126 LA TOUCHE : GEOLOGY OF NORTHERN SHAN STATES. 



The chief interest of these rocks lies in the fact that they 

 , , ., contain the only fauna of undoubted Lland- 



List of fossils. . . 



overy age that has yet been found in the 

 East. The fossils collected from them, in the area mentioned 

 above, have been provisionally determined as — 



Hydrozoa — 



Diplograptus (Orthograptus) vesiculosus Nicholson. 



(Mesograptus) modestus Lap-worth. 

 ,, (Glyptograptus) cf. persculptus Salter. 



Climacograptus medius Tornquist. 



,, Tornquisti Elles and Wood. 



„ rectangularis McCoy. 



Monograptus tenuis Portlock. 



„ gregarius Lap-worth. 



„ cyphus var. minor Lapworth. 



,, concinnus Lapworth. 

 Rastrites peregrinus, Barrande. 



Anthozoa — 



Palceocyclus (?) sp. 

 Brachiopoda — 



Orihis (Dalmanella) sp. (aff. elegantula Dalman). 

 „ aff. hirnantensis McCoy. 



Scenidium aff. Lewisi Davidson. 



Orthothetes aff. pecten Sowerby. 



StropJiomena sp. no v. 



Rhynchonelloid (genus indet.). 



Plectambonites (?) sp. nov. 

 Mollusca— 



Holopea sp. 

 Arthropoda — 



Phacops (Dalmanites) sp. nov. (aff. imbricatus Angelin). 

 Acidaspis sp. nov. (aff. quinquespinosa Salter). 

 Beyrichia sp. 

 Turrilepas sp. 



A fairly clear section of these beds is exposed at Panghsa-pye 

 (Loc. 65, F 2), at the base of a precipi- 



Section of Panghsa-pye. , , , , , * . >■ 



tous sandstone scarp, formed of the higher 

 Silurian rocks, about a quarter of a mile south-east of the 

 village. The strata here are seen to be conformable to each 



