4 64 



NOTES. 



Note i20, page 352. The minute Copepod here described as living 

 in the stomach of Mullerla. lecanora is Lecanurms intestinalis. 



Note 121, page 354. The following list is extracted from various papers 

 in a German periodical, the Zoological Garden, edited by Dr. NoU, of 

 Frankfurt. I have omitted such examples as have already been men- 

 tioned in the text. 



Carnivora. 

 Polecat and ferret. 

 Wild cat and domestic oat. 

 African leopard and Hack panther 

 of Java. 



RuminaMs. 



Yak and common cow (at Halle). 



Bison and black cattle. 



Oi-is mnsimon and 0. cyoloceros. 



Ceitnis virginiamis and Cemts 

 ■macrotis (in Cincinnati). 



Lina-sheep (in Chili), a cross be- 

 tween the sheep and goat — 

 somewhat doubtful. 



Ccrviis minor, a cross between the 

 Axis and the Hog-deer. 



PacliydeTmata 



(with solid hoofs). 



Equm tceniopus, M., and Eqtius 



xeira, Fem. (at Berlin). 

 Horse, M., and Burchell's zebra, F. 

 Ass, M., and Burchell's zebra, F. 

 Sm scrofa fernca and Bns scrofa 

 mndaica (at Kotlerdam). 



Rodents. 



Lepus variaKUs and Lepns timidus, 

 in a free state. 



Birds. 



Modena pigeon, M., and turt le-dove, 



Fem. 

 Phasianus versieolor and Gold 



pheasant (at Antwerp). 

 Gold pheasant and Thaumalia Am- 



herstiw (at Paris). 

 Anas superciliosa and Aix sponsa. 

 Greenfinch and goldfinch. 



Insects. 



Phigalia, pilosaria, M., and Nysia 

 hispidaria, Fem. (as described 

 by Midford). See Packard, 

 Guide to the Study of Insects, 

 p. 54. 



CHAPTER XII. 



Note 122, 2>'^g^ 361. Similar relations exist between various other 

 animals. The singular Nemertean Malacoidella lives almost every- 

 where, a solitary parasite in the branchial cavity of a mollusc ; but we 

 here have a very plausible explanation which is almost certainly the 

 correct one, being confirmed by occasional observations of the co-exist- 



