PRICE, FIFTY CENTS. 



Vol. II. No. 4. 



BULLETIN 



FROM THK 



LABORATORIES OF NATURAL HISTORY 



OF THE 



State University oi{ Iowa, 



/. OBSERVATrOA'S OX THE DEVELOPMENT OF THE 

 HrPOPHTSIS CEREBRI AND PROCESSUS INFUN- 

 DIBULI IN THE DOMESTIC CAT, 



By F. S. Aby. 



//. OBSERVATIONS ON A CASE OF LEUCAEMIA AT THE 

 IOWA CITY HOSPITAL, By F. S. Aby. 



///. STUDIES ON THE MALE TARSUS IN SOME ADEPH- 1 

 AGOUS COLEOPTERA, By H. F. Wickham. 



IV. DESCRIPTION OF THE EARLY STAGES OF SEVERAL I 

 NORTH AMERICAN COLEOPTERA, \ 



By H. F. Wickham. | 



V. A BOTANICAL EXPEDITION TO NICARAGUA, 1 



By B. Shimek. ' 



VI. THE NICARAGUAN MrXOMl'CETES, \ 



By Thos. H. McBride. 



VII THE MrXOMTCETES OF EASTERN lOJVA (Continued), j 



By Thos. H. McBride. \ 



VIII. A NEW SLIME-MOULD FROM COLORADO, 



By Thos. H. McBride. 

 IX. A NEW CrCAD, By Thos. H. McBride. 



X. SOME CENTRAL AMERICAN PTRENOMTCETES, 



Bv Chas. L Smith. 



Published by Authority of the Regents. 



IOWA CITY, IOWA: 

 November, 1893. 



