites with various structures. Antennae one or two segmented. Head usually rectangular, strongly and equally sclerotized. Abdominal tergites with senti. (Fig. ) .......... Chilocorini Epicranial suture well developed. Mandibles with two teeth at apex. Meso- and metathorax;withoutsclerotized plates. Senti long, thin, 5-13 times as long as wide. (Fig. 23. ) ................................................. Epicranial suture absent. Mandibles with one tooth at apex. Meso- and metathorax with sclerotized plates.

The last antennal segment cupola-like or flat. Mandibles without setae on inner margin. Maxillary palpi, galea and mentum all covered by sparse long setae. The last antennal segment always cupola-like. IXth abdominal tergite elongate, posterior margin with a more or less well developed rounded excision. Abdominal tergites with strumae. (Fig. ) ....................................... Coccidulini Claws with a rounded quadrangular tooth at base.

C. tianschanica Dobz. 13 (12) Base of claw with a narrow but long tooth with a straight outer side. Larvae grey with yellow and orange spots. (Fig. ) .................. C. septempunctata L. 14 (3) Parascoli of abdominal segments not high, sometimes fiat. Bases of chalazae triangular, often with round corners; of equal height and width. 0 mm). IS (16) Prothorax with four plates, medial plates quadrangular. Setae of parascoli dark, thin, strong and very long, 5 times as long as bases of chalazae.

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