Ohae. 124 



74, 75, figs. 69, 70, for comparison with American fossil fish 



teeth, and to illustrate their crushing apparatus. — Now living. 



Chaetetes (Monticulipora) abruptus. (Hall, 32d An. Et. 



VL ..^^^ ■'^' ^- ^^®' ^^^* Hist., 



,^^W ^^^ ^^^' ^^' P^^^ •^^' plate 9, 



'^^^^ #^^^^ ^S- ^? Lower Helderberg.) 



^^^^^^^^^^^^a Claypole's list of fossils in 

 ^^^^^^ ^^^^ preface to report F2, p. 



tPd{.N,.Y.yol.yj.-..^^ .PL.9.f.9,-^ xiii, on Perry Co., Penn. 



Et. 000, 1888, Cat. Olaypole^s collections 6-14, 15, Clark's 

 Mill, near New Bloomfield, in upper shales of Lower JSelder- 

 hurg formation. (Spec. 210-43, in Fellows' Coll., 1876, at 

 Bellefonte, resembles (7. abruptus. G. B. S., 1888.) — YI. 



Chaetetes arbusculus ? See Spec. 210-115 of Fellows' col- 

 lections at Bellefonte, 1876, in Trenton limestone. It very 

 much resembles it, but is a poor specimen. — II c, 



Chcetetes hjcoperdon. See Monticulipora lycoperdon, 

 for fig. and specimens of it found in Pennsylvania. 



Chaetetes ? Slender, branching, with frequent spots of 



larger cells. Spec. 210-144 of Fellows' coll., 1876, at Belle- 

 fonte, from Trenton limestone.^ II c. 



Chaetetes ? Specimens 211-1 (indistinct fragments) ; 



7 (See Hall, Pal. N. Y., Vol. 1) ; 213-3, 4 (branching, slen- 

 der) ; are in Fellows' Collections of 1876, at Tyrone forges, 

 Huntingdon Co. from Trenton limestone., II c. 



Chaetetes ? in Trenton L. Morrison's Cove, Bedford Co. 



school house No. 7, Stevenson, T2, p. 172. The principal form 

 to be seen (with a Bhynchonella) in Marhoff's quarry above 

 Tyrone forge, Blair Co., T, 59. — // c, 



Chaetetes ? in Clinton rocks, near Bloomsburg, Colum- 

 bia Co. Whitens Spec, in Claypole's Coll., 86-9.— F^. 



Chaetetes especially numerous in Low. Held, cliffs at Mc- 

 Connellstown, Huntingdon Co, Pa. White, T3, p. 201; fill 

 the slaty limestone 320' under Oriskany in Weaver's run sect. 

 T3, 157; in Bastard Lime., No. 44 of Coffee run sect. T3, 172; 

 in Crinoid beds, 100' to 130' below Oriskany, Powell's quarry. 

 Cove Station, T3, 123. In Bedford Co. abundant in Martin's 

 ridge, near Md. State line. Stevenson, T2, p. 159.— VL See 

 Spec. 604-2 (too poor to identify) of Fellows' and Genth's col- 



