1922] Swarth: Birds and Mammals of the Stikine Region 237 



No. 39901, adult male. Contents: bits of a Carabid, 1 Bythosco- 

 pinae, about 40 Aphids, Tipulid remains, 2 Aealyptrate flies, 3 Ten- 

 thredinids (PachynemMtus) , 1 Pteromalid, 1 Camponotus, 1 Diaereius 

 rapae, 1 Ichneutes reunitor, 1 Braeonid, and 1 Diplazon laetatorius, 

 2 small bulblets of Polygonum viviparum, 18 Caryophyllaeeae (near 

 Silene), and 8 small Dicotyledonous seeds. 



No. 39903, adult male. Contents : 1 Scarabeid (probably Ataenius) , 

 1 Camponotus, sp., 1 Stemmnacrus, 1 Dia&retus rapae, 1 Ephydrid, 

 about 25 Aphids, 1 caterpillar, about 120 seeds of Potentilla, 7 sedge 

 seeds, 10 stamens of P&ntstemon, sp., 26 Vaccinium, sp., 2 seeds near 

 Mollugo, sp., 8 Caryophyllaeeae seeds (near Silene, sp.), and 3 small 

 Dicotyledonous seeds. 



No. 39904, adult female. Contents : 1 Pteromalid, 1 fly (Empidae), 

 about 58 plant lice, 1 insect pupa (probably Lepidopterous), 1 imma- 

 ture bulblet of Polygonum viviparum. 



No. 39905, adult female. Contents: 1 nymph of Geocoris, sp., head 

 of a Microlepidoptera, 2 Lyeosids, 2 Tipulids, 3 moths, 2 seeds of 

 Cyperaceae. 



No. 39906, adult female. Contents: fragments of 2 Lina inter- 

 ruptum, 1 Aealyptrate fly, 1 Psylla, sp., about 75 Aphids, bits of a 

 spider. 



No. 39907, adult male. Contents : 3 moths, 1 Tipulid, 225 seeds of 



Carex, sp. 



TABLE VII 



Percentage of animal and vegetable matter in stomachs of Leucosticte tephrocoHs 



littoralis 



