NO. 2226. 



DISTRIBUTION OF ENTOMOSTRACA—DODDS. 



73 



Canada. The two stenothermic groups have the common charac- 

 teristic, tliat each has a considerable proportion of species with a 

 very restricted range. 



Names. 



Diaptonius shoshone 



Diaptomus arapahoensis 



Diaptomus coloradensis 



Diaptomus lintoni 



Diaptomus judayi 



Macrothrix montana 



Limnetis gouldii 



Latuna setifera 



Holopedium gihberum 



Eurycerus lamellatus 



Acroperus harpae 



Depanothrix dentata 



Camptoccrcus rectirostris 



Pleuroxus procurvatus 



Alonclla exigua 



Alonella excise 



Streptocephalus coloradensis -- 



Branchinecta coloradensis 



Diaptomus nudus 



D. leptopus, var. piscinae 



Oanthocamptus staphylinoides 

 Streblocerus serricaudatus. 

 Macrothrix hirsuticornis . 

 Alona afpnis- 

 Alona guttata 

 Alona rectangula. 

 Daphnia longispina- 



Daphnia pulex 



Ceriodaphnia reticulata. 



Cerioiiaph n ia pulchella 



CJiydoriis sphwricus 



Cyclops alhidus 



Cyclops bicuspidatus 



Cyclops serrulatus 



Cyclops viridis 



Oraptolebrris testudinaria 



Simocephalus serrulatus 



Simocephalus vetulus 



Scapholeberis mucronata 



Bosmina longirostris 



Canthocamptus minutis 



Daphnia liyalina 



Daphnia psittacea 



Dunhevedia crassa 



Lepidurus bilobatus 



Diaptomus signicauda 



Diaptonius sidles 



Pleuroxus adunctus 



Pleuroxus denticulatus 



Lcydigea quadrangularis 



Kurzia latissima 



Moina brachiata 



Moina affinis 



Diaptomus claviceps 



Diaptomus pallidus 



Diaptomus siciloides 



Diaptomus allmquerquensis- 



Marshia albuquerquensis 



Cyclops ater 



Apus lucasanus 



Apus aequalis 



Apus newberryi 



Apus longicaudatus 



Eulimnadia texana 



Estheria morsei 



Estheria mexicana 



Estheria compleximanus 



Streptorephalus texanus 



ThamnocrpJialus plati/urus _ 



Bravrhinrctii pncknrdi 



Branchinecta Undahli 



...i: 



Fig. 10.— Oeaphic representation of altitupinai, ranges of all species of Entomostraca known 

 TO OCCUR IN Colorado. Solid bars indicate the range as seen in the collections of the 



WRITER; OPEN PORTIONS, EXTENSIONS OF RANfi E FROM OTHER RECORDS; DOTTED PORTIONS, PROBABLE 

 P,> TENSIONS OF RANGE INTO ELEVATIONS NOT COVERED BY COLORADO RECORDS, ESPECIALLY INTO 

 LOWER ELEVATIONS THAN THOSE FOUND IN THE STATE 



