PATAGONIAN EXPEDITIONS: PALEONTOLOGY. 



Fig. I. 

 Fig. I a. 



Fig. 



2. 



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2a 



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4- 



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5- 



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9- 



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lO. 



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II. 



Fig, 

 Fig. 

 Fig, 

 Fig, 

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Fig, 

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Fig. 

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la. 

 id. 

 ic. 

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EXPLANATION OF PLATE LXIX. 



EocARDiA MONTANA : Right mandibular ramus, side view, X \ 



No. 15,372 



EocARDiA MONTANA : Right lower teeth, crown view, X \. No 



15,372. (This figure is inverted and mg- is marked p^.) 

 EocARDiA PERFORATA : Palate and upper teeth, X f . No. 15,463 



Right lower teeth, X f. No. 15,463. 

 EocARDiA EXCAVATA : Right scapula, X ^. No. 15,211 

 " " Left humerus, X ^. No. 15,211 



" " Left ulna and radius, X ^. No. 15,211 



" " Left metacarpus, X ■^. No, 15,211 



" " Right OS innominatum, X ^. No. 15,211 



" " Right femur, X ^. No. 15,211. This bone 



is made to appear unduly broad by crushing . 

 EocARDiA EXCAVATA : Right tibia and fibula, X \. No. 15,21 1 



Right pes, X -1-. No. 15,211 

 ScHiSTOMYS ELLiPTicus : Skull, leftside, X -^. No. 15,648. This 

 figure is incorrect in several particulars ; the naso-premaxillary 

 suture should be nearly straight and the line joining the alveolus 

 of m^ with the front of the orbit should be omitted ; it makes 

 the orbit seem much too small. 



SCHISTOMYS ELLIPTICUS : SkuU, tOp, X -f , No. 15,648 . 



Skull, base, X 1 No. 15,648. 

 " Left upper teeth, X f. No. 15,648. 



Left lower teeth, X f. No. 15,648. 

 Skull, right side, X 1 A. M. N. H. 

 No. 9,539. 

 ScHisTOMYS ELLIPTICUS: Skull, top, X ^ A. M. N. H. No. 9,539. 



Occiput, xi A. M. N. H. No. 9,539. 

 Right scapula, XI. A.M. N.H. No. 9,539 

 " Left humerus, X^ . No. 15,648 . 



Left femur, X \. No. 15,648 

 Left tibia, X 1 No. 15,648 . 

 EocARDiA sp. : Right lower milk-premolar, crown-view, X f 



A. M. N. H 



ScHiSTOMYS ROLLiNsii, type Skull, base, Xi No. 15,959. 



" Skull, top, X 1 No. 15,959. 

 " Right upper teeth, Xf. No. 15,959. 



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(vol. v) 



