MAMMALIA. / 



Subclass II. INEDUCABILIA. Ord. VII. BRUTA. Fam. 21. 

 Myrmecophagida. 37. Manidina. 38. Myrmecophagina. Fam. 22. 

 Dasypodida. 39. Dasypodina. 40. Orycteropodina. Fam. 23. 

 Bradypodidce. 41. Bradypodina. 



Series II. OVOVIPARA. Order XII. MONOTREMATA. Fam. 

 40. Echidnidce. 74. Echidnina. J?&m.4l. Ornithorhynchinidce. 

 75. Ornithorhynchina. 



Mr. Turner, in his paper on the Skulls of Ungulated Mam- 

 malia (Proc. Zool. Soc. 1849, 158), adopts Mr. Owen's names for 

 his orders, and arranges the genera as follows : 



I. ARTIODACTYLA. A. Ruminantia. 1. Bovida. Bos, Ovis, 

 Capra, Antilope. 2. Cervidcs. Cervus and Camelopardalina. 

 3. Moschida. Moschina, Dichobudina. 4. Camelidce. Ano- 

 plotheriana and Camelina. B. Non- Ruminantia. 5. Hippopota- 

 midce. Hippopotamina, Dicotylina. 6. Suidcs. 



II. PERISSODACTYLA. A. Typica. 1. Rhinocerotidae, Equina, 

 Rhinocerina. B. Aberrantia. 8. Elephantidse. 9. Toxodontidse. 

 10. Manatidae. 



SYNOPSIS OF THE FAMILIES. 



I. Two middle toes large, equal. Bones of the metacarpus and 



metatarsus united. 



1. BOVID^E. Two middle toes separate; cutting teeth f or f ; 



grinders f- ; frontal bones generally horned ; gullet with two 

 pouches. 



2. EQUID^E. Two middle toes soldered into one; cutting teeth 



f ; gullet and stomach simple. 



II. Toes 3, 4, 5 to each foot, nearly equal. Teeth nearly in one 



series. 



3. ELEPHANTID^E. Grinders rooted, transversely ridged ; toes 



3*3, 3'4 or 5'5, last joint covered with a hoof; skin thick, 

 nearly naked ; hairs large, rigid ; gullet simple. 



4. DASYPID^E. Grinders rootless ; crown flat, sometimes want- 



ing; face long, acute; body armed with scales or rigid 

 hairs. 



5 . BRADYPID^E. Grinders rootless ; crown when young conical ; 



face round ; limbs elongate ; hair dry, crisp ; stomach two- 

 or three-celled. 



