IV THE NAUTILUS. 



Daniels, Lorenzo E. (obituary), portrait 99 



Elliptio dilatatus var. Sterkii Grier, n. var 9 



Epiphragmophora tudiculata colusaensis Bartsch, n. subsp. 126 



Euryiiia (Micromya) venusta (Lea) 13 



Fnndella candeana (d'Orb.) (pi. 3) 38 



Fuseonaia flava var. Grier, n. var 11 



Gillia altilis (Lea) (pi. 2, figs. 1-8) 19, 22 



Gillia and Amnicola, notes on uidification of 19 



Glochidia of Strophitus edentulus pavonius (Lea) 17 



Gonave Island shells 72 



Helcion pellucidum in America 77 



Helix areolata 55 



Helix levis Pfeiffer 56 



Helix occidentals M. & H 63 



Helix pandora? 56 



Hemiplecta sagittifera batauensis Bartsch, n. subsp 15 



Lampsilis brevicula Call 14 



Lampsilis ventricosa cohongoronta in the Potomac Valley. 51 



Land shells of Monroe, Connecticut 134 



Lasmigona costata var. eriganensis Grier, n. var 10 



Liguus fasciatus, varieties from Cuba in Florida 104 



Lirnax maximus in Colorado 71 



Limuasa tenuicosta M. & H 64 



Liopistha (Cymella) montanensis Hend., n. n. for Phola- 



domya undata 60 



Loboa bruuoi von Ihering, the status of 53 



Lymnaea auricularia L. in Colorado 71 



Lymnaea hendersoni Baker 71 



Macrocallista orcutti Dall., u. sp 24 



Malleus rufipunctatus Reeve 38 



Malleus vesiculatus Reeve 38 



Marine mollusca about New York City, some 90 



Martyii's universal conchologist 28 



Meioceras, n. sp. (pi. 5, fig. 7) 76 



Melania. convexa var. impressa M. & H 61 



Melania (Goniobasis?) sculptilis Meek 61 



Melauia multistriata M. & H 62 



Naiades from Lake Erie, new varieties of 9 



Nenia cooki Pils., n. sp. (pi. 7, figs. 11-13) 80 



Nomenclature and systematic positions of some North 



American fossil and recent mollusks 60 



Notes 34, 71, 103, 143 



Obba listeri batanensis Bartsch, n. subsp 16 



Olivella biplicata angelena Oldroyd, n. var 34 



Oncaaa Gistel 99 



