TETRABRANCHIA. 
Moll. 101 
I. Aviculopectinmce ; ir. Aviculince ; ill. Kochiince ; iv. Pterinmnce ; 
V. Ambonychiince ; vi. Myalinince ; Frech, Abh. Geol. specialkarte 
Preuss. ix, Hft. 3, 261 pp., figs. 
Malleacea : monograph by Kuster & Clessin in Martini & Chemnitz, 
viii, Abth. i. 
t Actinodesma annce, n. sp., Devonian of Germany, Frech, Abb. Geol. 
specialkarte Preuss. ix, Hft. 3, p. 106, fig.. 
\Ambonychia ? poststriata, n. sp., Upper Silurian of Victoria, Etheridge, 
Rec. Austral. Mus. i, p. 126, fig. 
Avicula : anatomy of ; Pelseneer, Arch. Biol, xi, pp. 197 & 198, fig. ; 
Men^gaux, (279) pp. 21-43, fig. 
f Avicula justi, trcvirana, rigomagensis, dilbensis , csmiliana, marie, winter i, 
eberti, languedociana , schenclci ( Pteronites ) belgica , Devonian of Germany, 
Frech, Abh. Geol. specialkarte Preuss. ix, Hft. 3, pp. 36-61, figs. ; \A. 
(? Meleagrina ) foulloni , Trias of Asia Minor, Bittner, JB. geol. 
Reichsanst. xli, p. Ill, fig. : n. spp. 
t Aviculopecten pelmensis , aquisgranensis , prumiensis, schulzi, ( Plerino - 
pecten) eifeliensis , calceolcc , mosellanus , wulfi, ( Orbipecten ) follmanni , 
n. spp., Devonian of Gertnauy, Frech, Abh. Geol. specialkarte Preuss. ix, 
Hft. 3, pp. 15-29, figs. 
t Byssopteria (?) semiplana , n. sp., Devonian of Germany, Frech, Abh. 
Geol. specialkarte Preuss. ix, Hft. 3, p. 133, fig. 
f Cassianella angusta , n. sp., Trias of Asia Minor, Bittner, JB. geol. 
Reichsanst. xli, p. 112, fig. 
CrenatuJa reeveana , n. sp., Red Sea, Clessin in Martini & Chemnitz, 
viii, Abth. i, p. 50, fig. 
\Cyrtodonta declivis , orbicularis , Devonian of Germany, Frech, Abh. 
Geol. specialkarte Preuss. ix, Hft. 3, pp, 131 & 132, figs. ; f C. lata, Gres 
Armoricain of Brittany, Barrois, Ann. Soc. G6ol. Nord. xix, p. 205, fig. : 
n spp. 
* iCyrtodontopsis, n. subg. of Gosseletia, Frech, Abh. Geol. specialkarte 
Preuss. ix, Hft. 3, p. 125. 
iGervillia obscsa , G. perobesa , G. trapezoidalis, n. spp., Cretaceous of 
Syria, Whitfield, Bull. Am. Mus. Nat. Hist, iii, pp. 391 & 392, 
figs. 
+ Gosseletia microdon, pseudalectryonia, schizodon , G. (?) minor , G. angu- 
losa, ICyrtodontopsis) quarzitica , precursor, halfari , n. spp., Devonian 
of Germany, Frech, Abh. Geol. specialkarte Preuss. ix, Hft. 3, 
pp. 1 11-129, figs. 
t Halobia neumayri, n. sp., Trias, Asia Minor, Bittner, JB. geol. 
Reichsanst. xli, p. 99, fig. 
f Inoceramus montezumce, n. sp., Cretaceous of Mexico, Felix, 
PalsBontogr. xxxvii, p. 181. 
iKockia, n. n. for Rcemeria , Koch, and Onychia , Sandb. ; type, Kochia 
capuliformis , Koch, with Loxopteria , n. subg , K. Icevis, rugosa, n. spp., 
Devonian of Germany, Frecii, Abh. Geol. specialkarte Preuss. ix, Hft. 3, 
pp. 72- 78, figs. 
