Polychaeta taxon details
original description
Tovar-Hernández, Maria A.; Dean, Harlan. (2014). A new gregarious sabellid worm from the Gulf of California reproducing by spontaneous fission (Polychaeta, Sabellidae). <em>Journal of the Marine Biological Association of the United Kingdom.</em> 94(05): 935-946., available online at https://www.cambridge.org/core/journals/journal-of-the-marine-biological-association-of-the-united-kingdom/article/a-new-gregarious-sabellid-worm-from-the-gulf-of-california-reproducing-by-spontaneous-fission-polychaeta-sabellidae/2ECBE468154AEDD702B2C52B page(s): 936 [details]
additional source
Capa, María; Murray, Anna. (2016). Combined morphological and molecular data unveils relationships of <em>Pseudobranchiomma</em> (Sabellidae, Annelida) and reveals higher diversity of this intriguing group of fan worms in Australia, including potentially introduced species. <em>ZooKeys.</em> 622: 1-36., available online at https://doi.org/10.3897/zookeys.622.9420 page(s): 23; note: Australian species as Pseudobranchiomma cf. P. schizogenica [details] Available for editors [request]
additional source
Yáñez-Rivera, Beatriz; Tovar-Hernández, María Ana; Galván-Villa, Cristian Moisés; Ríos-Jara, Eduardo. (2020). Tubicolous polychaete worms (Annelida) from Bahía de Chamela Islands Sanctuary, Mexico, with the description of a new bamboo worm. <em>Biodiversity Data Journal.</em> 8: e57572: 1-43., available online at https://bdj.pensoft.net/article/57572/list/9/ page(s): 27 of 43, figure 13 (photos); note: record and brief description for Mexican Pacific [details] Available for editors [request]
Present Inaccurate Introduced: alien Containing type locality
Holotype MCZ MCZ-27848, geounit Gulf of California [details]
From editor or global species database
Etymology "Named after the process of modification and separation of the posterior abdomen into new individuals" The word for that would be "schizogenesis" which is reproduction by fission and is a noun. The authors do not explain how they derive the spelling "schizogenica". It is not a dictionary word. The adjectival version would have been Latinized from the technical English formulation 'schizogenetic', based on the familiar word '-genetic', thus schizogenetica -um. However, Putignano et al (2026), without giving background explanation, proposed to change schizogenica to 'schizogenicum' as if it was an -us -a -um adjective. [details]
Reproduction 82% of the population in the southern Gulf of California was found to be undergoing architomy, thus P. schizogenica sp. nov., reproduces mainly via asexual reproduction [details]
Spelling 'schizogenicum' for gender agreement was proposed as a new spelling by Putignano et al (2026), without further explanation, as if the original 'schizogenica' was a feminine adjective. However, schizogenica does not exist as a Latin adjectival word. Likewise no taxa in WoRMS have a '-genica' suffix except for this sabellid species of Tovar-Hernández & Dean, 2014. Code article 31.2.2 states the word should be treated as an unchanging noun in apposition as it is unknown what the original authors intended. The closest similar species name spelling in WoRMS is for the amphipod Hyperia schizogeneios Stebbing, 1888, but this compound word is derived from reference to a morphological feature, and not to a method of reproduction. [details]
Type locality Club de Yates Palmira, La Paz, Baja California Sur, southern Gulf of California, Mexico, 24.1832° -110.3031° (24 10.992′N 110 18.185′W, 0.5 m [details]From regional or thematic species database
Introduced species vector dispersal Galapagos part of the South Pacific Ocean (Marine Region) Ships: accidental with ballast water, sea water systems, live wells or other deck basins
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