INDEX 
327 
Holopea cf. concinnula 206 
cf. parvtila 207 
Hormotoma gracilis angustata 207 
(?) major 207 
Hyolithes baconi 211 
miseneri 212 
Isotelus brachycephalus 65 
Kellogg, Robert James. “Some Suggested Experiments for the Graphic 
Recording of Speech Vibrations” 83 
Kionoceras holtedahli 273 
kentlandense ' 277 
laqueatum 273 
sp 276 
trentonense 275 
Kornhatjser, Sidney I. ‘‘The Cytology of the Seaside Earwig, anisolabis 
maritima Bon, Pt. 1.” 234 
Lepadocystid, an unknown Brassfield 9 
Leurorthoceras chidleyense 282 
hanseni 278 
Lewis, Thomas A. “Psychological Factors in Vocational Guidance” 147 
Maclurina manitobensis 207 
Maclurites 208 
Mather, Kirtley F, “Revolution vs. Evolution: The Paleontologist 
Renders His Verdict” 307 
“The Manipulation of the Telescopic Alidade in Geologic Mapping”. . 97 
Mather, Kirtley F. and Mehl, Maurice G. “The Importance of Drainage 
Area in Estimating the Possibilities of Petroleum from an Anticlinal 
Structure” 143 
Mcewanella 197 
Mcewanella raymonde 198 
Mehl, Maurice G. See Mather and Mehl 143 
“Some Factors in the Geographic Distribution of Petroleum 55 
“Some Suggestions for Indicating Drilling Operations” 169 
“The Use of Models in the Interpretation of Data for Determining the 
, Structure of Bedded Rocks” 157 
“The Use of Outline Charts in Teaching Vertebrate Paleontology” 47 
Mesopalaeaster (Hemipalaeaster) schucherti 22 
Myelodactylus (Eomyelodactylus) rotundatus 19 
Nilus sp 219 
“Notes on Arctic Ordovician and Silurian Cephalopods; Chiefly from Boothia 
Felix — King William Land, Bache Peninsula, and Bear Island.” By 
Aug. F. Foerste 247 
“Notes on Isotelus, Acrolichas, Calymene, and Encrinurus.” By Aug. F. 
Foerste 65 
