Tholospira = Shell with spiral domes; θόλος, σπεῖρα.
Spironium = Shell with spiral structure; σπειρώνιον.
Streblonia = Screw-shell; στρεβλώνιον.
Streblacantha = Screw-shell with spines; στρέβλη, ἄκανθα.
Streblopyle = Screw-shell with gates; στρέβλη, πύλη.
Phorticium = Small vessel; φορτικίον.
Spongophortis = Spongy vessel; σπόγγος, φορτίς.
Soreuma = σώρευμα, heap.
Sorolarcus = Basket heap; σωρός, λάρκος.
Actinelius = Radiant sun; ἀκτίς, ἥλιος.
Astrolophus = Star-like bunch; ἄστρον, λόφος.
Actinastrum = Radiant star; ἀκτίς, ἄστρον.
Litholophus = Stony brush; λίθος, λόφος.
Chiastolus = With crossed arms; χιαστός, ὦλος.
Acanthochiasma = Spine-cross; ἄκανθα, χίασμα.
Acanthometron = Spine proportion; ἄκανθα, μέτρον.
Zygacantha = Spines opposite in pairs; ζυγά, ἄκανθα.
Acanthonia = Spiny article; ἄκανθα, ὤνια.
Lithophyllium = With stony leaves; λίθος, φύλλιον.
Phractacantha = Spines enclosed by a hedge; φρακτός, ἄκανθα.
Doracantha = Spear-like spine; δόρυ, ἄκανθα.
Astrolonche = Star-spear; ἄστρον, λόγχη.
Xiphacantha = Sword spine; ξίφος, ἄκανθα.
Stauracantha = Cruciate spine; σταυρός, ἄκανθα.
Phatnacantha = Spine with fretwork; φάτνη, ἄκανθα.
Pristacantha = Saw-spine; πριστός, ἄκανθα.
Acanthostaurus = Spine-cross; ἄκανθα, σταυρός.
Belonostaurus = Needle cross; βελόνη, σταυρός.
Lonchostaurus = Spear-cross; λόγχη, σταυρός.
Zygostaurus = Pair-cross; ζυγόν, σταυρός.
Quadrilonche = Square-spear.
Xiphoptera = Sword-wing; ξίφος, πτερόν.
Lithoptera = Stone wing; λίθος, πτερόν.
Amphilonche = With two opposed spears; ἀμφί, λόγχη.
Amphibelone = With two opposed needles; ἀμφί, βελόνη.
Acantholonche = Spiny spear; ἄκανθα, λόγχη.
Sphærocapsa = Spherical capsule; σφαῖρα, κάψα.
Astrocapsa = Star-capsule; ἄστρον, κάψα.
Porocapsa = Porous capsule; πόρος, κάψα.
Cannocapsa = Tubular capsule; κάννα, κάψα.
Cenocapsa = Hollow Capsule; κενός, κάψα.
Phractaspis = Hedging shield; φρακτός, ἀσπίς.
Pleuraspis = Shield formed by ribs; πλεῦρα, ἀσπίς.
Dorataspis = Spear on the shield; δόρυ, ἀσπίς.
Diporaspis = Shield with two pores; δίπορος, ἀσπίς.
Orophaspis = Roof shield; ὄροφος, ἀσπίς.
Ceriaspis = Dimply shield; κηρίον, ἀσπίς.
Hystrichaspis = Porcupine-shield; ὑστριξ, ἀσπίς.
Coscinaspis = Sieve-shield; κόσκινον, ἀσπίς.
Acontaspis = Shield with spears; ἀκόντιον, ἀσπίς.
Stauraspis = Cross-shield; σταυρός, ἀσπίς.
Echinaspis = Urchin with shields; ἐχῖνος, ἀσπίς.
Zonaspis = Shell with a girdle of shield; ζώνη, ἀσπίς.
Dodecaspis = Shell with twelve shields; δώδεκα, ἀσπίς.
Tessaraspis = Shield with four pores; τέσσαρα, ἀσπίς.
Lychnaspis = Lantern-shield; λύχνος, ἀσπίς.
Icosaspis = Shell with twenty shields; εἴκοσι, ἀσπίς.
Hylaspis = Forest shield; ὕλη, ἀσπίς.
Phractopelta = Hedging shield; φρακτός, πέλτη.
Pantopelta = Shell everywhere with shields; πάντη, πέλτη.
Octopelta = Shell with eight shields; ὄκτω, πέλτη.
Dorypelta = Spear with a light shield; δόρυ, πέλτη.
Stauropelta = Cross-shield; σταυρός, πέλτη.
Thoracaspis = Cuirass-shield; θώραξ, ἀσπίς.
Belonaspis = Arrow-shield; βελόνη, ἀσπίς.
Dictyaspis = Net-shield; δίκτυον, ἀσπίς.
Coleaspis = Shield with sheaths; κολεός, ἀσπίς.
Phatnaspis = Panel-shield or fretwork; φάτνη, ἀσπίς.
Hexalaspis = Shield with six wings; ἕξαλος, ἀσπίς.
Hexaconus = Shell with six cones; ἕξα, κῶνος.
Hexonaspis = Shield with six auricles; ἕξονος, ἀσπίς.
Hexacolpus = Shell with six bosoms; ἕξα, κόλπος.
Diploconus = Double cone; διπλόος, κῶνος.
Diplocolpus = Double bosom; διπλόος, κόλπος.