402 GEOLOGY OF OHIO. 



23. OLTGONEMA Rostf. 



OuGONEMA BREVIFOUA Peck. 



On old wood and mosses, Miami Valley, A. P. Morgan (Myx.) 



OEIGONEMA feavidum Peck. 



Granville, W. G. Tight, H. L. Jones. 



Oeigonema Fuevum Morgan. 



On old effused Sphaeria, Miami Valley, A. P. Morgan ( Myx: ) 



Olignema nttens Lib. ( Trichia nitens Libert.) 



On and within rotten wood, Miami Valley, A. P. Morgan ( Myx.) 



Ougonema PUSiEEA Schw. ( Trichia pusilla Schroet.) 

 Granville, W. G. Tight, H. L. Jones. 



24. TRICHIA Hall. 



Trichia afeinis DeBy. ( T. jackii Rost.) 

 Granville, W. G. Tight, H. L. Jones. 



Trichia andersoni Rex. 



Inside of bark of Acer, Miami Valley, A. P. Morgan (Mvx.) 



Trichia chrysosperma DC. 



Cincinnati, Thos. G. Lea (Cat.); Granville, W. G. Tight, H. L.Jones. 



Trichia paelax Pers. 



On old wood, Miami Valley, A. P. Morgan (Myx.) 



Trichia fragieis Sow. 



On old wood, Miami Valley, A. P. Morgan (Myx.) 



Trichia scabra Rost. 



Granville, W. G. Tight, H. L. Jones. 



Trichia varia Pers. 



Cincinnati, Thos. G. Lea (Cat); Granville, W. G. Tight, H. L.Jones. 



25. HEMIARCYRL1 Rostf. 



Hemiarcyria abeaTa Morgan. 



Granville, W. G. Tight, H. L. Jones. 



Hemiarcyria ceavata Pers. 



Cincinnati, Thos. G. Lea (Cat.); Fairfield Co., Perry Co., W. A. Kellerman. 



Hemiarcyria funalis Morgan. 



On old wood, Miami Valley, A. P. Morgan (Myx.) 



Hemiarcyria eoxgipiea Rex. 



On old wood of Oak, etc., Miami Valley, A. P. Morgan (Myx.) 



