Sagmarium = Covering of a shield, armour; σαγμάριον.
Sagmidium = Small armour, military clock; σαγμίδιον.
Sagoplegma = Armour of framework; σάγη, πλέγμα.
Aularia = Tubular shell; ἀυλάρια.
Aulosphæra = Tubular sphere; ἀυλός, σφαῖρα.
Auloscena = Tubular tent; ἀυλός, σκηνή.
Auloplegma = Tubular framework; ἀυλός, πλέγμα.
Aulophacus = Tubular lens; ἀυλός, φακός.
Aulatractus = Spindle composed of tubes; ἀυλός, ἄτρακτος.
Aulonia = Tubular object; ἀυλός, ὠνίον.
Aulastrum = Tubular star; ἀυλός, ἄστρον.
Aulodictyum = Tubular net; ἀυλός, δίκτυον.
Cannosphæra = Sphere with tubules; κάννα, σφαῖρα.
Cœlacantha = Hollow spine; κοιλός, ἄκανθα.
Lithogromia = Siliceous Gromia.
Entocannula Shell with an internal tube.
Pharyngella = Shell with an internal pharynx.
Porcupinia, in memory of H.M.S. "Porcupine" by which the first British deep-sea explorations were carried out during the years 1869 and 1870.
Cortinetta = Diminutive of Cortina.
Medusetta = Small Medusa.
Euphysetta = Diminutive of Euphysa (a Medusa).
Gazelletta = Named in memory of the German ship "Gazelle," which was engaged in deep-sea soundings during the years 1874 to 1876, under the command of Captain Schleinitz (Naturalist, Professor Studer).
Gorgonetta = Diminutive of Gorgo, Medusa.
Polypetta = Diminutive of Polypus.
Castanarium = Shell similar to a chestnut, Castanea.
Castanella = Diminutive of Castanea.
Castanidium = Small chestnut; καστανίδιον.
Castanissa = Diminutive of Castanea.
Castanopsis = Shell similar to a chestnut; κάστανον, ὄψις.
Castanura = Chestnut with tails; κάστανον, ὀυρά.
Circoporus = Shell with circles of pores; κίρκος, πόρος.
Circospathis = Shell with verticils around the spines; κίρκος, σπαθίς.
Circogonia = Polyhedron with circles of pores; κίρκος, γωνία.
Circorrhegma = Shell with circles of fissures; κίρκος, ῥῆγμα.
Circostephanus = Shell with circular coronets; κίρκος, στέφανος.
Tuscarora, named from the American ship "Tuscarora," commanded by Captain Belknap, which made a splendid series of deep-sea soundings in the Pacific Ocean in 1875.
Tuscarusa, derivation from Tuscarora.
Tuscaridium, derivation from Tuscarora.
Concharium = Small mussel; κογχάριον.
Conchasma = Bivalved shell-fish; κογχάσμα.
Conchellium = Small bivalved mussel; κογχέλλιον.
Conchidium = Similar to a bivalved mollusc; κογχίδιον.
Conchonia = Bivalved shell like a mussel; κόγχη, ὄνια.
Conchopsis = Similar to a bivalved shell-fish or mussel; κόγχη, ὄψις.
Conchoceras = Mussel with horns; κόγχη, κέρας.
Cœlodoras = Hollow spear; κοίλος, δόρας.
Cœlodendrum = Hollow tree; κοίλος, δένδρον.
Cœlodrymus = Forest of hollow trees, κοίλος, δρυμός.
Cœlodasea = Hollow thicket, κοίλος, δάσεα.
Cœlotholus = Hollow cupola; κοίλος, θόλος.
Cœlothauma = Hollow wonder; κοίλος, θαῦμα
Cœlothamnus = Hollow thicket; κοίλος, θάμνος
Cœlographis = Hollow style; κοίλος, γραφίς.
Cœlospathis = Hollow whorl; κοίλος, σπαθίς.
Cœlodecas = Shell with ten hollow styles; κοίλος, δεκάς.
Cœlostylus = Hollow style; κοίλος, στύλος.
Cœloplegma = Hollow framework; κοίλος, πλέγμα.
Cœlagalma = Hollow ornament: κοίλος, ἄγαλμα.