Theta (gastropod) explained

Theta is a genus of sea snails, marine gastropod mollusks in the family Raphitomidae.

Species

Species within the genus Theta include:

Theta chrysoplex (Barnard, 1963): synonym of Gymnobela chrysopelex (Barnard, 1963)
Theta lanceata (Dall, 1927): synonym of Gymnobela lanceata Dall, 1927

Clarke, A. H. (1959). New abyssal molluscs from off Bermuda collected by the Lamont Geological Observatory. Proceedings of the Malacological Society of London. 33(5): 231–238, pl. 13
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Spencer, H.; Marshall. B. (2009). All Mollusca except Opisthobranchia. In: Gordon, D. (Ed.) (2009). New Zealand Inventory of Biodiversity. Volume One: Kingdom Animalia. 584 pp
Vaught, K.C. (1989). A classification of the living Mollusca. American Malacologists: Melbourne, FL (USA). . XII, 195 pp
Bouchet P., Kantor Yu.I., Sysoev A. & Puillandre N. (2011) A new operational classification of the Conoidea. Journal of Molluscan Studies 77: 273–308.