186 BULLETIN OF THE 



Pupa muscorum, var. bigranata, Ross. 



muscorum, var. Lundstromi, Westerlund. 

 columella, Benz., var. Gredleri, Clessin. 

 Krausseana, Reinh. 



Of the above, descriptions and figures are given of two only, Succinea chrysis 

 and S. annexa, which are copied here. 



Succinea chrysis, Westerlund. 

 (Figures copied on my Plate I. Fig. 14.) 

 Testa oblongo-ovata, solida, irregulariter transversim striata vel ssepe costu- 

 lato-plicata, colore varia, saepissime spira pallidiore, apice rubro, anfractu ultimo 

 antice rotuntiore, subviolaceo-rufescente, postice pallidiore, ubique strigis trans- 

 versis numerosis albidis; spira elevata, acuta, anfr. 3^, convexi, ultimus deorsum 

 lente attenuatus, penultimus subtus tumidulus, antepenultimus transversalis, 

 extus depressus, sutura forte excisa, anfr. ultimo minutissimo; sutura perim- 

 pressa, apertura ovata, intus aureo-micans, pariete arcuatula, obliqua; peristoma 

 obscure marginatum, marginibus sequaliter arcuatis (exteriore superne ad inser- 

 tionem forte curvato), in pariete callo tenuissimo albido conjunctis. 

 Long. 11 J, diam. 7£, ap. "t\ mm. 1., 5 mm. d. ; long. 13, diam. 7-^, ap. 

 long. 9, diam. 7^ mm.; long. 10, diam. 6, ap. long. C^, diam. 5 mm. 

 Asia : America, Port Clarence, Alaska. 



I figure also a specimen from St. Michael's, Alaska (Dall), which 

 chrysis. has usually been referred to a form of S. lineata. 



Succinea annexa. 

 (Figures copied on my Plate I. Fig. 15.) 



Testa elongato-ovata, fragilis, intus rugas incrementales fuscas (in spec, max.) 

 validas et extus abruptas dense striata, anfr. penultimo dense distincte spira- 

 liter lineata, anfr. ultimo transversim irregulariter alternatim rufo- et albido- 

 strigata ; sutura impressa ; spira exserta, apice mamillata ; afr. 4, ultimus 

 convexus, penultimus tumidus, antepenultimus altus, exitus convexus, sutura 

 tenui a prsecedente sejunctus, summus (subtus visas) globosus; apertura ovata, 

 pariete obliqua, columella arcuata, marginibus linea tenui alba junctis. Long. 

 11, diam. 8, apert. long. 8, diam. 6 mm.; long. 10, diam. 6^, apert. long. 6, 

 diam. 4^ mm. 



Fort Clarence, Alaska. 



INTERIOR REGION SPECIES. 



Macrocylis concava, Say. 

 Zonites capnodes, W. G. B. 



fuliginosus, Griffith. 



friabilis, W. G. B. 



