Ephemerythus gilliesi sp.

Kluge, Nikita J. & Novikova, Eugenia A., 2017, Revision of Ephemerythus Gillies 1960 (Ephemeroptera: Tricorythidae), Zootaxa 4347 (1), pp. 31-55: 52

publication ID

https://doi.org/10.11646/zootaxa.4347.1.2

publication LSID

lsid:zoobank.org:pub:08E7E948-410A-4EA8-9DB3-6B0374C2A467

persistent identifier

http://treatment.plazi.org/id/03F22843-FFDB-FFFF-FF6E-FB8AFE715830

treatment provided by

Plazi

scientific name

Ephemerythus gilliesi sp.
status

sp.

Ephemerythus gilliesi sp.  n.

( FIGS 88–97View FIGURES 88 – 93View FIGURES 94 – 97)

Ephemerythus Sp. C  : Kluge 2010a: 30 (larVa).

Etymology. THE SPEcIES IS NAmED IN HONOR Of M.T. GILLIES, WHO PROvIDED uS WITH THE SPEcImEN DEScRIbED bELOW.

Material. HOLOTyPE: L/S ♀: CAMEROON, YAOuNDé, 6.IX.1956, cOLL. M.T. GILLIES (REcEIvED fROm M.T. GILLIES IN 1991). 

Descriptions. Female larva. BITING EDGE Of mAXILLA RELATIvELy NARROW: INNER-DORSAL ROW, bESIDES TWO DENTISETAE, WITH 2 SETAE PROXImAD Of PROXImAL DENTISETA; INNER-vENTRAL ROW cONSISTING Of 4–5 SETAE; APIcAL TufT Of LONG SETAE cONSISTING Of 6 SHORT ARcHED ROWS ( FIG. 88View FIGURES 88 – 93). FEmORA NOT WIDE; STOuT, SPATuLATE SETAE LONG, ON fORE fEmuR fORmING IRREGuLAR, TRANSvERSE ROW ( AS IN E. niger  – KLuGE 2010A: FIGS 16, 17View FIGURES 14 – 17). FORE TIbIA WITH POINTED, PEcTINATE SETAE ON INNER SIDE, WITH LONGITuDINAL ROW Of STOuT, bLuNT SETAE ON ANTERIOR SIDE, AND WITH IRREGuLARLy SITuATED, STOuT, bLuNT SETAE ON POSTERIOR SIDE ( FIG. 89View FIGURES 88 – 93). MIDDLE AND HIND TIbIAE WITH POINTED, PEcTINATE SETAE ON INNER SIDE AND TWO LONGITuDINAL ROWS Of STOuT, bLuNT SETAE ( AS IN E. niger  – KLuGE 2010A: FIG. 17View FIGURES 14 – 17). HIND PROTOPTERA AbSENT. AbDOmINAL TERGA AND STERNA WITH SPARSE SImPLE SETAE, WITHOuT OTHER SOckETS ( IN cONTRAST TO E. pictus  ). TERGALIuS V WITHOuT vENTRAL LObE; TERGALIuS VI AbSENT ( FIGS 90–93View FIGURES 88 – 93; AS IN E. pictus  – FIGS 40–43View FIGURES 39 – 46). CuTIcLE NEARLy uNIcOLOR, OcHER OR bROWNISH; HyPODERmAL cOLORATION uNkNOWN.

Winged female. HIND WINGS AbSENT ( AS IN E. niger  AND E. nigricolor  ).

Egg ( FIGS 94–96View FIGURES 94 – 97). AS cHARAcTERIzED fOR Ephemerythus  (SEE AbOvE)  ; LENGTH (WITHOuT cAP AND TAIL) AbOuT 0.2 mm; TAIL LENGTH 0.09–0.13 mm. TAIL mucH LONGER THAN IN OTHER SPEcIES (AbOuT ½ Of EGG LENGTH), cONSISTING Of LONG, STOuT POINTED PROcESSES, WHIcH cAN bE fuSED ONE WITH ANOTHER by mEANS Of THIN WALLS; NumbER Of PROcESSES EITHER fOuR ( FIG. 94View FIGURES 94 – 97), THREE ( FIG. 95View FIGURES 94 – 97) OR TWO ( FIG. 96View FIGURES 94 – 97).

Male. UNkNOWN.

Size. BODy LENGTH AbOuT 6 mm.

Comparison. E. gilliesi  SP.N. DIffERS fROm E. niger  AND E. nigricolor  by THE STRucTuRES Of TERGALII, WHIcH ARE SImILAR TO THAT Of E. pictus  ; IT DIffERS fROm E. pictus  by THE STRucTuRES Of mAXILLAE AND fEmORA, WHIcH ARE SImILAR TO THOSE Of E. niger  AND E. nigricolor  (SEE TAbLE 1). Ephemerythus gilliesi SP.  N. DIffERS fROm ALL OTHER EXAmINED SPEcIES Of Ephemerythus  by ITS vERy LONG EGG TAILS ( FIGS 94–96View FIGURES 94 – 97) AND by THE PRESENcE Of bLuNT SETAE ON THE POSTERIOR SIDE Of THE fORE TIbIA ( FIG. 89View FIGURES 88 – 93).

NOT

Nottingham City Natural History Museum

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Ephemeroptera

Family

Tricorythidae

Genus

Ephemerythus

Loc

Ephemerythus gilliesi sp.

Kluge, Nikita J. & Novikova, Eugenia A. 2017
2017
Loc

Ephemerythus

Kluge 2010: 30
2010