-420 MR. K. W. HOO,LKY ON THE [Julie 1913, 



EXPLANATION OF PLATES XXXVI-XL. 

 Plate XXXVI. 



[The right-hand block in figs. 1 and 2 is here exhibited with the matrix 



■ removed at a different angle from the other block. This block requires a half- 

 turn to put the portions of bones thereon in their true connexion with those 



■ on the other block.] 



.Fig. 1. Upper view of Atherfield specimen No. 1, partly cleared of matrix: 

 tin., snout; pr.b., premaxillar bar; no., dorsal border of the 110- 

 tariuui ; rb,, rib ; sc, scapula ; ku.r., distal end of right humerus; 

 r.r., right radius ; u.r,, right ulna ; hu.L, distal end of left humerus; 

 r.l., left radius ; u.L, left ulna : p.cp., proximal carpal ; pt., pteroid ; 

 la.cp., lateral carpal ; W.mc,, proximal end of wing-metacarpal ; 

 mo., portion of one of the small metacarpals ; l.w.ph., distal end 

 of the first wing-phalange ; 2.v:.jj1i., second wing-phalange; 3.w.ph., 

 proximalhalf of the third wing-phalange. B.M. R/3S77. X about 2 V 

 \2. Nether view of Atherfield specimen No. 1, partly cleared of matrix: 

 tin., ventral view of snout ; mx.p., inner view of maxillo-nasal 

 process; ran., portion of the mandible; Q-r., portion of right 

 quadrate; Q.L, portion of left quadrate; c.v., cervical vertebrae; 

 no., notariuui ; d.v., aorsal vertebras ; li.r., right humerus; u.r., right 

 ulna ; hu.L, left humerus ; r.l., left radius ; u.L, left ulna ; sc, 

 scapula ; p.cp., proximal carpal ; d.cp., distal carpal ; l.cp., lateral 

 carpal; w.mc, proximal end of wing-metacarpal ; Inch., ischium; 

 /., lemur; ti., portion of tibia. B.M. E/3877. X about ^\. 



Plate XXXVII. 



Fig. 1. tin., the snout, freed from the matrix : p., premaxilla ; n.v., nasal 

 vacuity ; inn., mandible. B.M. R/3877. xi 



2. Portion of the skull near the orbit: 0., orbit; a.o.v., antorbital 



vacuity; a.o.v. 2., antorbital vacuity No. 2; ■ i.t.f., infra-temporal 

 fossa; pr.b., premaxillar bar; J., jugal ; Qu., quadratoj ugal ; 

 Q., quadrate; mm., maxilla; mn., mandible; mil. a., mandibular 

 articulation ; b., rounded boss of bone. B.M. R/3877. X i. 



3. Left lateral aspect of the hinder portion of the cranium, as preserved 



in B.M. R/176 : 0., orbit; s.t.f., supra-temporal fossa; i.t.f., infra- 

 temporal fossa; s.t.b., supra-temporal bar; Qu., quadratojugal ; 

 ■ Q., quadrate ; M., matrix with a fragment of a limb-bone. X i- 



4. Interior view of the right maxillo-nasal process : mx.n.b., part of the 



maxillo-nasal bar ; mx., maxilla ; a., line of division between the 

 upper and the lower jaw; ran., mandible. B.M. R/3877. X 3. 



5. Restoration of the skull, persj)ective lateral view : n.v., nasal vacuity ; 



a.o.v., antorbital vacuity; a.o.v.2., antorbital vacuity No. 2 ; 0., orbit; 

 S.t.f., supra-temporal fossa; i.t.f, infra-temporal fossa; p., pre- 

 maxilla ; mn., mandible; mx., maxilla ; mx.n.b., maxillo-nasal bar : 

 J., jugal ; Qu., quadratojugal ; Q., quadrate ; s.t.b., supra-temporal 

 bar ; p.f.o.b., post-fronto-orbital bar ; L, lachrymal ; b., rounded 

 boss of bone. X h 



Plate XXXVIII. 



Fi». 1. Restoration of the occiput : p.t.f, post-temporal fossa; ; f.m., foramen 

 magnum ; c, occipital condyle ; Q., quadrate. X i. 



2. Restoration of a cervical vertebra, ventral view. X A. 



3. Right lateral view of the notarium : fa., the supposed articular facet 



for the scapula; A, anterior end. B.M. R/3877. X 5. 



