Search tool	Example of search string in box	What that means to the database
* = "wildcard". Allows a partial letter string to be entered and implies either no or various extension on this letter string	Hyl*	Will find all uses of "Hyl . . ." anywhere in a record: e.g., Hylarana, Hyla, Hylidae, Hylinae, Hylaedactyla.
* = "wildcard". Allows a partial letter string to be entered and implies either no or various extension on this letter string	*Hyla	Will find all uses of ". . . hyla" anywhere in a record: e.g., Hyla, Hylidae, Plectrohyla, Ptychadena hylaea, Adenomera hylaedactyla
	Hyla	Will find all records that contain stand-alone uses of Hyla: e.g., Hyla, Hyla arenicolor
Strings of words without quotation marks	Lithobates pipiens	Interprets this as "Lithobates OR pipiens" so will find the union of all records that contain either "Lithobates" or "pipiens": e.g., Lithobates omiltemanus, Hylorana pipiens
Strings of word with quotation marks	"Lithobates pipiens"	Interprets this as "Lithobates AND pipiens" so will return all records that have the character string "Lithobates pipiens" anywhere within a record: e.g., all members of the Lithobates pipiens complex.
AND statement. Means that the results of the search must include both words held together by an AND	Lithobates AND pipiens	Same as "Lithobates pipiens"
OR statement. Means that the results of the search will all records that have either of the terms held together by an OR	Lithobates OR "Costa Rica"	Recovers all records that contain the word "Lithobates" or "Costa Rica": 402 records inasmuch as this will include all records for the entire amphibian fauna of Costa Rica
Combining Boolean operators within the Basic Search box (AND, OR, NOT, quotation marks)	Lithobates AND "Costa Rica" NOT forreri	Recovers only records that contain the word Lithobates AND "Costa Rica", but excludes any record that contains the word "forreri" in any part of the record: 9 records
Printable HELP file

Search tool	Example of search string in box	What that means to the database
* = "wildcard". Allows a partial letter string to be entered and implies either no or various extension on this letter string	Hyl*	Will find all uses of "Hyl . . ." anywhere in a record: e.g., Hylarana, Hyla, Hylidae, Hylinae, Hylaedactyla.
* = "wildcard". Allows a partial letter string to be entered and implies either no or various extension on this letter string	*Hyla	Will find all uses of ". . . hyla" anywhere in a record: e.g., Hyla, Hylidae, Plectrohyla, Ptychadena hylaea, Adenomera hylaedactyla
Single word	Hyla	Will find all records that contain stand-alone uses of Hyla: e.g., Hyla, Hyla arenicolor
Strings of words without quotation marks	Lithobates pipiens	Interprets this as "Lithobates OR pipiens" so will find the union of all records that contain either "Lithobates" or "pipiens": e.g., Lithobates omiltemanus, Hylorana pipiens
Strings of word with quotation marks	"Lithobates pipiens"	Interprets this as "Lithobates AND pipiens" so will return all records that have the character string "Lithobates pipiens" anywhere within a record: e.g., all members of the Lithobates pipiens complex.
AND statement. Means that the results of the search must include both words held together by an AND	Lithobates AND pipiens	Same as "Lithobates pipiens"
OR statement. Means that the results of the search will all records that have either of the terms held together by an OR	Lithobates OR "Costa Rica"	Recovers all records that contain the word "Lithobates" or "Costa Rica": 402 records inasmuch as this will include all records for the entire amphibian fauna of Costa Rica
Combining Boolean operators within the Basic Search box (AND, OR, NOT, quotation marks)	Lithobates AND "Costa Rica" NOT forreri	Recovers only records that contain the word Lithobates AND "Costa Rica", but excludes any record that contains the word "forreri" in any part of the record: 9 records
Printable HELP file

Hyperolius riggenbachi (Nieden, 1910)

Class: Amphibia > Order: Anura > Family: Hyperoliidae > Subfamily: Hyperoliinae > Genus: Hyperolius > Species: Hyperolius riggenbachi

Rappia riggenbachi Nieden, 1910, Arch. Naturgesch., 76: 244. Holotype: ZMB 20435 according to Laurent, 1961, Rev. Zool. Bot. Afr., 64: 75, and Tillack, de Ruiter, and Rödel, 2021, Zoosyst. Evol., Berlin, 97: 440. Type locality: "Banjobezirk" (= region of Banjo), Cameroon.

Hyperolius riggenbachi — Noble, 1924, Bull. Am. Mus. Nat. Hist., 49: 251, 329; Ahl, 1931, Das Tierreich, 55: 391.

Hyperolius hieroglyphicus Ahl, 1931, Mitt. Zool. Mus. Berlin, 17: 126. Syntypes: ZMB (originally 12 specimens) unnumbered, according to the original publication; including ZMB 20793, 20795,22321, 27270, 77728, 77756–77757, and 77798–77801 according to Tillack, de Ruiter, and Rödel, 2021, Zoosyst. Evol., Berlin, 97: 429; including MCZ 17638 (on exchange from ZMB), according to Barbour and Loveridge, 1946, Bull. Mus. Comp. Zool., 96: 128; ZMB 20793 designated lectotype by Laurent, 1961, Rev. Zool. Bot. Afr., 64: 76. Type locality: "Bamenda, Kamerun". Synonymy by Amiet, 1973, Ann. Fac. Sci. Cameroun, 13: 157. The description in Ahl, 1931, Das Tierreich, 55: 409, appeared subsequently according to Tillack, de Ruiter, and Rödel, 2021, Zoosyst. Evol., Berlin, 97: 407–450.

Hyperolius benueensis Monard, 1951, Mem. Inst. Franç. Afr. Noire, 1: 177. Holotype: LCFM 1138, by original designation. Type locality: "Banguvé" and "Ngaouyanga", Cameroon. Synonymy with Hyperolius hieroglyphicus by Perret, 1962, Rev. Zool. Bot. Afr., 65: 244.

Hyperolius riggenbachi riggenbachi — Schiøtz, 1999, Treefrogs Afr.: 132.

Hyperolius riggenbachi hieroglyphicus — Schiøtz, 1999, Treefrogs Afr.: 132.

Common Names

Riggenbach's Reed Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 68).

Distribution

Montane grassland of the Mambilla and Obudu Plateaus of eastern Nigeria; Bamenda Highlands and the Adamawa Plateau, western and central Cameroon, 450–1250 m elevation.

Geographic Occurrence

Natural Resident: Cameroon, Nigeria

Comment

Schiøtz, 1963, Vidensk. Medd. Dansk Naturhist. Foren., 125: 74–75, provided records for Nigeria. See photograph, map, description of geographic range and habitat, and conservation status in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 287. See account for Cameroon by Amiet, 2012, Rainettes Cameroun: 323–329. Schiøtz, 1999, Treefrogs Afr.: 131–132, provided a brief account and map. Channing and Rödel, 2019, Field Guide Frogs & Other Amph. Afr.: 190–191, provided a brief account, photograph, and range map. Tillack, de Ruiter, and Rödel, 2021, Zoosyst. Evol., Berlin, 97: 440–441, briefly discussed the collection history of the holotype.

External links:

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For access to general information see Wikipedia
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To search the NIH genetic sequence database, see GenBank
For additional information see AmphibiaWeb report
For information on conservation status and distribution see the IUCN Redlist
For information on distribution, habitat, and conservation see the Map of Life
For related information on conservation and images as well as observations see iNaturalist
For access to available specimen data for this species, from over 350 scientific collections, go to Vertnet.