OCR Text |
Show Klsetrlral I'l-I.ea. Tbo electrical tlshns do not belong t nny one class or groupsome are found In fresh wster, while others Inhabit the sea. They possess two distinct types of electrical organs. One closely close-ly relates lu structure to muscle, st found lu the torpedo, gyuitiutus and sknte, whllo the other pecaents mors of the characters of the structure of a secreting gland, as Illustrated by Hit electrical organ of the thunderer flsh. lloth types iiih built upon a vast nam- ber of mlcroseopiil elements, each ot j which la supplied with a nerve libra. These nerve nines come from large nerves thnt originate lu tlio nerve centres, cen-tres, bruin or spinal cord, nnd In those centres aro found special large nerve cclla, with which tho nerve llhres ol tho electric organs nre connected end ironi which tin y spring. Yet the eleo- trlelly la generated In Hie electric or gnu Itself. In these imlinnlB there era ; specl.ill.ed organs for the production of electricity on nn economical bale '. far surpassing anything yet contrived by iuiiii. American Inventor. 1 |