Mr. Weaver on the Geological Relations of the South of Ireland. 23 



.-, ,.~ .■ J \ Localities in In other 



(Conchtfera. — continued.) c <; /• r ? j m .'A; 



^ ♦' ^ South of Ireland. Transition Tracts. 



Spirifera cuspidata, (Sow. T. 120.) * Black Rock, f {^^{eTz^-'siankeihe^m''" 



S. distans, (Sow. T. 494, fig. 3.) * Ditto. f Plymouth. 



S. oblata, (Sow. T. 268.) *l Ditto. f Norway. 



S. trigonalis, (Sow. T. 265.) * J Ditto. 



S. radiata, (Sow. T. 493, fig. 1, 2.) J Cork. t Dudley. 



S. striata, (Sow. T. 270.) * J Ballinlough. t Dudley. 



S. pinguis, (Sow. T. 271), considered by 

 Von Dechen as identical with S. Its- 



vicosta of Goldfuss * J Ditto. f Eifel;Coblentz; Bensberg. 



S.oc.oplica.a,(Sow.T.5e..fig...o4.). « S { ^-'^^^ "'' t { "Sti ""*' ^ 



S. resupinata, (Terebratula, Sow. T. 325.) * X Ballinlough. 



S. rotundata, (Sow. T. 461, fig. 1.) * J Cork.' f Newton Bushel. 



Terebratula cruraena, (Sow. T. 83, fig. 2, 3.) * + Black Rock, t Eifel ; Lindlar. 



T. hastata, (Sow. T. 446, fig. 2, 3.) * J Ditto. 



T. sacculus, (Sow. T. 446, fig. 1.) * J Ditto and Middleton. t Blankenheim. 



T. lateralis, (Sow. T. 83, fig. 1.) * J Black Rock, t Eifel ; Blankenheim. 



T. cordiformis, (Sow. T. 495, fig, 2, 4.). . * Ditto. 

 T. laevigata, (Schlot. T. 18, fig. 1.) Spiri- 

 fera, considered by Von Dechen as 



identical with S. oblata of Sowerby * % Ballinlough. f Norway. 



T. pugnus, (Sow. T. 497.) * J Black Rock, t {''thd ;' EifeL "'" 



T. reniformis, (Sow. T. 496, fig. 1 to 4.) * % Ditto.^ 



T. acuminata, (Sow. T. 324, fig. 1.) % Ballinloughs, f Eifel. 



Isocardia oblonga, (Sow. T. 491, fig. 2.) . . { ^|-^ S?,tTn'the South of Ireland. 



' Of other Spiriferae occurring both in the transition and carboniferous series. Prof. Phillips 

 enumerates the following species, (see Encyclopedia Metropolitana, art. Geology, pp. 576 and 605.) 



Transition. Carboniferous. 



Spirifera glabra & obtusa, (Sow. T. 269.) f Plymouth % Derbyshire; Ratingen; Liege. 



S. attenuata, (Sow. T. 493, fig. 3,4,5.) f Eifel; Coblentz .. * Dublin; t Liege. 



S. ambigua, (Sow. T. 376.) f Blankenheim .... + Derbyshire. Ratingen. 



S. reticulata, (Sow. MS.) f Plymouth * Ireland. 



S. decurrens, (Sow.) t Newton Bushel . . % { f^t ll bS)"'" ''"'"'" 



r t Eifel ; Bensberg ; "j 



S. striatula, (Goldfuss) <^ Christiania ; Tren- >t Ratingen, (Von Dechen.) 



t ton Falls. J 



- Both Von Buch and Sowerby consider T. reniformis and T. lateralis as varieties of T. pugnus. 

 See " Ueber die Terebrateln, mit einem Fersuche, sie zu classificiren und zu beschreiben, von Leopold 

 von Buch. Berlin, 1834." p. 34. 



^ Of other Terebratulae met with both in the transition and carboniferous systems. Professor 



