distal qutincr nf the tail a luterally 

 thin, dorso-ventral, pennatc crest of 

 ,„il h.m's ' s present These hairs art 

 ||v;ll 4 J nun. in length and coloured 

 fuscous black En two specimens: drab 

 ec ty with fuscous black lips in two 

 iithcrs: and Vtnaceous bull with 

 fu»cOt» black lips in the lillh speci- 

 mc „. Dorsally the crest is approxi- 

 mately 25 mm. lung and is weakly 

 developed, vcntrally however, it us 



sonic 30 mm, long and Strongly 

 developed with densely packed, erect 

 haiis. 



lable I provides data on ilie flesh 

 dimensions from .ill known specimens 

 of Sminthopsis psitnimophiltis Spen- 

 cer, 1IW {op. til.) when tabulating 

 Ihe tail measurement in his original 

 description ol Ihe Hololype, staled. 

 "Very tip broken oil". I calculate that 

 approximately S mm. are missing. 



Ivhii I 



Flesh Dimensions ol Sminiliop\i\ psummophilii 



Measurement 



Holutype * 



Lake Amadeus 

 (Ex. Spencer) 



M7662 

 Mamblyn 



,? 



M7663 

 Booncrdoo 



rt 



M7971 

 Boonerdoo 



5 



M7972 

 Boonerdoo 



Bod] length 



105 



114 



112 



91 



91 



Tail length 



116 

 (Very lip 

 broken oil 1 



129 



114 



116 



126 



Length of 

 hind foot 



U.H.) _ 



25 



26 



25.7 



25.2 



25.5 



Height of 

 car (from 

 natch 1 



24 S 



26.8 



25.1 



23.1 



23,3 



Skli.i. Chumctirs 



An elongate skull, with an excep- 

 tionally high crowned cranium, pro- 

 duced by the cx.aggcr.ited. bulbous 

 inflation Of ihe anterior porlions ol 

 the parictals, Tins results in a diag- 

 nostic cranial depth of at least 12 

 mm (Plate 3). 



NaS&ls attenuate, tapering slightly 

 towards the front from 8 minimal, 

 poskro-lalcral expansion. Post-orbital 

 processes poorly defined as broad, 

 blunt points without constrictions 

 behind. Sagittal crest minule. but 

 aniiceahle on the posterior Ihird of 

 the median parietal suture. I.amb- 

 dnid.il crests of s'unilar appcaiancc 

 A pair of supplementary palatal 

 openings between M4-4. Alisphcnoid 



April, 19/1 



bullae fractionally less inflated in 

 proportion to skull length than 

 those of S. itassiaiuJahi (genotype 

 species). In comparison with ailull 

 skulls of -V. cnissicmdaiii in the South 

 Australian Museum, the ratio for 

 greatest length of skull to greatest 

 breadth of alisphcnoid bulla of .S 

 psonimuphilui, compared with .V. 

 rrastlcJTudam, li IX»:1, The periotie 

 bullae appear slightly more swollen 

 than those of .V. crMStcaitchiia, due 

 lo Ihe absence of median longi- 

 tudinal depressions. 



Dental foi inula. I j : C ! : £J 

 f Tccih, upper jaw; I 1 piomin- 

 enr set apart from which are 



smaller and increase in size lo Ihe 

 rear by crown length, bul not crown 



107 



M 



