MOLLUSCA. 
451 
losa and O. nota, hab. ?. — Mr. Graham Ponton believes that ten species out 
of the twelve described by Mr. Marrat {1. c. xx. 1867, pp. 213-215) belong 
to known forms (1. c. 1868, i. pp. 344, 345) ; but Mr. Marrat is not convinced 
of this (ibid. pp. 472-475). 
FasCIOLAUIIDA5. 
Latirus liratus, sp. n.,=gc7nmaUis, var., Reeve, Marquesas Islands, Pease, 
Am. Journ. Conch, iv. p. 152. 
Volutida;. 
Cipnhium papillatum (Schumacher) = of most authors, but not L., from 
Gibraltar, Weinkauff, Conch, d. Mittelm. ii. p. 23. — Its radula figured by 
Ilogg, Transact. Roy. Microscop. Soc. xvi. pi. 10. fig. 38. 
Melo georginoi (Gray) passes into M. dticalis (Lam.) and into diadema 
(Lam.) by a series of gradations; Cymha poreina (Lam.) is not to be dis- 
tinguished by the number of columellar plaits from C. prohoscidalis (Lam.); 
but G. navicula (Gmel.) and C. patida (Brod.) are distinct species, and not 
the young state of C. neptxmi (Lam.). Ponton, Proc. Zool. Soc. 1868, p. 374. 
Voluta. These mollusks bury themselves in the sand as soon as the water 
falls, and are therefore not to bo seen even if present in plenty. Cutler, in 
a letter to Dr. Gray, Ann. & Mag. Nat. Hist. i. p. 310, copied in Am. Journ. 
Conch, iv. p. 164. — V. magellanica and other species have been found bmrow- 
ing in the sand in the Magellan Straits by Dr. Cunningham, Ann. & Mag. 
Nat. Hist. ii. p, 454. 
Voluta thatcheri, sp. n., M^Coy, ibid. i. p. 64, pi. 2. fig. 1, locality unknown, 
probably Australia. 
Voltda rxichcri (Crosse, Journ. Conch, xv. 1867), from Swan River, Aus- 
tralia, fully described and figured by Crosse, Journ. Conch, xvi. p. 97, pi. 1. 
fig. 1. 
MlTRIDiE. 
Mitra fusca (Swains.). Lingual dentition by Hogg, Transact. Roy. Mi- 
croscop. Soc. xvi. pi. 10. fig. 37. 
Mitx'a. The Mediterranean species, viz. ebenus (Lam), including as varie- 
ties dafrmicii (Payr.) and plmnhva (Lam.), M. cornicula [h.) = schrotcri 
{G\\Qxm\.)^cornicidaris (\jmi.)—hdescens (Lam.), and M. cornea (Lam.), 
including as variety philippiana (Forbes), are described by Weinkauff', Conch, 
d. Mittelm. ii. pp. 25-30. 
Mitra crouani, sp. n., Crosse, Journ. Conch, xvi. p. 274, pi. 9. fig. 6, Gala- 
pagos. Belongs to the subgenus Imbricaria (Sebum.). 
Mitra aurora (Dohrn) is var. of cox'onata (Chemn.), adamsii (Dohm) 
of dermestina (Lam.), xmx-avellana (Dohrn) = pusilla (Pease), wiesemanni 
(Dohrn) = (Pease), samuelis (Dohrn) perhaps = (Reeve), striata 
{(}v?iy) — colu7nbdl(Bfor7nis (Quoy), Jlammigera (Reeve) and interlirata 
(Reeve) {Q,wo^\ ferrugata (Dillw.) and cucurbitina (Phil.) = CMCM- 
merina (Martini, Desh.). Pease, Am. Journ. Conch, iv. pp. 119-121. 
Columhella I'ustica (L.) including spongiax'um (Kien.), and C. scripta (L.) 
including as variety qervillei (Payr.)=«asw^a (Brusina), are described by 
Weinkauff, I c. pp. 34-37. 
[^Coluxnbella'] Biiccinum antarcticnnij sp. n., Philippi, Mai. Blatt. xv. p.222. 
