5o .inn [I8CELLANE01 COLLECTIONS VOL. 69 



near iea level to ovei i ooo feel in altitude. Anthony noted the fat I 

 that the males were mut h largei than the female 



Specimen! examined: Boquete, I '; Cana, h, Gatun, 7'; Maxon 

 Ranch (Rio Trinidad), 2 Real de Santa Maria, 4 \ \<»> [ndio 



(type locality;, 1 ; Tacarcuna | .:,65o-4,2oo feet), 33 s ; Tapalifa, -'.' 



MARMOSA MEXICANA SAVANNARUM Goldman 



inna Mai mo n 



Marmosa mexicana tOVOWtOfUfn (ioujman, Proc. Biol. Soc. Washington, 

 Vol. 30, p. I06, May 23, J'ji; Typ«t from I'omit-ion, Chiriqui, Panama. 



Specimens of this little opossum were recorded by Bangs (19 

 \>. i<i) as Marmir.a mexicana from Bugaba, and by Allen (1904, 

 p, 56) &m Marmosa tnurina mexicana from Boqueron, I hiriqui, < >n 

 comparison wiili subsequent accessions ol material from various 

 \<,< .- 1 i j 1 j<-. iii. •■..■ .(,. « iiik-ii , appear to represenl a geographic race dis 

 tinguiehed by small size and pale coloration, the lattei character 

 shared wiili othei mammali inhabiting the same generally open 

 savanna region, and evidently tin- resull of the environmental con- 

 ditions prevailing This pallid subspecies maj range along the 

 Pacific coast ol Panama a fai east as the Bayano River where the 

 savannas end abi uptly 



' ,],'■• [men t amined Boqueron, 2 ' ; Bugaba 



MARMOSA KULVIVENTER Bangs 



Pulvou bellied Marmo a 



Marmosa fut-tn.', ni, -t l mer. Nat., Vol. 35, p. 632. August, IQOI. 1 y\><- 



1 row ' isti Miguel Wand, Panama. 



'I in- fulvous-bellied marmosa i'. an insular representative of die 



grOUp to wlii< li M. islluniiii ' ioldinan ol the adjacent iii.hiiI.hkI 



belongs, ii differs from that animal in darkei color, the underparts 

 being deep i,ui] 01 fulvou instead ol i ream bufl or pinkish buff. It 

 is known only from five specimens collet ted on the islands of San 

 Miguel and ' iaboga by W. W. Brown, Jr., in the spi ing ol \<joo. 



The example from Saboga, a small island in the northern part ol 

 the archipelago, is slightly palei throughout than specimens from 

 San Miguel and may represenl an unrecognized form, 'fix- incom 

 plete skull, however, is not very appro lably different. 



Specimens examined : aboga fsland, i '; San Mi^nd Island, }.' 



1 < <;ll.-< li-,11 Mus < ■ .iu|i Zool 

 •Collation Aiih-i Mns. Nat. Hift 



