Notomastus, M. Sars, 1851

García-Garza, María Elena, León-González, Jesús Angel De & Tovar-Hernández, María Ana, 2019, Catalogue of Notomastus M. Sars, 1851 (Annelida, Capitellidae) and the description of a new species from the Gulf of California, Zootaxa 4577 (2), pp. 249-273 : 268-269

publication ID	https://doi.org/10.11646/zootaxa.4577.2.2
publication LSID	lsid:zoobank.org:pub:C61988A5-561D-4E34-9C0B-2E8BFF23BF25
persistent identifier	https://treatment.plazi.org/id/038BC67D-3A40-FFFF-FF5A-A6CBFA2AFE3B
treatment provided by	Plazi (2019-04-05 08:18:57, last updated 2019-10-20 08:49:08)
scientific name	Notomastus
status

Treatment

Key to species of Notomastus from the Gulf of California

1 First segment biramous................................................................................. 2 - First segment uniramous; fused notopodia; digitiform, dorsal branchiae....................... N. mazatlanensis sp. nov. 2 Thoracic bundles of chaetae inserted laterally............................................................... 3 - Anterior thoracic bundles of chaetae inserted laterally, then gradually inserted towards dorsum on the last posterior segments 5 3 Abdominal notopodial lobes fused............................ N. angelicae Hernández-Alcántara & Solís-Weiss, 1998 - Abdominal notopodial lobes separated..................................................................... 4 4 All thoracic segments tessellated.................................................... N. sonorae Kudenov, 1975 - Some thoracic segments tessellated.............................. N. landini García-Garza & de León-González, 2015 5 Abdominal notopodial lobes fused........................................................................ 6

- Abdominal notopodial lobes separated.............................................. N. abyssalis Fauchald, 1972

6 Abdominal notopodial lobes with digitiform endings; dorsal papillae dispersed in abdominal segments............................................................................ N. fauchaldi García-Garza & de León-González, 2015

- Abdominal notopodial lobes without digitiform endings; dorsal papillae absent..................................... 7

7 Abdominal neuropodial lobes robust, expanded towards dorsal side.... N. lobulatus García-Garza & de León-González, 2015

- Abdominal neuropodial lobes not expanded dorsally.......................................................... 8

8 Noto- and neuropodium forming a high ridge around abdominal segments..................... N. cinctus Fauchald, 1972

- Noto- and neuropodium without ridges in abdominal segments............................. N. precocis Hartman, 1960

References

Fauchald, K. (1972) Benthic polychaetous annelids from deep water off Western Mexico and adjacent areas in the Eastern Pacific Ocean. Allan Hancock Monographs in Marine Biology, 7, 1 - 575.

Garcia-Garza, M. E. & de Leon-Gonzalez, J. A. (2015) The genus Notomastus (Polychaeta: Capitellidae) in the Gulf of California, Mexico, with the description of three new species. Proceedings of the Biological Society of Washington, 128 (2), 176 - 189. https: // doi. org / 10.2988 / 0006 - 324 X- 128.2.176

Hartman, O. (1960) Systematic account of some marine invertebrate animals from the deep basins off southern California. Allan Hancock Pacific Expeditions, California, 22, 69 - 215.

Hernandez-Alcantara, P. & Solis-Weiss, V. (1998) Capitellids (Polychaeta: Capitellidae) from the continental shelf of the Gulf of California, with the description of a new species, Notomastus angelicae. Proceedings of the Biological Society of Washington, 111, 708 - 719.

Kudenov, J. D. (1975) Sedentary polychaetes from the Gulf of California. Journal of Natural History, 9, 205 - 31. https: // doi. org / 10.1080 / 00222937500770131