80 BULLETIN 37, UNITED STATES NATIONAL MUSEUM. 



Table IV. D. — List of Pteropoda. 



Name and authority for species. 



Order PTEKOPODA. 



Suborder TH1<:CO!!$OiUATA. 



Genus LIMACINA Cuvier. 



Section Heterofusus Fleming. 



L. trochiformis Sonl 



L. buliraoitles Orb 



L. Lesueuri Orb 



L. retroversa Flem 



Section Limacina s. s. 



L. lielicina Phipps 



Subgenus Embolus Jeffreys. 



E. inflatus Orbigny 



E. triacanthus Fischer 



Genus PERACLE Forbes. 



P. reticulata Orbigny 



var. diversa Monterosato 

 F. ? helieoides Jeffreys 



Family CAVOLINIID^. 

 Genus CRESEIS Rang. 



C. virgula Rang 



C. conica Eschscboltz 



C. recta Blainville 



Section Boasia Dall. 



C. chiercuitie Boas 



Genus CLEODORA Per. and Les. 

 Subgenus Hyalooylix Fol. 



H, striata Eang 



Subgenus Styliola. 



S. eubula Qnoy & Gaimard 



Subgenus Cleodora s. s. 



C. pyramidata L.. 

 C. cuspidata Bosc . 



PI. 



Figs. 



48 



14 



66 



112 



118 



119 



Alt. 

 or 

 Lon. 



Range in Northern 

 depth, extreme range. 



LO 

 2.0 

 1.5 

 2.5 



3.0 



1.5 

 4.5 



4.0 



7.5 



10.0 



6.0 



7.0 



25.0 



Pelagic 

 Pelagic 

 Pelagic 

 Pelagic 



Pelagic 



Pelagic 

 Pelagic 



Pelagic 

 Pelagic 

 Pelagic 



Pelagic 

 Pelagic 

 Pelagic 



N.lat.42o.. 

 N.lat.350.. 

 N.lat.380-. 

 Arctic Sea . 



Arctic Sea . 



N.lat.42o. 



N.lat.38o. 



N.lat.370. 

 N.lat.31o. 



N.lat.£7o. 



N.lat.41o.. 

 N. Atlantic 

 N.lat.48°-. 



Pelagic N.lat.310.. 



N.lat.390-. 



0.0 



Pelagic 



10.0 



Pelagic 



15.0 



Pelagic 



16.0 



Pelagic 



N.lat. 413.. 



Spitzbergeu 

 N.lat.600.. 



