28 



Mr. W. King on certain Genera 



Synoptical Table of the Genera composing the Class Pallio- 

 branchiata. 



Families. Genera. 



Obolidse Obolus, Eichw. 



Lingulidse Lingula, Brag. 



Orbiculidae ... Orbicula, Lain. 



Craniidae Crania, Retz.... 



Siphonotreta, Vern. 



Calceolidae ... Calceola, Lam 



Strophomenidae Strophomena, Raf. 



Orthis, Dalm. 



Productidae ... 



Leptaena, Dalm. , 



Chonetes, Fisch. , 

 Productus, Sow. . 



Strophalosia, nobis. 



Terebratulidae Terebratula, Livyd. 



Hypothyris, Phill. 



Pentaraerus, Sow. .. 



Camerophoria, nob. 



Spiriferidae 



Uncites, Defr. 

 Spirifer, Sow. 



Characteristic Species. 



Apollinis, Ingricus, &c. 



anatina, Lewisi, antiqua, &c. 



lamellosa, Buchii, &c. 



anomala, Mull. ; spinulosa, striata, 

 antiquissima, nummulus, anti- 

 qua, costata, &c. 



unguiculata, verrucosa. 



sandalina. 



rugosa, Raf. ; alternata, oblonga, 

 euglypha, Dutertrii, Ouralensis, 

 transversalis, Humboldti, im- 

 brex, Fischeri, lepis, sericea, na- 

 suta. 



Pecten, eximia, crenistria, resupi- 

 nata, Michelini, adscendens, ano- 

 mala, zonata, calligramma, se- 

 nilis, Verneuili, semicircularis, 

 moneta, &c. 



rugosa, Hising. ; analoga, distorta, 

 depressa; ? intermedia, M l Coy, 

 undulata, nodulosa. 



sarcinulata, papilionacea, minuta, 

 volva, M'Coy. 



Martini, giganteus, punctatus, cos- 

 tatus, proboscideus, comoides, 

 plicatilis, Nystianus. 



spinifera, nob. ; Morrisiana, nob. ; 

 subaculeata, Murch. ; horrescens, 

 Vern. ; productoides, Murch. ; 

 1 spinulosa ; Gerardi, nob., &c. 



vitrea, sanguinea, Sowerbyi, Chi- 

 lensis, dorsata, Natalensis, caput- 

 serpentis, rosea, truncata, sac- 

 culus, hastata, orbicularis, ob- 

 longa, digona, obovata, varia- 

 bilis, Sow. ; longirostris, &c. 



cuboides, anisodonta, ptignus, acu- 

 minata, Meyendorfi, Wilsoni, 

 inconstans, plicatilis, psittacea, 

 pleurodon, decussata, Voltzii, 

 rostrata, excavata, obsoleta, &c. 



Knightii, concbidium, lasvis, ga- 

 leatus, Bashkiricus, oblongus, 

 borealis, &c. 



Schlotheimi, superstes, multipli- 

 cata, nob. ; globulina, Phill. 



Gryphus. 



cuspidatus, Mosquensis, speciosus, 

 heteroclitus, cheiropteryx, cris- 

 tatus, Walcotti, trapezoidalis, 

 cardiospermiformis, lynx, rotun- 

 datus, planatus, trigonalis, &c. 



