Polychaeta taxon details
original description
(of Polydora bifurcata Blake, 1981) Blake, James A. (1981). A new coralline boring species of <i>Polydora</i> (Polychaeta: Spionidae) from Northern California. <em>Bulletin of the Southern California Academy of Sciences.</em> 80(1): 32-35., available online at https://biodiversitylibrary.org/page/34211341 page(s): 32-34, figs. 1-2 [details] Available for editors [request]
new combination reference
Blake, J.A. 1996. Family Spionidae Grube, 1850. pages 81-223. IN: Blake, James A.; Hilbig, Brigitte; and Scott, Paul H. Taxonomic Atlas of the Benthic Fauna of the Santa Maria Basin and Western Santa Barbara Channel. 6 - The Annelida Part 3. Polychaeta: Orbiniidae to Cossuridae. Santa Barbara Museum of Natural History. Santa Barbara page(s): 188, fig. 4.32A-E [details]
status source
Radashevsky, Vasily I.; Pankova, Victoria V.; Malyar, Vasily V.; Carlton, James T. (2023). Boring can get you far: shell-boring Dipolydora from Temperate Northern Pacific, with emphasis on the global history of Dipolydora giardi (Mesnil, 1893) (Annelida: Spionidae). <em>Biological Invasions.</em> 25:741–772., available online at https://link.springer.com/article/10.1007/s10530-022-02941-0 page(s): 11 of 32; note: insufficiently known, with only original record reported. [details] Available for editors [request]
From editor or global species database
Depth range Intertidal. [details]
Diagnosis Diagnosis by Blake (1996: 188): "Prostomium deeply incised along anterior margin, forming 2 prominent lobes, caruncle extending to setiger 5, eyes absent [...]. Branchiae from setiger 8, short at first, full size by setiger 12, not extending to dorsal midline. Major spines of setiger 5 with large accessory tooth on concave side and small spur on convex side [...]. Three to 4 curved spines in posterior notopodia [...]. Pygidium with 4 nearly equal lobes [...]." [details]
Distribution Northern California, in the vicinity of Tomales Point (USA, Pacific Ocean). [details]
Habitat Boring into intertidal coralline alga Lithophyllum pacificum. [details]
Status Insufficiently known. Not reported subsequent to original occurrence of two specimens at Tomales Point, Marin County, California [details]
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