SHUFELDT : OSTEOLOGY OF THE STEGANOPODES 



183 



Measurements (in Millimeters) of Corresponding Bones of Phalacrocorax 



PERSPICILLATUS, CARBO, URILE, AND DILOPHUS. [FrOM LuCAS.] 



{All measurements are in a direct line and not along curves.) 



Rostrum : 



Tip of mandible to extremity of maxillo-jvigal bar.. 



Maxillo-jugal bar 



Tip of mandible to posterior end of palatine 



Width across nasals, at fronto-nasal hinge 



Lower mandible : 



Length of ramus 



Greatest height of ramus 



Sternum : 



Anterior end of carina to mesoxiphoid 



Manubrium to mesoxiphoid 



Depth of carina 



Width across articulations of first rib 



Width across articulations of fourth rib 



Coracoid : 



Length 



Breadth of sternal articulation 



Greatest distal breadth 



Humerus : 



Length 



Greatest proximal breadth 



Greatest diameter of shaft midway between extremi- 

 ties 



Greatest distal breadth 



Ulna: 



Length .». 



Greatest proximal breadth , 



Greatest diameter of shaft midway between extremi- 

 ties 



Pelvis : 



Greatest length of ilium 



From anterior border of ilium to external angle of 

 anti-trochanter 



Greatest width of ilia in advance of acetabula 



Least width of ilia in advance of acetabula 



Width between outer exti'emities of anti-trochanters. 



Length of ilio-ischiatic space 



Greatest width of ilio-ischiatic space 



From dorsal edge of ilium, above the ilio-ischiatic 

 foramen, to ventral edge of ischium 



Length of ilio-pubic articulation 



Between posterior terminations of ischia 



Femur : 



Length 



Greatest proximal width 



Greatest diameter midway between extremities 



Greatest distal width 



Tibia : 



Length 



Width across cnemial ridges 



Width at distal end of articulation with fibula 



Least transverse diameter of shaft 



Distal width 



"Tarsus" : 



Length 



Proximal transverse width 



Distal width 



P. perspi- 



cillafus 



( National 



Museum, 



17041). 



P. carlo 

 (Yale College 



P. urile 

 (National 



P. dilophus 

 (National 



Museum, 

 535). 



Museum, 

 12502). 



Museum, 

 18050). 



134 



140 



108 



105 



68 



69 



56 



56 



109 



117 



91 



86 



21 



20 



13 



14 



139 



U4: 



112 



110 



13 



13 



9 



12 



104 



119 



97 



91 



83 



97 



84 



76 



28 



33 



31 



26 



64 



66 



64 



54 



63 



59 



60 



51 



84 



87 



71 



70 



25 



25 



24 



20 



18 



17 



16 



13 



170 



170 



140 



140 



30 



28 



25 



23 



11 



9 



10 



8 



21 



20 



18 



17 



190 



178 







21 



18 







8 



7 







151 



152 



122 



120 



72 



65 



58 



49 



48 



44 



42 



38 



23 



23 + 



19 



18 



43 



46 



37 



33 



42 



41 



32 



38 



18 



13 



13 



10 



28 



23 



23 



19 



21 



28 



15+ 



23 



46 



40 



42 



40 



74 



70 



66 



55 



21 



19 



16 



15 



11 



10 



9 



8 



22 



18 



16 



15 + 



140 



127 



117 



102 



15 



13 



11 



11 



15 



13 



11 



13 



8 



8 



7 



7 



16 



15 



12 



13 



71 



72 



60 



62 



19 



16 



14 



14 



20 



18 



15 



14 



