In this article we will discuss about the structure of Scorpions with the help of a diagram.1. These are commonly known as "Scorpions" and are found under stones, bark of trees, rotten leaves, cow dung and in burrows and crevices in dark places. 2. Body elongated, segmented, slightly compressed dorsoventrally and is divided into a prosoma (capahalothorax) and an opisthosoma. [...]
In this article we will discuss about the structure of Centipedes (Scolopendra) with the help of a diagram. Fig. 238 SCOLOPENDRA 1. Commonly called as "centipedes" and are poisonous in nature. They are swift moving, carnivorous, nocturnal and are commonly hidden in dark and damp places under logs, bricks, stones and in houses in crevices. 2. Body elongated and flattened [...]
In this article we will discuss about the structure of Dero with the help of a diagram.1. They are small, transparent and freshwater oligochaetes of reddish colour living in tubes. 2. Head not distinct but proboscis is elongated and prominent. 3. They have distinct metameric segmentation visible externally and the segments 45-48. 4. The setae are present only ventral sides [...]