450 TRA 



20. On the Structure and Uses of the Mammary Glands of the Cetacea. 

 Edinb. New Phil. Journ. XVII. p. 363. 



21. On the Elaps jamesoni, a new species of Serpent from Demerara. 

 Edinb. New Phil. Journ. XXXIV. p. 53. 



22. On the Laryngeal Sac of the Reindeer. Rep. Brit. Assoc. 1834, 

 p. 623. 



23. On the Geology of the Orkney Islands. Rep. Brit. Assoc. 1834, 

 p. 644. 



24. On the Geology of Spain. Rep. Brit. Assoc. 1835, Sect. p. 61. 



25. On the Geology of Spain. Rep. Brit. Assoc. 1837, Sect. p. 70. 



26. Argas versions. Rep. Brit. Assoc. 1837. Sill. Amer. Journ. 

 XXXIII. 2, p. 271. 



27. Remarks on the Ossiferous Caves of Cefn, in Denbighshire. Edin. 

 Roy. Soc. Dec. 1837. Ann. of Nat. Hist. I. p. 330. 



28. On the nature of the Food of the genus Trochilus, or Humming- 

 Bird Wern. Soc. Ann. of Nat. Hist. V. p. 290. 



29. On the Fossil Fishes found in the Old Red Sandstone formation of 

 Orkney, particularly of an undescribed species, Diplopterus agassisi. 

 Trans. Roy. Soc. Edinb. XV. p. 89. 



30. Chemical and Microscopic Examination of the Berg Meal of Lap- 

 land. Trans. Roy. Soc. Edinb. XV. p. 145. 



31. On the Geography, Statistics, and Natural History of the Orkney 

 Islands. Brewst. Edinb. Encyc. 



32. Description of a new species of Delphinus. Nicholsons Journ. 

 XXII. Scoresbys Arctic Regions. 



33. Description of Mus grcenlandicus . Scoresbys Second Voyage. 



34. On the Habits of the Columbus septentrionalis. Nicholsons Journ. 

 XXII. 



35. On the Migration of Swallows. Nicholsons Journ. XXX. 



36. On the Mineralogy of the Shetland Isles. Appendix to NeiWs 

 Tour in Shetland. Nicholson's Journ. 



37. Observations on Scoresbys Discoveries on the East Coast of Green- 

 land. Ann. of Phil. IV. 



TRALLES (B. L.). 



1. Amnenitatum Roswaldensium levis Adumbratio. Vratisl. 1774, 8. 

 Bohm. Bibl. I. 1, p. 58. 



TRALLES (J. G.). 



1. Beitrage fur allgemeine Naturlehre und Geologie. (Etiam sub tit.) 

 Bestimmung der Hohen der bekanntern Berge des Kantons Bern. 

 Bern, 1790, 8. fig. 



TRALLIANUS (Alex.). 



]. De Lumbricis Epistola, graece et latine. Venet. 1570, 4. Francof. 

 1584, 8. Bohm. Bibl. II. 2, p. 373. -Mod. B. Helm. 



TRAMPEL (J. Ehrh.). 



1. Beschreibung des Bades zu Meinberg in der Grafschaft Lippe. 

 Lemgo, 1770; 1774; 1778, 8. Engelm. Bibl. p. 437. Bohm. Bibl. 

 V. p. 348. 



2. Beschreibung von den neuentdcckten salzhaltigen Mineralquellen 

 in Pynnont und von den Heilquellen derselben, etc. Berl. 1794,8. 

 Engelm. Bibl. p. 437. 



