Slide showing line diagram of 'Indian scorpion (scorpio swammerdami)'. Slide shows diagram of 'A. dorsal view of an Indian scorpion (scorpio swammerdami)' and 'B. ventral view of same'. Labelled 'A: 1. chelicera; 2. pedipalp; 3, 4, 5, 6. 3rd to 6th appendages, or walking legs; 7. lateral eyes; 8. median eyes; 9. soft tissue at side of body, pleura; 10. the poison sting or telson. B. 1-6, as in A.; 7. the genital operculum; 8. the pectines; 9, 10, 11, 12. the four right stigmata leading to the four lung-books; 13. the last segment of the mesosoma; 14. the third segment of the metasoma; 15. the telson. In each case the metasoma which is usually carried bent forward over the meso- and pro-soma, has been straightened out.' Late 19th - early 20th century