И.А. Жирков - Полихеты Северного Ледовитого океана, страница 43

Ëàòåðàëüíûå àíòåííû òåðìèíàëüíûå èëè ñóáòåðìèíàëüíûå.......................................................................................................Lepidonotinae...10– Ëàòåðàëüíûå àíòåííû âåíòðàëüíûå .................................Polynoinae...1310(9). Àíòåííû òåðìèíàëüíûå, áåç öåðàòîôîðîâ ..............................................................................................................................Lepidonotus squamatus– Àíòåííû ñóáòåðìèíàëüíûå, ñ öåðàòîôîðàìè.

Íå ìåíåå 15 ïàð ýëèòð ..........................................................................................................................1111(10). Çàäíÿÿ ÷àñòü ïðîñòîìèóìà ïðèêðûòà êðóïíîé òîíêîé ïîëóïðîçðà÷íîé ïîëóëóííîé ñêëàäêîé ÑÒ-2 ..................................Alentia gelatinosa– Çàòûëî÷íîé ñêëàäêè íåò............................................................................1211512(11). 15 ïàð ýëèòð ....................................................Parahalosydna krassini– Äî 50 è áîëåå ïàð ýëèòð ....................................................Arctonoee vittata13(9). Íîòîõåòû îòñóòñòâóþò ................................Heteropolynoe nordgaardi– Íîòîõåòû èìåþòñÿ .....................................................................................1414 (13) Íîòîõåò íåìíîãî (3...10), îíè î÷åíü êðóïíûå, àöèêóëîâèäíûå, ãîðàçäî òîëùå íåâðîõåò....................................................................................15– Íîòîõåò ãîðàçäî áîëüøå 10, åñëè íîòîõåò íåìíîãî (Enipo), òî îíè íåàöèêóëîâèäíûå, íå òîëùå èëè äàæå òîíüøå íåâðîõåò ..............................1615(14).

Íåâðîõåòû ñ äëèííûì øèïàñòûì îòäåëîì è äëèííîé ãîëîé êðþ÷êîâèäíîé âåðøèíîé........................................................Hermadion acanellae– Íåâðîõåòû äâóõ òèïîâ: (1) äëèííûå, ñ âîëîñîâèäíûì êîí÷èêîì è (2) êîðîòêèå, äâóçóáûå íà êîíöå......................................................Melaenis loveni16(14). Âåðøèíà íåâðîõåò îêðóæåíà âîëîñêàìè .....................................................................................................................................Austrolaenilla mollis– Âåðøèíà íåâðîõåò áåç âîëîñêîâ ..............................................................1717(16).

Íåâðîõåòû ñ ïîëóëóííûìè êàðìàíàìè .....................Adyte assimilis– Íåâðîõåòû áåç ïîëóëóííûõ êàðìàíîâ.....................................................1818(17). 14-15 ïàð ýëèòð ................................................................................19– 16 ïàð ýëèòð...............................................................................Leucia nivea– 18 ïàð ýëèòð ..........................................................Acanthicolepis asperrima19(18). Õîòÿ áû ÷àñòü íîòîõåò ñ âîëîñîâèäíûì îêîí÷àíèåì ..................20– Âñå íîòîõåòû êîðîòêî çàîñòðåíû, áåç âîëîñîâèäíîãî îêîí÷àíèÿ....................................................................................................................................3220(19).

Âñå íåâðîõåòû îäíîçóáûå ...............................................................21– Âñå èëè áîëüøàÿ ÷àñòü íåâðîõåò èìååò äâóçóáûé êîí÷èê.............................................................................................................................Arcteobia...3121(20).

Ìåíåå 50 ÑÒ, ýëèòðû ïðèêðûâàþò òåëî ïî÷òè äî ñàìîãî çàäíåãîêîíöà .............................................................................................................22– Ñâûøå 50 ÑÒ, çàäíèå íå ïîêðûòû ýëèòðàìè.............................Enipo...2711622 (21). Ïðîñòîìèóì ñ ÿñíî âûðàæåííûìè ëîáíûìè ðîãàìè ................23– Ïðîñòîìèóì ñ íåÿñíî âûðàæåííûìè ëîáíûìè ðîãàìè ..............................................................................................................Hesperonoe andiashevi23(22).

Ýëèòðû êîæèñòûå, ñ ðàçâèòîé ìèêðîñêóëüïòóðîé ....Gattyana...24– Ýëèòðû íåæíûå, ïîëóïðîçðà÷íûå áåç ìèêðîñêóëüïòóðû ......................................................................................................................Hesperonoe laevis24(23). Ýëèòðû èìåþò, ïîìèìî ìíîãî÷èñëåííûõ ìåëêèõ õèòèíîèäíûõøèïèêîâ, îäèíî÷íûå î÷åíü êðóïíûå öèëèíäðè÷åñêèå, ãðèáîâèäíûåèëè êîíè÷åñêèå ïàïèëëû.........................................................................25– Ýëèòðû ðàâíîìåðíî ïîêðûòû ïàïèëëàìè ñ ðàñùåïëåííîé âåðõóøêîé .............................................................................................................2625(24). Íà ýëèòðàõ êðóïíûå öèëèíäðè÷åñêèå è ãðèáîâèäíûå ïàïèëëû;ïåðåäíÿÿ ïàðà ãëàç ðàñïîëîæåíà ïî áîêàì ïðîñòîìèóìà â íàèáîëååðàñøèðåííîé åå ÷àñòè..................................................................G.

ciliata– Íà ýëèòðàõ êðóïíûå ãëàäêèå ïðîçðà÷íûå êîíè÷åñêèå ïàïèëëû; ïåðåäíÿÿ ïàðà ãëàç ðàñïîëîæåíà ó îñíîâàíèÿ ëîáíûõ ðîãîâ ñ âåíòðàëüíîé ñòîðîíû ïðîñòîìèóìà .............................................................G. nutti26(24). Âåðõóøêà ïàïèëë ðàñùåïëåíà ëèøü íà äâå ÷àñòè, ðåæå íà òðè................................................................................................G.

amondseni117– Âåðõóøêà áîëüøèíñòâà ïàïèëë ðàñùåïëåíà íà 4 ÷àñòè..........................................................................................................G. cirrhosa– Âåðõóøêà áîëüøèíñòâà ïàïèëë ðàñùåïëåíà íà 8 è áîëåå ÷àñòåé.........................................................................................G. treadwelli27(21).

Íîòîõåòû ñ òóïûì çàêðóãëåííûì êîí÷èêîì....................28– Íîòîõåòû ñ âîëîñîâèäíûì îêîí÷àíèåì ....................................2928(27). Ïðè îñíîâàíèè ïåðèñòîìèàëüíûõ óñèêîâ èìåþòñÿ 1-3 ùåòèíêè...................................................................................Å. tarasovi– Ùåòèíêè ïðè îñíîâàíèè ïåðèñòîìèàëüíûõ óñèêîâ îòñóòñòâóþò.............................................................................................E . gracilis29(24). Âäîëü ìåäèàëüíîé ëèíèè ñïèíû èìååòñÿ ïðîäîëüíûé ðÿäèç êðóïíûõ áóãîðêîâ, îáðàçóþùèõ ñïèííîé ãðåáåíü .................................................................................................................Å. chuckchi– Âäîëü ìåäèàëüíîé ëèíèè ñïèíû êðóïíûõ áóãîðêîâ íåò .........3030(29).

Ëàòåðàëüíûõ ñïèííûõ áóãîðêîâ íåò; àíòåííû, ïåðèñòîìèàëüíûå óñèêè è ïàëüïû ãëàäêèå ................................Å. tamarae– Ëàòåðàëüíûå áóãîðêè èìåþòñÿ; àíòåííû, ïåðèñòîìèàëüíûåóñèêè è ïàëüïû ñ ïàïèëëàìè..............................................Å.

torelli31(20). Ïîâåðõíîñòü ýëèòð ãëàäêàÿ, ëèøü ó ïåðåäíåãî êðàÿ èìååòñÿ íåáîëüøàÿ ãðóïïà ìåëêèõ êîíè÷åñêèõ èëè çàêðóãëåííûõõèòèíîèäíûõ øèïèêîâ; êðàÿ ýëèòð ñ íåáîëüøèì êîëè÷åñòâîìêîðîòêèõ êðàåâûõ ïàïèëë èëè ãëàäêèå; ýëèòðû ñ òåìíûìè áóðîâàòûìè ïèãìåíòíûìè ïÿòíàìè; âñå íåâðîõåòû äâóçóáûå ................................................................................................A.

anticostiensis– Ýëèòðû ïîêðûòû ìíîãî÷èñëåííûìè ðàñùåïëåííûìè íà êîíöåõèòèíîèäíûìè øèïèêàìè è èìåþò êðàåâóþ áàõðîìó èç íèòåâèäíûõ ïàïèëë; òåìíûõ ïèãìåíòíûõ ïÿòåí íåò; íåâðîõåòû êàê äâóçóáûå, òàê è îäíîçóáûå.................................................A. spinelytris11832(19). Âñå íåâðîõåòû îäíîçóáûå.................................................33– Ïî êðàéíåé ìåðå ñðåäíèå (ðåæå âåðõíèå) íåâðîõåòû êàæäîéïàðàïîäèè äâóçóáûå ......................................................................3633(32). Âñÿ ïîâåðõíîñòü ýëèòð ïîêðûòà îäíîðîäíûìè ìèêðîïàïèëëàìè ...........................................................................................34– Ïîâåðõíîñòü ýëèòð, ïîìèìî ìèêðîïàïèëë, ñ ìàêðîïàïèëëàìè,êîòîðûå íàõîäÿòñÿ ïðåèìóùåñòâåííî â çàäíåé ÷àñòè ýëèòðû..3534(33). Ìèêðîïàïèëëû îñòðîêîíè÷åñêèå, ýëèòðû ñ áàõðîìîé ...............................................................................Neopolynoe paradoxa– Ìèêðîïàïèëëû òóïîêîíè÷åñêèå, ýëèòðû áåç áàõðîìû .....................................................................................................Eunoe clarcki– Ìèêðîïàïèëëû êîíè÷åñêèå è ðàñùåïëåííûå íà âåðøèíå, ýëèòðû ñ áàõðîìîé .............................................Antinoella finmarchica35(33).

Ìàêðîïàïèëëû ñ ðîâíîé çàêðóãëåííîé âåðõóøêîé ...........................................................................................Eunoe depressa– Ìàêðîïàïèëëû â âèäå áîðîäàâîê ñ ìåëêèìè øèïèêàìè íàâåðõóøêå ...................................................................Eunoe barbata– Ìàêðîïàïèëëû áóëàâîâèäíûå, ñ âåðõóøêîé ñ ìíîãî÷èñëåííûìè øèïèêàìè .....................................................Eunoe globifera119– Ìàêðîïàïèëëû â âèäå áóãðîâ ñ ìíîãî÷èñëåííûìè øèïèêàìè ............................................................................................Eunoe nodosa– Ìàêðîïàïèëëû â âèäå øèïîâ ñ ðàçâåòâëåííîé âåðõóøêîé.................................................................................................Eunoe oerstedi36(32).

Áîêîâûå àíòåííû ïðèêðåïëåíû ñíèçó, ëîáíûå ðîãà èìåþòñÿ ........................................................................................................37– Áîêîâûå àíòåííû ïðèêðåïëåíû ïî áîêàì, ëîáíûå ðîãà îòñóòñòâóþò.............................................................................Malmgrenia...5237(36).  ñåðåäèíå ñïèíû èìååòñÿ ðÿä áóãîðêîâ; îêîëî 100 ÙÑ;íåâðîõåòû 2 òèïîâ: (1) âåðõíèå 1 èëè 2 êðåïêèå øèðîêèå ùåòèíêè ñ ìàëåíüêèìè øèïèêàìè è òóïûìè âåðøèíàìè, ýòè ùåòèíêèèìåþòñÿ íå íà âñåõ ÙÑ; (2) ñ ðÿäàìè øèïîâ â òåðìèíàëüíîé ÷àñòè è äâóçóáûìè âåðøèíàìè.

..........................Polynoe scolopendrina– Íåò ðÿäà áóãîðêîâ â ñåðåäèíå ñïèíû (òîëüêî äâà ðÿäà ïî áîêàì);îêîëî 40 ÙÑ; âñå íåâðîõåòû ñõîäíûõ ðàçìåðîâ ..........................3838(37). Íåâðîõåòû ñ óäëèíåííûì øèïàñòûì îòäåëîì, âñå c âîëîñîâèäíûìè âåðøèíàìè, èëè íåêîòîðûå ñ òóïûìè. Íåâðîõåòû ñîâåðøåííî ïðîçðà÷íûå.........................................................Bylgides...39– Íåâðîõåòû ñ ðàñøèðåííîé äèñòàëüíîé ÷àñòüþ,ïîêðûòîé çóá÷èêàìè; äèñòàëüíûé êîí÷èê êîðî÷å,âåðõíèå èëè íèæíèå ÿâíî äâóçóáûå (ñì. ðèñ.). Íåâðîõåòû ñâåòëî-ÿíòàðíîãî öâåòà.........................4339(38). ÑÒ-2 â ñåðåäèíå ñïèíû ñî âçäóòûì ÷åòûðåõóãîëüíûì ó÷àñòêîì ...............................................................................B.