NATURAL SCIENCES OF PHILADELPHIA. .187 



Terebratida fruncafa, Ketz, Nov. Gen. p. 14. 1188. 

 Anomia disculus, Pallas. Misc. Zool. p. 184, pi, 14, fig. 1. 

 Terebratida disculus, Blainv. Diet. Sci. Nat. liii. p. 138. 

 Terebratella truncata, D'Orb. An. Sci. Nat. viii. p. 66, pi. 



vii. figs. 11, 12, 16, 37. 1848. 

 Orthis triincata, Phil. Moll. Sic. ii. p. 69. 

 Terebratula oblita, Michel. Brach. p. 4. 

 Orthis oblita, Michel. Faun. Misc. pi. ii. f. 21. 

 Megathyris oblita, D'Orb. Prodr. iii. p. 134. 

 Anomia scobinata^ Gmel. Syst. Nat. 

 Terebratida deciissata, De Blainv. 

 Terebratida irregularis, De Blainv. 

 Megerlia truncafa, King, Perm. Fos. p. 145. Rve. Conch. 



Icon. pi. xi. fig. 47 a-c. 



Mediterranean ; adjacent Atlantic shores ; Australia. 



Doubtful Species. 



(?) Megerlia {Terebratula) Monstruosa, Scacchi, Oss. Zool. ii. p. 1. 



3Iediterranean. 



SECTION B. {Ismenia.y 



2. Megerlia Jeffreysi, Dall. 



Ismenia f Jeffreysi, Dall, Am. Journ. Conch, vii. p. 65, pi. 

 xi. fig. 7-10, Mar. 1871. 



Northeast Atlantic. 



3. Megerlia sanguinea, Chemn. 



Anoynia sanguinea, Chemn. Conch. Cab. viii. p. 96, pi. 78, 



fig. 706. Dillwyn, Cat. Rec. Shells, p. 293. 1817 (not 



of Solander). 

 Ano7nia sanguinolenta, Gmel. S. N. p. 3347. 

 Anomia cruenta, Sol. MSS. (not of Dillwyn). 

 Terebratula cruenta, Donov. Nat. Rep. pi. 56, f. 1. 

 Terebratula erythroleuca, Quoy & Gaim. Voy. Astrolabe. 



iii. p. 557, pi. 85, figs. 8-9. Desh. in Lam. Ed. ii. vii. p. 



350. 

 Terebratula sanguinea, Sby. Thes. Conch, i. p. 357, pi. 71, 



figs. 71-73 (not of Lam., Leach, nor Donovan). 

 Terebratida pulchella, Sby. Thes. Conch, i. p. 360, pi. 71, 



figs. 105-107. 



o 



' Lateral loops open, shell more or less swollen, ovate, smooth. 



