296 



MOLLUSCOIDA. 



[CAL— CER. 



macropora, see Callotrypa macropora. 

 macropora var. signata, see Callotrypa 



macropora var. signata. 

 maenopora, Foerste, 1887, Bull. Denison 



University, p. 173, Niagara Gr. 

 minutissima, see Leiclema miuutissimum. 

 missouriensis, Rominger, syn. for Leioclema 



punctatum. 

 multiseriata, see Callotrypa multiseriata. 

 nodulosa, Nicholson, 1874, (Chetetes nod- 



ulosus,) Quar. Jour. Geo. Soc, vol. 30, 



&506, and Ohio Pal., vol. 2, p. 200, 

 ud. Riv. Gr. 

 nummiformis, Hall, 1852, Pal. N. Y., vol. 



2, p. 148, Niagara Gr. 

 oculifera, see Callotrypa oculifera. 

 ohioensis, Foerste, 1887, Bull. Denison 



Univ., p. 174, Niagara Gr. 

 onealli, James, 1875, (Chetetes onealli,) 

 Int. Catal. Cin. Foss., p. 2, Hud. Riv. Gr. 

 oppleta, Hall, 1887, Pal. N. Y., vol. 6, p. 

 21, Low. Held. Gr. 



parasitica, see Fis- 

 \£^/?7 tulipora para- 



^^ I sitica. 



\ \ perelegans, Hall, 



I 1874, 26th Rep. 



\\ N. Y. St. Mus. 



Nat.Hist.,p.l02, 

 Low. Held. Gr. 

 ponderosa, see 

 Fistulipora 

 ponderosa. 

 puncta'a, see Lei- 

 oclema puncta- 

 tum. 

 punctillata, Win- 

 < hell, 1866,Rep. 

 Low. Penin. 

 Mich., p. 88, 

 Ham. Gr. 

 si g i 1 1 a r i o i d e s, 

 Nicholson, 

 1875, (Chetetes sigillarioides,) Ohio 

 Pal., vol. 2, p. 203, Hud. Riv. Gr. 

 singularis, Hall, 1876, 

 28th Rep. N. Y. St. 

 Mus. Nat. Hist., 

 p. 115, Niagara Gr. 

 subnodosa, Ulrich, 

 (in press), Geo. 

 Sur. 111., vol. 8, pi. 

 33, Hud. Riv. Gr. 

 subplana, Ulrich, 

 1882, Jour. Cin. 

 Soc. Nat. Hist,, 

 vol. 5, p. 253, Hud. 

 Riv. Gr. 

 nndulata, Ulrich, 

 1886, 14th Rep. 

 Geo. Sur. Minn., 

 p. 95, Trenton Gr. 

 unispina, see Callotrypa unispina. 

 venusta, see Ccelocaulis venusta. 

 Calloporki.la, Ulrich, 1882, Jour. Cin. Soc. 

 Nat, Hist., vol. 5, p. 154. [Ety. dimin- 

 utive of Callopota.] Thin expansions, 

 epitheca below; tuhes with thick walls 

 containing interstitial cells or angular 



Fig. "464.— Callopora slgll- 

 larloides. Natural size 

 and magnified. 



Fig 



465. 



Callopora 

 subnodosii. Tangen- 

 tial section x50, 

 showing amalgama- 

 tion of walls. 



mesopores ; diaphragms and spiniform 



tubuli. Type C. harrisi. 

 harrisi, Ulrich, 1883, Jour. Cin. Soc. Nat. 



Hist., vol. 6, p. 91, Hud. Riv. Gr. 

 nodulosa, Ulrich, (in press,) Geo. Sur. 



111., vol. 8, pi. 33, Hud. Riv. Gr. 

 Callotrypa, Hall, 1887, Pal. N. Y., vol. 6, 



{>. 24. [Ety. katlox, beautiful; trupa, 

 oramen.] Distinguished from Callo- 

 pora by having a solid intercellular 

 space, or one occupied with minute tu- 

 buli without septa. Type C. macropora. 



heteropora, Hall, 1874, (Callopora heter- 

 opora,) 26th Rep. N. Y. St. Mus. Nat. 

 Hist,, p. 102, Low. Held. Gr. 



internodata, Hall, 1881, (Callopora inter- 

 nodata,) Trans. Alb. Inst, vol. 10, p. 182, 

 and Pal. N. Y., vol. (i, p. 189, Ham. < i r. 



macropora, Hall, 1874, (Callopora macro- 

 pora,) 26th Rep. N. Y. St. Mus. Nat. 

 Hist., p. 101, Low. Held. (Jr. 



macropora var. Bignata, Hall, 1874, (Tre- 

 matopora signata,) 26th lop. N. Y. St. 

 Mus. Nat. Hist., p. 104. Low, Held. Gr. 



multiseriata, Hall, 1881, (Callopora multi- 

 seriata,) Bryozoans of the Up. Held. 

 Gr., p. 7, and Pal. N. Y., vol. G, p. 75. 

 Up. Held. Gr. 



oculifera, Hall, 1879, (Callopora oculifera,) 

 32d Rep. N. Y. St. Mus. Nat. Hist., p. 

 155, Low. Held. Gr. 



paucipora, Hall, 1887, Pal. N. Y., vol. (i, 

 pl. 28, rig. 21, Low. Held. Gr. 



striata, Hall, 1887, Pal. N. Y., vol. (i, p. 

 26, Low. Held. Gr. 



unispina, Hall, 1874, 'Callopora unispina,) 

 20th Rep. N. Y. St. Mus. Nat. Hist., p. 

 102, Low. Held. Gr. 

 Carinopora, Nicholson, 1874, Ann. and Mag. 

 Nat. Hist., 4th ser., vol. 13, and Pal. 

 Prov. Ont, p. 109, synonym for Penes* 

 tella. 



hindi, Nicholson, 1874, Ann. and Mag. Nat. 

 Hist., 4th ser., vol. 13, and Pal. Prov. 

 Ont., p. 111. Not a good species. 

 CERAMELLA.Hall, 1887, Pal. N. Y., vol. 6, p. 

 19. [Ety. keramis, imbricated.] Thin, 

 growing from a spreading base, cellulif- 

 erous on both sides, tubes oblique; 

 peristomes elevated ; maculae sterile, de- 

 pressed. Type C. scidacea. 



scidacea, Hall, 1887, Pal. N. Y., vol. (>, p. 

 240, Ham. Gr. 

 Ckramopora, Hall, 1852, Pal. N. Y., vol. 2, 

 p. 168. [Ety. keramis, imbricated like 

 roof tile ; poros, pore.] Discoidal , free 

 or attached by the center of the base to 

 foreign bodies; under surface with one 

 or more layers of small, irregular, inter- 

 communicating cells, which do not form 

 tubes; cells large, oblique, imbricating, 

 arranged [in a radial manner around 

 the depressed center, communicating 

 with each other and the mesopores by 

 means of remote perforations in their 

 walls ; mesopores irregular, short, nu- 

 merous at the center of the colony, de- 

 creasing in number toward the margin. 

 Type C. imbricata. 



