Allocareproctus, Pitruk & Fedorov, 1993

Orr, James Wilder & Busby, Morgan Scott, 2006, Revision of the snailfish genus Allocareproctus Pitruk & Fedorov (Teleostei: Liparidae), with descriptions of four new species from the Aleutian Islands, Zootaxa 1173, pp. 1-37 : 13

publication ID

https://doi.org/ 10.5281/zenodo.2645716

DOI

https://doi.org/10.5281/zenodo.5586130

persistent identifier

https://treatment.plazi.org/id/8619E976-9443-D902-EA13-2CA8262DFC03

treatment provided by

Plazi

scientific name

Allocareproctus
status

 

Key to species of Allocareproctus View in CoL View at ENA

1A. Teeth trilobed, nearly all with moderate to strong lateral lobes; peritoneum pale or dark; nasal papilla present and unpigmented or absent................................................. 2

1B. Teeth simple, often with weak shoulders; peritoneum dark; nasal papilla present, pigmented ...................................................................................................................... 4 2A. Peritoneum pale; nasal papilla absent; interorbital papilla absent; Aleutian Islands: Kiska Island to the Islands of Four Mountains ................... Allocareproctus tanix View in CoL n. sp. 2B. Peritoneum dark; nasal papilla present or absent; interorbital papilla present or absent ....................................................................................................................................... 3 3A. Nasal papilla absent; anal­fin rays 36–39; interorbital papilla present; papillae on maxillary pores 5–6 or 6 only; Aleutian Islands: Buldir Island to the Islands of Four Mountains ............................................................. Allocareproctus unangas View in CoL n. sp. 3B. Nasal papilla present; anal­fin rays 33–35; interorbital papilla present or absent; papillae on maxillary pores 4–6 or more; Aleutian Islands: Seguam Island to the Islands of Four Mountains ................................................................. Allocareproctus ungak View in CoL n. sp. 4A. Orobuccal cavity dark; orobuccal valve with 4–6 finger­like projections; gill rakers 14–18; abdominal vertebrae 12; anterior part of body dark; interorbital papilla absent; Aleutian Islands: Seguam Island to the Islands of Four Mountains................................ ........................................................................................ Allocareproctus kallaion View in CoL n. sp. 4B. Orobuccal cavity pale; orobuccal valve with 1 finger­like projection; gill rakers 8–12; abdominal vertebrae 10–12; anterior part of body pale; interorbital papilla present or absent; Aleutian, Pribilof, and Kuril Islands; Japan..... Allocareproctus jordani (Burke) View in CoL

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