480 



SCIENCE. 



[Vol. I., No. 17. 



and, having founded the station, he has gath- 

 ered about him a group of earnest investiga- 

 tors, animated by the same spirit, who form 

 its permanent sci- 

 entific staft'. 



The station 

 was opened in 

 1874 ; and the 

 total cost of its 

 building was 

 $85,000, excki- 

 sive of the cost 

 of the site, which 

 was given by the 

 NeapoUtan muni- 

 cipalitj'. Dr. 

 Dohrn contrib- 

 uted $60,000 of 

 his own propert}', 

 and obtained a 

 grant of $20,000 

 from the German 

 government. The 

 other $5,000 was 

 presented by some of the eminent friends of 

 science in England, — Professor Huxley, Sir 

 Charles Lyell, Mr. Darwin, Mr. Balfour, and 

 others. 



The situation of the building is exceedingly 



PLAN OF BASEMENT. 



1. West reservoir ; 2. South reservoir ; 3. North reservoir ; 4, 

 5. Storage basins ; 6. Pipes connecting the reservoirs anrl basins 

 with the pumps ; 7. Pump-reservoir ; 8. Pumps ; 9. Engine ; 10. 

 Boiler. 



of Ponlippo, eastward to the mountains of St. 

 Angelo, while to the north-east the town rises 

 in terraces from the bay, in the form of an 

 amphitheatre, 

 with the smoke 

 of Vesuvius in 

 the background, 

 rising into the 

 sk}-, and floating 

 awaj' towards the 

 horizon. 



The lower floor 

 of the station is 

 occupied by the 

 well-known pub- 

 lic aquarium, 

 which consists of 

 thirty tanks, the 

 largest holding 

 two thousand cu- 

 bic feet of water. 

 The beautiful 

 creatures of the 

 Mediterranean 

 are to be seen in these tanks, living in their 

 natural conditions, — the delicate transparent 

 pelagic animals, the medusae, ctenophores, and 

 salpae, the expanded corals and polyps and 

 tube-worms, with their brilliancj^ and variety of 



PLAN OF GROUND FLOOR, OR AQUARIUM. 



1. Entrance ; 2. Office ; 3. Open space for visitors ; 

 i. Aquarium ; 5, 6. Passages and staircases for the 

 service of the basins ; 7. Staircase to laboratory ; 8. 

 Main staircase to same ; 9. To basement ; 10. To re- 

 tiring-rooms ; 11. To engine-room ; 12. Entrances 

 for fishermen and attendants ; 13. Small laboratory ; 

 14. Working aquarium of the same. 



fortunate ; it stands in the middle of the 

 gardens of the ' Villa nazionale,' a few rods 

 from the shore ; and from its loggia one looks 

 southward, over the wide expanse of the gulf, 

 to Capri in the distance, westward to the ridge 



PLAN OF UPPER FLOOR, OR LABORATORY. 



1. Main staircase ; 2. East loggia ; 3. South loggia 

 (both open) ; 4. West loggia, closed by windows ; 5. 

 Large laboratory ; 6. Working aquarium ; 7. Large 

 cabinets ; S. Iron staircase leading to 10, platform at 

 mid height supported by iron pillars (9) ; 11. Stair- 

 case leading to 12, gallery destined for the collections, 

 but at present used as the library ; 13-18. Unfinished 

 rooms attached to the laboratory ; 19, 20, 21. First, 

 second, and third assistants' rooms; 22. Great hall 

 intended for the library ; 23. Lighted court ; 24, 25. 

 Longitudinal and transverse passages through the 

 same ; 26. Vestibules ; 27. Restaurants ; 28. Stair- 

 case to aquarium ; 29. Staircase to attic ; 30. Chim- 

 ney ; 31. Balcony. 



